Past Seminars

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May 1, 2025 AOSC Seminar Dr. Kelsey Malloy University of Delaware Understanding Evolving Climate Variability and Risk for Severe Convective Storms [ Abstract ] [ Recording ] Contact: Maria Molina	April 24, 2025 AOSC Seminar Dr. Qiang Fu University of Washington From enhanced Arctic amplification to Tropical Eastern Pacific and Southern Ocean cooling since 1980: The role of internal variability [ Abstract ] [ Recording ] Contact: Zhanqing Li
April 17, 2025 AOSC Seminar Dr. Henrique M. J. Barbosa Dept. of Physics, UMBC The life-cycle of tropical clouds [ Abstract ] [ Recording ] Contact: Natalia Roldan	March 13, 2025 AOSC Seminar Dr. Victor Yakovenko Dept. of Physics, UMD The Mathematics of Human Population Growth and CO₂ Emissions [ Abstract ] [ Recording ] Contact: Ross Salawitch
February 27, 2025 AOSC Seminar Dr. Xiaojing Du George Mason University The history of tropical hydroclimate: insights from proxy data and climate model [ Abstract ] [ No Recording ] Contact: Michael Evans	February 20, 2025 AOSC Seminar Drs. John A. Callahan and Analise Keeney Coastal Hazards Branch, NOAA National Ocean Service / University of Delaware NOAA’s Coastal Ocean ReAnalysis (CORA): High Resolution Observation-based Mapping of inundation along US Coasts [ Abstract ] [ Recording ] [ Slides ] Contact: Maria Molina
February 13, 2025 AOSC Seminar Dr. Steven J. Smith Joint Global Change Research Institute (JGCRI) The History and Future of the Atmosphere: Historical Emissions Data and CMIP7 [ Abstract ] [ Recording ] Contact: Tim Canty	February 6, 2025 AOSC Seminar Dr. Xiao Luo NOAA EMC / University of Hawaii ENSO [ Abstract ] [ Recording ] Contact: Maria Molina
November 21, 2024 AOSC Seminar Dr. Adam Sobel Columbia University Doing usable climate risk science in academia [ Abstract ] [ Recording ] Contact: Maria Molina	November 14, 2024 AOSC Seminar Dr. Zhibo Zhang UMBC Using both shortwave and longwave remote sensing techniques to understand the properties and radiative effects of dust aerosols [ Abstract ] [ Recording ] Contact: Zhanqing Li
November 7, 2024 AOSC Seminar Dr. Sen Chiao Howard University and NOAA Howard University Graduate Program in Atmospheric Science and NOAA Center for Atmospheric Sciences and Meteorology: Challenges, Priorities, and Opportunities [ Abstract ] [ Recording ] Contact: Kayo Ide	October 31, 2024 AOSC Seminar Dr. Lauren Andrews NASA NASA's High-Resolution GEOS Forecasting and Reanalysis Products: A unified Tool from Local to Global Scales [ No Abstract ] [ Recording ] Contact: Jim Carton
October 24, 2024 AOSC Seminar Dr. Gaige Kerr George Washington University Air pollution inequity in the United States: The view from space [ Abstract ] [ Recording ] Contact: Allison Ring	October 17, 2024 AOSC Seminar Dr. Rebecca Beadling Temple University Remote consequences of processes operating at the Antarctic margin [ Abstract ] [ Recording ] Contact: Maria Molina
October 10, 2024 AOSC Seminar Dr. Ashton Robinson Cook NOAA My experiences as a meteorologist in two national weather forecasting centers [ Abstract ] [ Recording ] Contact: Maria Molina	October 3, 2024 AOSC Seminar Dr. Emma Knowland NASA GSFC / Morgan State University NASA's High-Resolution GEOS Forecasting and Reanalysis Products: A unified Tool from Local to Global Scales [ Abstract ] [ Recording ] Contact: Allison Ring
September 26, 2024 AOSC Seminar Dr. Edward Strobach AOSC Exploring Complex Relationships Between Meteorology and Air Quality in Urban Environments [ Abstract ] [ Recording ] Contact: Russ Dickerson	September 19, 2024 AOSC Seminar Dr. Scot Miller Johns Hopkins University Three case studies in greenhouse gas emissions – new insights provided by an expanded atmospheric observing network. [ Abstract ] [ Recording ] Contact: Ning Zeng
September 12, 2024 AOSC Seminar Dr. Ming Cai Florida State University A New Paradigm for Principles-Based Adept Predictions of Global Warming from Climate Mean States [ Abstract ] [ Recording ] Contact: Da-Lin Zhang	September 5, 2024 AOSC Seminar Dr. Veljko Petkovic ESSIC Emulating Passive Microwave Satellite Products: Information Content and Uncertainties [ Abstract ] [ No Recording ] Contact: Maria Molina
August 29, 2024 AOSC Seminar Dr. Tianle Yuan GSFC/UMBC Curious Connections Among Aerosols, Clouds, and Dynamics [ Abstract ] [ Recording ] Contact: Zhanqing Li	May 9, 2024 AOSC Seminar Dr. Jadwiga (Yaga) Richter NCAR Earth System Predictability Across Timescales for Climate Resilience [ Abstract ] [ Recording ] Contact: Maria Molina
April 25, 2024 AOSC Seminar Dr. Peggy McNeal Towson University Advances in Atmospheric Science Education Research (ASER): A Look at the Role of Cognition in Learning Meteorology [ Abstract ] [ Recording ] Contact: Gillian Felton	April 18, 2024 AOSC Seminar Dr. Huan Liu Tsinghua University (Visiting Professor at Harvard) Addressing Transportation Emissions: From Local Pollutions to Global Challenges [ Abstract ] [ Recording ] Contact: Zhanqing Li
April 11, 2024 AOSC Seminar Dr. Leon Chafik Stockholm University The Northern Ocean Conveyor Belt: New Perspectives and Future Challenges [ Abstract ] [ Recording ] Contact: Jim Carton	April 4, 2024 AOSC Seminar Dr. Astrid Pacini UW Applied Physics Laboratory Structure, variability, and dynamics of the West Greenland boundary current system [ Abstract ] [ Recording ] Contact: Jim Carton
March 28, 2024 AOSC Seminar Dr. Madeleine Youngs UCLA The Southern Ocean Circulation and Climate: The Localizing Effect of Topography [ Abstract ] [ Recording ] Contact: Jim Carton	March 14, 2024 AOSC Seminar Dr. Spencer Jones Texas A&M University Ocean heat transport by AMOC and gyres [ Abstract ] [ Recording ] Contact: Jim Carton
March 7, 2024 AOSC Seminar Dr. Dan Anderson & Dr. Julie Nicely NASA GSFC Towards constraints on the tropospheric oxidizing capacity: the role of models, machine learning, and satellite observations [ Abstract ] [ Recording ] Contact: Ross Salawitch	February 29, 2024 AOSC Seminar Dr. Ben Zaitchik Johns Hopkins University Studies in climate impacts: process, propagation, and preparedness [ Abstract ] [ Recording ] Contact: Russ Dickerson
February 22, 2024 AOSC Seminar Dr. Rita Colwell UMIACS Predicting pandemics: What cholera has taught us about COVID-19 [ Abstract ] [ Recording ] Contact: Maria Molina	February 15, 2024 AOSC Seminar Dr. Chia-Ying Lee Lamont-Doherty Earth Observatory, Columbia University Climate change impact on the tropical Pacific and global tropical cyclones [ Abstract ] [ Recording ] Contact: Maria Molina
February 8, 2024 AOSC Seminar Dr. Zhanqing Li Climate Change, Air Pollution and Public Heath: Millennial Concerns Connected via Aerosols through Intertwined Relationships [ Abstract ] [ Recording ] Contact: Maria Molina	January 25, 2024 AOSC Seminar Dr. Ning Zeng AOSC Wood vault: Burying woody biomass to fight climate change---a simple idea that actually works [ Abstract ] [ Recording ] Contact: Maria Molina
	November 30, 2023 AOSC Seminar Dr. Aaron Pina US Forest Service Atmospheric sciences and fire weather research at the US Forest Service [ Abstract ] [ Recording ] Contact: Allison Ring
November 16, 2023 AOSC Seminar Dr. Daniel Hodyss Naval Research Laboratory An Introduction to Ionospheric Data Assimilation [ Abstract ] [ Recording ] Contact: Jonathan Poterjoy	November 9, 2023 AOSC Seminar Dr. Lesley Ott NASA Goddard Coordinated observing and modeling in support of the newly established U.S. Greenhouse Gas Center – a brief overview of motivation, plans, and progress [ Abstract ] [ Recording ] Contact: Ken Pickering
November 2, 2023 AOSC Seminar Dr. Ramya Sunder Raman IISER Bhopal, India The COALESCE Project, India: A Framework to Unravel the Air Quality and Climate Effects of Aerosols [ Abstract ] [ Recording ] Contact: Akanksha Singh	October 26, 2023 AOSC Seminar Dr. Amy Rebecca Sapkota University of Maryland School of Public Health Reimagining Solutions to Address Emerging Contaminants in Recycled Irrigation Water [ Abstract ] [ Recording ] Contact: Russ Dickerson
October 19, 2023 AOSC Seminar Dr. Valerie Were NOAA NWS / NOAA CIRAUnderstanding the Ready in Weather-Ready Nation by Integrating Social and Physical Sciences at the National Weather Service [ Abstract ] [ Recording ] Contact: Maria Molina	October 12, 2023 AOSC Seminar Dr. Fred Ogden NOAA/NWS Office of Water Prediction Advancing NOAA/NWS water prediction capabilities with NOAA's Next Generation Water Resources Modeling Framework [ Abstract ] [ Recording ] Contact: Louis Uccelini
October 5, 2023 AOSC Seminar Dr. Riza Setiawan Gadjah Mada University (Indonesia) The Fujiwhara Effect on the Enlarging Phytoplankton concentration in Southeastern Tropical Indian Ocean (SETIO) Region [ Abstract ] [ Recording ] Contact: Dwi Susanto	September 28, 2023 AOSC Seminar Dr. Mary Barth NCAR Vertical Transport of Aerosols and Trace Gases in Deep Convection [ Abstract ] [ Recording ] Contact: Ken Pickering
September 21, 2023 AOSC Seminar Dr. Linette Boisvert NASA Goddard Affronting Ocean Models: Submesoscale Interactions between Fronts, Instabilities, and Turbulence [ Abstract ] [ Recording ] Contact: Gabrielle Linscott	September 14, 2023 AOSC Seminar Dr. Alyssa Stansfield Colorado State University Modeling Across Scales to Understand Changes in Tropical Cyclone Precipitation with Climate Change [ Abstract ] [ Recording ] Contact: Maria Molina
September 7, 2023 AOSC Seminar Dr. Liqing Jiang ESSIC/NOAA NCEI Title: Global surface ocean acidification indicators from 1750 to 2100 — A state-of-the-art research and management tool for the 21st century under the combined stressors of global climate change and ocean acidification. [ Abstract ] [ Recording ] [ Slides ] Contact: Ning Zeng	August 31, 2023 AOSC Seminar Dr. Baylor Fox-Kemper Brown University Affronting Ocean Models: Submesoscale Interactions between Fronts, Instabilities, and Turbulence [ Abstract ] [ Recording ] Contact: Jacob Wenegrat
April 27, 2023 AOSC Seminar Dr. Andrea Molod NASA Goddard / Global Modeling and Assimilation Office Title: TBA [ Abstract ] [ No Recording ] Contact: Maria Molina	April 20, 2023 AOSC Seminar Dr. Alicia M. Bentley NOAA NWS NCEP EMC An Overview of Global Model Verification at the Environmental Modeling Center (EMC) [ Abstract ] [ Recording ] Contact: Maria Molina
April 13, 2023 AOSC Seminar Dr. Brian Tang SUNY Albany Diverging Behaviors of Tropical Cyclones in Moderate Vertical Wind Shear [ Abstract ] [ Recording ] Contact: Maria Molina	April 6, 2023 AOSC Seminar Dr. Paul Newman NASA The 2022 Asian Summer Monsoon Chemical and Climate Impacts Project (ACCLIP) [ Abstract ] [ Recording ] Contact: Ken Pickering
March 30, 2023 AOSC Seminar Dr. Abigail Bodner Courant Institute, NYU Ocean mixed layer dynamics: from physics to climate models and back again [ Abstract ] [ Recording ] Contact: Jacob Wenegrat	March 16, 2023 AOSC Seminar Dr. Renyi Zhang Texas A&M Assessing the cause for the catastrophic flooding during Hurricane Harvey [ Abstract ] [ No Recording ] Contact: Zhanqing Li
March 9, 2023 AOSC Seminar Dr. Megan Lickley Georgetown University Joint inference of halocarbon emissions, banks, and lifetimes, with impacts on the ozone layer and climate [ Abstract ] [ Recording ] Contact: Ross Salawitch	March 2, 2023 AOSC Seminar Dr. Cory Martin NOAA NWS NCEP EMC Global Data Assimilation Plans at NCEP - The Transition to JEDI and Coupled DA [ Abstract ] [ Recording ] [ Slides ] Contact: Ning Zeng
February 23, 2023 AOSC Seminar Dr. George Philander Princeton University Title: GLOBAL WARMING from a MUSICAL PERSPECTIVE [ Abstract ] [ Recording ] Contact: Sumant Nigam	February 9, 2023 AOSC Seminar Dr. Kelly Nunez Ocasio National Center for Atmospheric Research The Multiscale Nature and Moisture Dependency of Tropical Cyclone Formation [ Abstract ] [ Recording ] Contact: Maria Molina
February 2, 2023 AOSC Seminar Dr. Michelle L'Heureux NOAA Title: Prediction Challenges from Errors in Tropical Pacific Sea Surface Temperature Trends [ Abstract ] [ Recording ] Contact: Maria Molina	January 26, 2023 AOSC Seminar Dr. Claudia Tebaldi Joint Global Change Research Institute (PNNL) / Climate Central Climate model projections from the Scenario Model Intercomparison Project (ScenarioMIP) of CMIP6 [ Abstract ] [ Recording ] Contact: Maria Molina
	December 1, 2022 AOSC Seminar Dr. Takemasa Miyoshi Team Leader and Chief Scientist, RIKEN Title: Big Data Assimilation Revolutionizing Numerical Weather Prediction Using Fugaku [ Abstract ] [ Recording ] Contact: Eugenia Kalnay
November 17, 2022 AOSC Seminar Dr. Vanderlei Martin UMBC Title: The use of Small Satellites for the Measurement of Aerosol, Cloud and Surface Properties and their Analogue Instrumentation at the Nose Level. [ Abstract ] [ Recording ] Contact: Zhanqing Li	November 10, 2022 AOSC Seminar Dr. Allison Wing FSU Acceleration of tropical cyclone development by cloud-radiative feedbacks [ Abstract ] [ Recording ] Contact: Jonathan Poterjoy
November 3, 2022 AOSC Seminar Dr. Jing Wei ESSIC Tracking Air Pollution from Space Using Artificial Intelligence [ Abstract ] [ Recording ] Contact: Zhanqing Li	October 27, 2022 AOSC Seminar Dr. Erik van Sebille Utrecht Whose plastic is that? Combining ocean physics with Bayesian inference to attribute microplastic sources and sinks [ Abstract ] [ Recording ] Contact: Jacob Wenegrat
October 20, 2022 AOSC Seminar Dr. Greg Frost NOAA From Smog to Stratospheric Aerosols: NOAA’s Atmospheric Composition Capabilities and Applications [ Abstract ] [ Recording ] Contact: Ross Salawitch	October 13, 2022 AOSC Seminar Dr. Steve Koch University of Arizona A Review of Mesoscale Gravity Waves and their relation to Spontaneous Balance Adjustment and Deep Convection [ Abstract ] [ Recording ] [ Slides ] Contact: Louis Uccelini
October 6, 2022 AOSC Seminar Dr. Louis Uccelini AOSC Bringing weather services and the intergovernmental emergency management community together to build a weather ready nation [ Abstract ] [ Recording ] Contact: Louis Uccelini	September 29, 2022 AOSC Seminar Dr. Robert Atlas NOAA AOML Miami Personal reflections on the evolution of weather forecasting [ Abstract ] [ No Recording ] Contact: Sumant Nigam
September 22, 2022 AOSC Seminar Dr. Amy McGovern University of Oklahoma Developing Trustworthy AI for Weather and Climate [ Abstract ] [ Recording ] Contact: Sumant Nigam	September 15, 2022 AOSC Seminar Dr. Annmarie Carlton University of California, Irvine Agricultural Air Pollution Policy and Impacts: an Almanac [ Abstract ] [ Recording ] Contact: Ken Pickering
September 8, 2022 AOSC Seminar Dr. Kathy Breen NASA Goddard Physics-constrained deep learning parameterizations for AGCMs [ Abstract ] [ No Recording ] Contact: Maria Molina	September 1, 2022 AOSC Seminar Dr. James Carton UMD AOSC The Regional Arctic Reanalysis (RARE) [ Abstract ] [ Recording ] Contact: Jim Carton
August 18, 2022 AOSC Seminar Dr. Oleg Dubovik Laboratoire d'Optique Atmosphérique, Université Lille, France The concept of universal retrieval algorithm for enhanced remote sensing of the atmosphere: GRASP-OPEN developments [ Abstract ] [ Recording ] Contact: Zhanqing Li	April 28, 2022 AOSC Seminar Dr. Laura Lapham UMCES Methane biogeochemistry in the Chesapeake Bay watershed: From sea to mountains [ Abstract ] [ Recording ] Contact: Russ Dickerson
April 21, 2022 AOSC Seminar Dr. Hanqin Tian University of Auburn How can the terrestrial biosphere be a part of the climate solution? Toward a predictive understanding of the global carbon cycle and GHG budgets [ Abstract ] [ Recording ] Contact: Xin-Zhong Liang	April 14, 2022 AOSC Seminar Dr. Jacob Wenegrat UMD AOSC The Gulf Stream–barrier, blender, or…breadmaker? Enhanced mixing at sharp ocean fronts [ Abstract ] [ Recording ] Contact: Jacob Wenegrat
April 7, 2022 AOSC Seminar Dr. Robert Wood UW Current and Future Cloud Brightening from Ships in Marine Low Clouds [ Abstract ] [ Recording ] Contact: Zhanqing Li	March 31, 2022 AOSC Seminar Dr. Zhaoxia Pu University of Utah Cold Fog Amongst Complex Terrain (CFACT): Observations, Modeling, and Prediction of Cold Fog [ Abstract ] [ Recording ] Contact: Da-Lin Zhang
March 17, 2022 AOSC Seminar Dr. Hussein Aluie University of Rochester Disentangling the Oceanic Circulation [ Abstract ] [ Recording ] Contact: Jacob Wenegrat	March 10, 2022 AOSC Seminar Dr. Peter DeCarlo JHU Brick Kilns, Biomass, Traffic, and Trash – Air Quality in the Kathmandu Valley, Nepal [ Abstract ] [ Recording ] Contact: Russ Dickerson
March 3, 2022 AOSC Seminar Dr. Ken Kunkel NOAA Extreme Precipitation: Trends, Meteorology, and Climatological Relationships [ Abstract ] [ Recording ] Contact: Xin-Zhong Liang	February 24, 2022 AOSC Seminar Dr. Greg Thompson JCSDA Using a Stochastic Parameter Perturbation to Represent Process-Based Uncertainty in a Microphysics Parameterization [ Abstract ] [ Recording ] Contact: Jonathan Poterjoy
February 17, 2022 AOSC Seminar Dr. Maddie Smith WHOI Sea ice melt in the changing Arctic: Insights from the MOSAiC expedition [ Abstract ] [ Recording ] Contact: Sinead Farrell	February 10, 2022 AOSC Seminar Dr. Arlene Fiore MIT Connecting regional air pollution with climate change near and far [ Abstract ] [ Recording ] Contact: Ken Pickering
February 3, 2022 AOSC Seminar Dr. Ryan Stauffer NOAA GSFC Southern Hemisphere Additional Ozonesondes (SHADOZ): Accomplishments from 25 years of Tropical and Subtropical Ozone Profiling [ Abstract ] [ Recording ] Contact: Ross Salawitch	January 27, 2022 AOSC Seminar Dr. Thaddeus "Tad" Komacek Department of Astronomy, University of Maryland Studying extreme planets as a natural fluid dynamics laboratory: atmospheric circulation and mineral cloud transport on ultra-hot Jupiters [ Abstract ] [ Recording ] Contact: Jacob Wenegrat
December 2, 2021 AOSC Seminar Dr. Sumant Nigam AOSC The Mechanics of Surface Warming: A Tale of Two Continents [ Abstract ] [ Recording ] Contact: Sumant Nigam	November 18, 2021 AOSC Seminar Dr. Anand Gnanadesikan Johns Hopkins University How can we make marine biogeochemical models more realistic? New directions using machine learning and genomics [ Abstract ] [ Recording ] Contact: Jacob Wenegrat
November 11, 2021 AOSC Seminar Dr. Becca Jackson Rutgers Submarine melting and plume dynamics at a tidewater glacier [ Abstract ] [ Recording ] Contact: Jacob Wenegrat	November 4, 2021 AOSC Seminar Dr. Yun Qian Pacific Northwest National Laboratory Urbanization impact on regional climate and extreme weather [ Abstract ] [ Recording ] Contact: Zhanqing Li
October 28, 2021 AOSC Seminar Dr. Jose Fuentes Penn State Trace-gas cycles in the Arctic boundary layer [ Abstract ] [ Recording ] Contact: Russ Dickerson	October 21, 2021 AOSC Seminar Dr. Youtong Zheng Princeton University, and NOAA/Geophysical Fluid Dynamics Lab To couple or not to couple? New insights into the cloud-topped boundary layer [ Abstract ] [ Recording ] Contact: Zhanqing Li
October 14, 2021 AOSC Seminar Dr. Richard Clark Millersville University Nocturnal Destabilization Associated with the Summertime Great Plains Low-Level Jet [ Abstract ] [ Recording ] Contact: Jonathan Poterjoy	October 7, 2021 AOSC Seminar Dr. Christine Chiu Colorado State Breaking the deadlocks in remote sensing for improved understanding of cloud processes and aerosol properties [ Abstract ] [ Recording ] Contact: Alexandra Jones
September 30, 2021 AOSC Seminar Dr. Sam Shen & Dr. Richard Somerville San Diego State University How can we modernize mathematics education in atmospheric and oceanic science? [ Abstract ] [ Recording ] Contact: Xin-Zhong Liang	September 23, 2021 AOSC Seminar Dr. Susan Anenberg George Washington University Climate change, air pollution, and public health: From science to policy [ Abstract ] [ Recording ] Contact: Ken Pickering
September 16, 2021 AOSC Seminar Dr. Michael Mann Penn State Climate Change and Extreme Summer Weather Events [ Abstract ] [ Recording ] Contact: Ning Zeng	September 9, 2021 AOSC Seminar Dr. Maria Molina NCAR Deep Learning across Weather and Climate Scales: Opportunities, Challenges, and a Future Outlook [ Abstract ] [ Recording ] Contact: Jonathan Poterjoy
September 2, 2021 AOSC Seminar Dr. Jos Lelieveld Max-Planck Institute Impacts of air pollution on public health [ Abstract ] [ Recording ] Contact: Russ Dickerson	April 29, 2021 AOSC Seminar Dr. Robert Rogers NOAA NOAA Airborne Hurricane Research through the Intensity Forecasting Experiment (IFEX): Past, Present, and Future [ Abstract ] [ Recording ] Contact: Da-Lin Zhang
April 22, 2021 AOSC Seminar Dr. Xuguang Wang Multiscale data Assimilation and Predictability (MAP) LabSchool of Meteorology, University of Oklahoma Multiscale data assimilation for numerical weather prediction [ Abstract ] [ Recording ] Contact: Jonathan Poterjoy	April 15, 2021 AOSC Seminar Dr. Yolanda Shea NASA Langley Research Center Identifying and Unraveling Climate Change Mysteries from Space [ Abstract ] [ Recording ] Contact: Alexandra Jones
April 8, 2021 AOSC Seminar Dr. Brooke Medley NASA Goddard Space Flight Center The importance of snow accumulation and firn evolution on assessing the Antarctic contribution to sea-level rise [ Abstract ] [ Recording ] Contact: Jacob Wenegrat	April 1, 2021 AOSC Seminar Dan Rodricks Baltimore Sun columnist Informing the Messenger: How Scientists and Journalists Can Collaborate for the Greater Good [ Abstract ] [ Recording ] Contact: Russ Dickerson
March 25, 2021 AOSC Seminar Dr. Geoff Vallis University of Exeter A Distillation of the Mechanism of the Madden-Julian Oscillation [ Abstract ] [ Recording ] Contact: Sumant Nigam	March 11, 2021 AOSC Seminar Dr. Lesley Ott NASA/GSFC/GMAO Toward integrated seasonal predictions of land and ocean carbon flux: lessons learned from NASA’s subseasonal-to-seasonal predictions [ Abstract ] [ Recording ] Contact: Ken Pickering
March 4, 2021 AOSC Seminar Dr. Belay Demoz Director for the Joint Center for Earth Systems Technology/UMBC Lower Tropospheric Profiling: A critical (and unmet) challenge in modeling and observation. [ Abstract ] [ Recording ] Contact: Xin-Zhong Liang	February 25, 2021 AOSC Seminar Dr. Olga Mayol Atmospheric Chemistry and Aerosol Research (ACAR), Department of Environmental Science, University of Puerto Rico – Río Piedras From the Amazon to Godzilla: Exploring Aerosols Throughout the Tropics [ Abstract ] [ Recording ] Contact: Russ Dickerson
February 18, 2021 AOSC Seminar Dr. Annalisa Bracco Georgia Tech Multiscale interactions in the Labrador Sea: submesoscale modulation of deep water formation [ Abstract ] [ Recording ] Contact: Jacob Wenegrat	February 11, 2021 AOSC Seminar Dr. Susan Solomon Lee and Geraldine Martin Professor of Environmental Science, MIT Two Environmental Successes: Why They Give Us Hope For The Planet [ Abstract ] [ No Recording ] Contact: Ross Salawitch
February 4, 2021 AOSC Seminar Dr. Akua Asa-Awuku UMD Dept. of Chemical and Biomolecular Engineering Understanding multi-phase chemistry in the growth of atmospheric droplets [ Abstract ] [ No Recording ] Contact: Ross Salawitch	January 28, 2021 AOSC Seminar Dr. Mattias Green Bangor University A Journey Through Tides [ Abstract ] [ Recording ] Contact: Jacob Wenegrat
December 3, 2020 AOSC Seminar Dr. Michelle L'Heureux NWS Climate Prediction Center How Good Are Predictions of the El Niño-Southern Oscillation (ENSO)? [ Abstract ] [ No Recording ] Contact: Rachel Pinker	November 19, 2020 AOSC Seminar Dr. Craig Long NOAA Monitoring the stratosphere: events and interactions with the troposphere [ Abstract ] [ Recording ] Contact: Rachel Pinker
November 12, 2020 AOSC Seminar Dr. Dylan Jones Department of Physics, University of Toronto Summertime ozone in North America: Isolating weather-driven ozone pollution events and evaluating trends in precursor emissions [ Abstract ] [ Recording ] Contact: Ross Salawitch	November 5, 2020 AOSC Seminar Dr. Carey King Energy Institute, University of Texas at Austin The economic superorganism: Beyond the competing narratives on energy, growth, and policy [ Abstract ] [ Recording ] Contact: Safa Mote
October 29, 2020 AOSC Seminar Dr. Kevin Reed School of Marine and Atmospheric Sciences, Stony Brook Detecting climate change impacts on tropical cyclones [ Abstract ] [ Recording ] Contact: Jonathan Poterjoy	October 22, 2020 AOSC Seminar Dr. Earle Wilson Division of Geological and Planetary Sciences, Caltech The role of polar gyres in the Southern Ocean overturning circulation [ Abstract ] [ Recording ] Contact: Jacob Wenegrat
October 15, 2020 AOSC Seminar Dr. Roisin Commane Earth and Environmental Sciences, Columbia University Changing atmospheric composition in New York City during the COVID-19 shutdown [ Abstract ] [ Recording ] Contact: Ross Salawitch	October 8, 2020 AOSC Seminar Dr. Jiwen Fan Pacific Northwest National Laboratory Physical factors impacting convective storms and weather hazards [ Abstract ] [ Recording ] Contact: Zhanqing Li
October 1, 2020 AOSC Seminar Dr. Ekir van Sebille Institute for Marine and Atmospheric Research, Utrecht University Chasing Water: How ocean currents transport plastic and plankton around the globe [ Abstract ] [ Recording ] Contact: Jacob Wenegrat	September 24, 2020 AOSC Seminar Dr. Nicole Riemer Department of Atmospheric Sciences, University of Illinois at Urbana-Champaign Aerosol mixing state: synthesizing measurements and models [ Abstract ] [ Recording ] Contact: Alexandra Jones
September 17, 2020 AOSC Seminar Dr. Don Milton Environmental Health, University of Maryland Infectious Drops and Aerosols [ Abstract ] [ Recording ] Contact: Ross Salawitch	September 10, 2020 AOSC Seminar Dr. Bob Brammer Brammer Technology, LLC An Introductory Survey of Corporate and Investment Climate Finance and Implications for Atmospheric and Oceanic Science Professionals and Students [ Abstract ] [ Recording ] Contact: Tim Canty
September 3, 2020 AOSC Seminar Dr. Morgan O'Neill Earth System Science, Stanford University Fujita's "jumping cirrus": hydraulic jump dynamics above supercell thunderstorms [ Abstract ] [ Recording ] Contact: Jacob Wenegrat	March 5, 2020 AOSC Seminar Dr. Jackson Tan GESTAR / USRA, NASA Goddard Space Flight Center 20 Years of Global Precipitation Measurement with IMERG V06 [ Abstract ] Contact: Rachel Pinker
February 27, 2020 AOSC Seminar Dr. Betsy Weatherhead Jupiter Intelligence; University of Colorado, Boulder (retired) Planning the Climate Observing System of the Future [ Abstract ] Contact: Ross Salawitch	February 20, 2020 AOSC Seminar Dr. Scott Rudlosky and Team* NOAA/NESDIS, UMD/ESSIC/CISESS* Geostationary Lightning Mapper Research and Operational Applications [ Abstract ] Contact: Rachel Pinker
February 13, 2020 AOSC Seminar Dr. Mian Chin Atmospheric Chemistry and Dynamics Laboratory, NASA Goddard Space Flight Center Interactions between Asian air pollution and the monsoon system: Effects on air quality and atmospheric composition in the UTLS region [ Abstract ] Contact: Rachel Pinker	February 6, 2020 AOSC Seminar Dr. Ross Salawitch Department of Atmospheric and Oceanic Science, University of Maryland Applying Simple Models to Complex Problems in Atmospheric Sciences [ Abstract ] Contact: Rachel Pinker
December 5, 2019 Senior Research Prospectus Defense AOSC Undergraduate Students Contact: Tim Canty	November 21, 2019 AOSC Seminar Dr. Ariel Stein NOAA ARL Tracers of Opportunity: A revolutionary way of developing and evaluating transport and dispersion models [ Abstract ] Contact: Russ Dickerson
November 14, 2019 AOSC Seminar Dr. Christopher J. Hennigan Technology Research Center, UMBC VOC Transformations through Multiphase Chemistry in the Atmosphere [ Abstract ] Contact: Russ Dickerson	November 7, 2019 AOSC Seminar Dr. Stephen E. Platnick Atmospheres, Earth Sciences Division, NASA/GSFC Title: Effort to merge MODIS and VIIRS cloud property data records [ Abstract ] Contact: Rachel Pinker
October 31, 2019 AOSC Seminar Dr. Anindya Wirasatriya Diponegoro University, Semarang, Indonesia Climatology of the Hot Event in the Western Equatorial Pacific [ Abstract ] Contact: Dwi Susanto	October 24, 2019 AOSC Seminar Eviatar Bach Department of Atmospheric and Oceanic Science, University of Maryland Local atmosphere–ocean predictability: dynamical origins, lead times, and seasonality [ Abstract ] Contact: Eugenia Kalnay
October 17, 2019 AOSC Seminar Dr. Paul J. Miller Northeast States for Coordinated Air Use Management (NESCAUM) Transportation and Climate Policy: State - Federal Tensions [ Abstract ] Contact: Russ Dickerson	October 10, 2019 AOSC Seminar Dr. Eric A. Davidson Appalachian Laboratory, University of Maryland Center for Environmental Science Manure Happens: Some Unintended Consequences of Feeding over Seven Billion Human Omnivores [ Abstract ] Contact: Russ Dickerson
October 3, 2019 AOSC Seminar Dr. Peter Goodwin University of Maryland Center for Environmental Science Large ecosystem management in an increasingly complex and dynamic environment - science and education challenges [ Abstract ] Contact: Russ Dickerson	September 26, 2019 AOSC Seminar Dr. Alexander Kowaleski Department of Meteorology and Atmospheric Science, Pennsylvania State University Use of mixture-model track clustering to interpret tropical cyclone ensemble forecasts [ Abstract ] Contact: Da-Lin Zhang
September 19, 2019 AOSC Seminar Prof. John P. Burrows FRS Institute of Environmental Physics/Institute of Remote Sensing IUP/IFE, University of Bremen, Germany The Remote Sensing of Atmospheric Constituents from space: Progress and Challenges in the evolving Anthropocene [ Abstract ] Contact: Russ Dickerson	September 12, 2019 AOSC Seminar Dr. Jonathan Poterjoy Department of Atmospheric and Oceanic Science, University of Maryland From Toy Models to NWP: Leveraging Operational Weather Models for Data Assimilation Research [ Abstract ] Contact: Rachel Pinker
September 5, 2019 AOSC Seminar AOSC Faculty Research Activity in the Department of AOSC	May 2, 2019 AOSC Undergraduate Research Symposium AOSC Students Defense of senior research projects
April 24, 2019 6th Rasmusson Lecture at UMD Prof. Scott Doney Dept. of Environmental Sciences, University of Virginia Ocean Acidification and Rising Ocean Temperature Impacts on Marine Ecosystems [ Abstract ] Contact: Jim Carton	April 18, 2019 AOSC Seminar Dr. Jim Carr Carr Astronautics Corp 3D Winds: Observing the Dynaimcs of the Atmosphere in 3D from Space [ Abstract ] Contact: Fernando Miralles-Wilhelm
April 11, 2019 AOSC Seminar Dr. Nicholas Nalli NOAA/NESDIS/STAR A (Geo)Physicist Examines the Kennedy Assassination Film [ Abstract ] Contact: Juying Warner	April 4, 2019 AOSC Seminar Dr. David Stensrud The Pennsylvania State University Horizontal Convective Rolls: An Underappreciated Circulation? [ Abstract ] Contact: Da-lin Zhang
March 28, 2019 AOSC Seminar Dr. Steven Pawson NASA-GSFC, Global Modeling and Assimilation Office Bringing NASA’s Observations into Earth System Analyses: Some Examples [ Abstract ] Contact: Rachel Pinker	March 14, 2019 AOSC Seminar Dr. Isaac Moradi ESSIC, UMD Assimilation of Microwave Observations in the Rain Bands of Tropical Cyclones [ Abstract ] Contact: Rachel Pinker
March 7, 2019 AOSC Seminar Dr. Annarita Mariotti NOAA Climate Program Office Title: Bridging the Weather-To-Climate Prediction Gap [ Abstract ] Contact: Rachel Pinker	February 28, 2019 AOSC Seminar Brian Cosgrove NOAA NWS NOAA's National Water Model: An Overview of Model Activities and Related Initiatives [ Abstract ] Contact: Rachel Pinker
February 21, 2019 AOSC Seminar Dr. Ying-Hwa "Bill" Kuo UCAR Title: Impact of Radio Occultation Data on Tropical Cyclone Prediction [ Abstract ] Contact: Kayo Ide	February 14, 2019 AOSC Seminar Dr. Robert Leamon NASA-GSFC, Heliospheric Physics Lab Title: Terminators: The Death of the Solar Cycles and La Niña 2020 [ Abstract ] Contact: Rachel Pinker
February 7, 2019 AOSC Seminar Dr. Linette Boisvert NASA-GSFC, Cryospheric Sciences Lab Title: Estimating evaporation in the 'New Arctic' and Antarctic/Southern Ocean using the Atmospheric Infrared Sounder (AIRS) [ Abstract ] Contact: Rachel Pinker	January 31, 2019 AOSC Seminar Dr. Lazaros Oreopoulos NASA-GSFC, Climate and Radiation Lab Title: The Effect of Different Cloud Classes on Earth's Radiation Budget [ Abstract ] Contact: Rachel Pinker
December 6, 2018 Senior Research Prospectus Defense AOSC Undergraduate Majors Contact: Tim Canty	November 29, 2018 AOSC Seminar Lonnie Gonsalves/ Cristine Alex Ecological Forecasting Roadmap, NOAA NOAA’s Ecological Forecasting Roadmap: Insight Into Partnership Opportunities [ Abstract ] Contact: Xin-Zhong Liang
November 15, 2018 AOSC Seminar Dr. Anne Thompson NASA-GSFC Variability in Ozone Structure: Insights from Strategic Ozonesonde Networks [ Abstract ] Contact: Rachel Pinker	November 8, 2018 AOSC Seminar Dr. Ivonne Radjawane Bandung Institute of Technology, Indonesia Dynamics of the Ocean and Atmosphere of Indonesia [ Abstract ] Contact: Raden Dwi Susanto
November 1, 2018 AOSC Seminar Dr. Alexei Lyapustin NASA-GSFC Multi-angle Implementation of Atmospheric Correction (MAIAC) Algorithm [ Abstract ] Contact: Zhanqing Li	October 25, 2018 AOSC Seminar Dr. Christa Peters-Lidard NASA-GSFC The Role of Land Surface Feedbacks in Drought Monitoring and Forecasting [ Abstract ] Contact: Rachel Pinker
October 18, 2018 AOSC Seminar Dr. Ariana Sutton-Grier The Nature Conservancy, MD/DC Chapter, ESSIC/UMD Blue Carbon, Green Infrastructure, and Nature & Human Health: Science to Support Ecosystem Management [ Abstract ] Contact: Fernando Mirrales-Wilhelm	October 11, 2018 AOSC Seminar Dr. Anand Inamdar Cooperative Institue for Climate and Satellites, NCEI/CWC Spatio-temporal Reconstruction of Land Surface Temperatures from Daily Max/Min Temperature Records. [ Abstract ] Contact: Rachel Pinker
October 4, 2018 AOSC Seminar Dr. Abhishek Chatterjee USRA, NASA-GSFC Constraining carbon cycle dynamics using contemporary observations: Achievements, challenges and opportunities [ Abstract ] Contact: Shaun Howe	September 27, 2018 AOSC Seminar Dr. Brian Mapes Department of Atmospheric Sciences, Meteorology and Physical Oceanography, University of Miami Understanding convective momentum flux in a global explicit-convection simulation [ Abstract ] Contact: Xin-Zhong Liang
September 20, 2018 AOSC Seminar Dr. Melissa Kenney ESSIC-CICS-UMD Public Communication of Climate Science: How data visualization matters [ Abstract ] Contact: Fernando Mirrales-Wilhelm	September 13, 2018 AOSC Seminar Prof. Ross Salawitch AOSC, UMD The Efficacy of the Paris Climate Agreement [ Abstract ] Contact: Rachel Pinker
September 6, 2018 AOSC Seminar Dr Travis Rieder Berman Institute of Bioethics, JHU The Ethics of Making Babies in the Face of Climate Change [ Abstract ] Contact: Safa Motesharrei	August 30, 2018 AOSC Seminar AOSC Faculty Research Activity in the Department of AOSC
May 10, 2018 Departmental Seminar Dr. Kieran Bhatia Princeton Univeristy Is Climate Change Redefining the Acceleration Limit of Tropical Cyclones? [ Abstract ] Contact: Ross Salawitch	May 3, 2018 Departmental Seminar Tim Canty AOSC, AOSC undergraduate student research symposium Contact: Ning Zeng
April 26, 2018 Departmental Seminar Bruce Doddridge NASA/Langley Research Center Satellite Measurements of Chemical, Meteorological and Climate Variables [ Abstract ] Contact: Russ Dickerson	April 19, 2018 Departmental Seminar Professor Chris Blazczak-Boxe Earth and Environmental Sciences, City College of New York A mechanism for biologically-induced iodine emissions from sea-ice [ Abstract ] Contact: Derrick Lampkin
April 12, 2018 Departmental Seminar Felix Seidel Earth Science Division, Science Mission Directorate, NASA Headquarters How Aerosol Influence the Environment and NASA Earth Science [ Abstract ] Contact: Derrick Lampkin	April 5, 2018 Departmental Seminar Emily Becker NOAA/CPC and Innovim The North American Multi-Model Ensemble (NMME) in Action [ Abstract ] Contact: Ning Zeng
March 29, 2018 Departmental Seminar Professor Maureen Cropper Department of Economics The Economic Costs of Pollution: Estimates from the 2015 Global Burden of Disease Contact: Russ Dickerson	March 15, 2018 Departmental Seminar Dr. Takemasa Miyoshi Data Assimilation Research Team, RIKEN Advancing Data Assimilation as a Science Hub [ Abstract ] Contact: Eugenia Kalnay
March 8, 2018 Departmental Seminar Professor Stan Becker Johns Hopkins University The elephant in the room: Rapid population growth Contact: Safa Motesharrei	March 1, 2018 Departmental Seminar Speaker: TBA
February 22, 2018 Departmental Seminar Chris Landsea National Hurricane Center Hurricanes and Climate Change: Expectations versus Observations [ Abstract ] Contact: Dalin Zhang	February 15, 2018 Departmental Seminar Anna Karion NIST Carbon monitoring for the US Northeast Corridor Contact: Cory Martin
February 8, 2018 Departmental Seminar Professor Eugenia Kalnay University of Maryland Large-scale wind and solar farms in the Sahara would increase precipitation and vegetation Contact: Ning Zeng	February 1, 2018 Departmental Seminar Professor Fernando Miralles-Wilhelm AOSC/ESSIC What would Thomas Malthus tell us in the 21st Century?: Experiences in the Water-Energy-Food Nexus from an International Development Perspective Contact: Ning Zeng
January 25, 2018 Departmental Seminar Michael Peterson UMD/ESSIC Atmospheric Electricity and Why it Matters for the Earth System Contact: Ning Zeng	December 7, 2017 AOSC Student Seminars AOSC Undergraduate Majors Senior Research Prospectus Defense
November 30, 2017 AOSC Seminar Dr. Alice Crawford CICS/ARL, ARL TBA Contact: Tim Canty	November 16, 2017 AOSC Seminar Dr. Steven Smith JGCRI History and Future of Air Pollutant Emissions: Why, What, and How Much?
November 9, 2017 AOSC Seminar Dr. Dwi Susanto AOSC, UMD Role of Indonesian Seas on Global Ocean Circulation and Climate	November 2, 2017 AOSC Seminar Dr. Richard Krupar Center for Disaster Resilience, UMD Using Ensemble Prediction System Forecasts to Rapidly Assess Tropical Cyclone Impacts on Residential Communities [ Abstract ]
October 26, 2017 AOSC Seminar Dr. Aishwarya Raman ESSIC, UMD IMPROVING CONSTRAINTS ON AEROSOLS IN THE UNITED STATES USING GROUND BASED OBSERVATIONS, SATELLITE RETRIEVALS, RADAR, AND A CHEMICAL TRANSPORT MODEL [ Abstract ]	October 19, 2017 AOSC Seminar Dr. Louis Uccellini NOAA/NWS Building a Weather Ready Nation: What It Means to Your Future [ Abstract ] Contact: Da-Lin Zhang
October 12, 2017 AOSC Seminar Prof. Ellen Williams Physics, UMD Innovation to Create the Energy System of the Future [ Abstract ]	October 5, 2017 AOSC Seminar Dr. Leonard Konikow USGS, USDA Long-Term Groundwater Depletion [ Abstract ]
September 28, 2017 AOSC Seminar Angela Fritz Capital Weather Gang From scientist to journalist: My anomalous career path and lessons learned along the way [ Abstract ] Contact: Dale Allen	September 21, 2017 AOSC Seminar Dr Lenny Konikow USGS Groundwater depletion and its impacts [ Abstract ] Contact: Safa Motesharrei
September 14, 2017 AOSC Seminar Robert Engelman Worldwatch Institute Science, Population and the Environment: What Is, What Could Be [ Abstract ] Contact: Safa Motesharrei	September 7, 2017 AOSC Seminar Speaker: TBA
August 31, 2017 AOSC Seminar Speaker: TBA	May 4, 2017 AOSC Seminar Dr. Michael King Laboratory for Atmospheric and Space Physics, University of Colorado Boulder Spatial and Temporal Distribution of Tropospheric Clouds observed by MODIS onboard the Terra and Aqua Satellites [ Abstract ] Contact: Zhanqing Li
April 27, 2017 AOSC Seminar Dr. Yaling Liu PNNL/JGCRI The Patterns, Causes and Consequences of Changes in Regional and Global Water Cycling [ Abstract ] Contact: Zhanqing Li	April 20, 2017 AOSC Seminar Dr. Ming Cai Department of Earth, Ocean, and Atmospheric Science, Florida State University Physics of the Dispersive Nature and Energy Propagation of Rossby Waves [ Abstract ] Contact: Zhanqing Li
April 13, 2017 AOSC Seminar Dr. John Yorks NASA/GSFC Vertical Profiles of Clouds and Aerosols From the ISS: Two Years and Counting of CATS Data [ Abstract ] Contact: Allison Ring	April 6, 2017 AOSC Seminar Dr. Fuzhong Weng NOAA/NESDIS Center for Satellite Applications and Research New Satellite Observations for Monitoring and Forecasting Hurricanes and Severe Storms [ Abstract ] Contact: Zhanqing Li
March 30, 2017 AOSC Seminar Speaker: TBA	March 16, 2017 AOSC Seminar Dr. Takemasa Miyoshi Advanced Institute for Computational Science, RIKEN Data Assimilation Research at RIKEN: Numerical Weather Prediction and Beyond [ Abstract ] Contact: Eugenia Kalnay
March 9, 2017 AOSC Seminar Dr. William Lapenta NOAA/NCEP The NCEP Production Suite: Plans and Perspectives from the “Tip of the Spear” [ Abstract ] Contact: Da-Lin Zhang	March 2, 2017 AOSC Seminar Dr. Ralph Kahn Climate and Radiation Laboratory, NASA/GSFC A Planetary Perspective on Aerosols & Climate [ Abstract ] Contact: Zhanqing Li
February 23, 2017 AOSC Seminar Prof. Zhanqing Li AOSC & ESSIC, University of Maryland Interactions between air pollution and climate change in the Asian monsoon system [ Abstract ] Contact: Juying Warner	February 16, 2017 AOSC Seminar Dr. David Turner NOAA/Earth System Research Laboratory A Ground-based Network of Boundary Layer Thermodynamic Profilers: The Infrared Option [ Abstract ] Contact: Zhanqing Li
February 9, 2017 AOSC Seminar Prof. Ross Salawitch AOSC/Dept. of Chem. and Biochem./ESSIC, University of Maryland Paris Climate Agreement: Beacon of Hope [ Abstract ] Contact: Zhanqing Li	February 2, 2017 AOSC Seminar Dr. Sid Boukabara NOAA NESDIS/STAR Environmental data fusion: combining satellite remote sensing and data assimilation techniques for NWP and situational awareness applications [ Abstract ] Contact: Kayo Ide
January 26, 2017 AOSC Seminar Speaker: TBA	December 8, 2016 AOSC Student Seminars Speaker: TBA
December 1, 2016 AOSC Seminar Dr. Flavio Iturbide-Sanchez NOAA/NESDIS Overview of the National Oceanic and Atmospheric Administration (NOAA) Unique Combined Atmospheric Processing System (NUCAPS) and Microwave Integrated Retrieval System (MiRS) [ Abstract ] Contact: Juying Warner	November 17, 2016 AOSC Seminar Dr. Gerald Nedoluha Middle Atmospheric Physics Section, Naval Research Lab Two decades of ground-based microwave measurements of the middle atmosphere [ Abstract ] Contact: Zhanqing Li
November 10, 2016 AOSC Seminar Prof. Chris Bretherton Atmospheric Sciences and Applied Mathematics, University of Washington, WA Insights into subtropical cloud feedback mechanisms from high-resolution simulations [ Abstract ] Contact: Zhanqing Li	November 3, 2016 AOSC Seminar Dr. Ivanka Stajner NOAA/NWS NOAA’s Next Generation Global Prediction System (NGGPS) [ Abstract ] Contact: Zhanqing Li
October 27, 2016 AOSC Seminar Prof. Jeffrey Halverson Geography and Environmental Systems, UMBC, MD The Thundery Summer of 2016: A Review of Severe Weather Events in the D.C. Region, Including the Ellicott City Flash Flood [ Abstract ] Contact: William Miller	October 20, 2016 AOSC Seminar Dr. William Boos Department of Geology and Geophysics, Yale University The zonally resolved atmospheric energy budget: a theory for regional precipitation change [ Abstract ] Contact: William Lau
October 13, 2016 AOSC Seminar Dr. Jim Crawford NASA/LaRC, VA Developing Future Air Quality Observing Strategies [ Abstract ] Contact: Zhanqing Li	October 6, 2016 AOSC Seminar Prof. John Burrows Institute of Environmental Physics, University of Bremen, Germany Assessing the impact of the Anthropocene on atmospheric composition using remote sensing from aircraft and space based instrumentation: the SCIAMACHY Project and its legacy [ Abstract ] Contact: Russell Dickerson
September 29, 2016 AOSC Seminar Dr. Yasin Elshorbany NASA/GSFC The Tropospheric Oxidizing Capacity: Current Challenges and Future Prospects [ Abstract ] Contact: Ross Salawitch	September 22, 2016 AOSC Seminar Dr. Peter Black NOAA UAS Program Office/Cherokee Nation Technologies, LLC Optimizing Operational Global Hawk Flight Patterns (SHOUT Project) with Respect to High-impact Weather Systems to Maximize TC Model Intensity and Structure Forecast Improvements [ Abstract ] Contact: Da-Lin Zhang
September 15, 2016 AOSC Seminar Dr Nickolay Krotkov NASA/GSFC Satellite Retrievals of Air Quality and Climate Relevant Trace Gases at Goddard Space Flight Center [ Abstract ] Contact: Zhanqing Li	September 8, 2016 AOSC Seminar Dr. Mitchell Goldberg NOAA/NESDIS Improving Societal Benefit Areas from Applications Enhanced by the Joint Polar Satellite System [ Abstract ] Contact: Zhanqing Li
September 1, 2016 AOSC Seminar Dr. Juying Warner AOSC, University of Maryland Increased Atmospheric Ammonia over the World’s Major Agricultural Areas Detected from Space [ Abstract ] Contact: Russ Dickerson	May 5, 2016 AOSC Student Research Symposium AOSC Students AOSC, University of Maryland
April 28, 2016 AOSC Departmental Seminar Dr. John Marshall Massachusetts Institute of Technology Inter-hemispheric asymmetries in climate, oceans and ITCZ migrations Contact: Jim Carton	April 21, 2016 AOSC Departmental Seminar Dr. Gil Compo University of Colorado/CIRES & NOAA/ESRL Towards an improved 20th Century reanalysis version “2c” dataset spanning 1850 to 2012 [ Abstract ] Contact: Sumant Nigam
April 18, 2016 AOSC Special Seminar Dr. Song-You Hong Korea Institute of Atmospheric Prediction Systems (KIAPS) Challenges in atmospheric modeling in coming 10 years: A subjective point of view [ Abstract ]	April 14, 2016 AOSC Departmental Seminar Dr. Leon Chafik Laboratory for Satellite Altimetry, National Oceanic and Atmospheric Administration Toward a better understanding of Atlantic Water variability in the Subpolar North Atlantic [ Abstract ] Contact: Jim Carton
April 7, 2016 AOSC Departmental Seminar Dr. William Kuo University Corporation for Atmospheric Research The Impact of GPS Radio Occultation Data on the Prediction of Tropical Cyclogenesis [ Abstract ] Contact: Kayo Ide	March 31, 2016 * 5th Rasmusson Lecture * Dr. Isaac Held NOAA GFDL Tropical Cyclones and Global Climate Models: Entering a Golden Age of Research [ Abstract ] Contact: Sumant Nigam
March 24, 2016 AOSC Departmental Seminar Chuck Weyandt Maryland Aerospace, Inc. Spacecraft Attitude Determination and Control with Emphasis on CubeSats [ Abstract ] Contact: Derrick Lampkin	March 10, 2016 AOSC Departmental Seminar Dr. Patrick Harr National Science Foundation & Naval Postgraduate School Temporal Clustering of Tropical Cyclone Occurrence [ Abstract ] Contact: Da-Lin Zhang
March 3, 2016 AOSC Departmental Seminar Daniel Anderson Atmospheric and Oceanic Science, University of Maryland A Tropical Tropospheric Source of High Ozone/Low Water Structures [ Abstract ] Contact: Ross Salawitch	February 25, 2016 AOSC Departmental Seminar Dr. David Crisp Jet Propulsion Laboratory, California Institute of Technology Watching the Earth Breathe - Measuring Atmospheric Carbon Dioxide with NASA’s Orbiting Carbon Observatory-2 (OCO-2) [ Abstract ] Contact: Sumant Nigam
February 18, 2016 AOSC Departmental Seminar Leila De Floriani University of Maryland Institute for Advanced Computer Studies, University of Maryland Representation and topological analysis for scientific data visualization [ Abstract ] Contact: James Carton	February 11, 2016 AOSC Departmental Seminar Dr. John Delaney School of Oceanography, University of Washington Understanding our planetary life support system: Next-generation science in the ocean basins using real-time, interactive sensor robotic systems [ Abstract ] Contact: Rita Colwell
February 4, 2016 AOSC Departmental Seminar Clark Weaver NASA GSFC Evaluation climate models using a 35-year record of cloud albedo radiative forcing derived from UV reflectivity [ Abstract ] Contact: Ross Salawitch	January 28, 2016 AOSC Departmental Seminar Dr. Scott Rudlosky SCSB, NESDIS/STAR Lightning and Precipitation Studies at CICS-MD [ Abstract ] Contact: Daryl Kleist
December 10, 2015 AOSC Departmental Seminar AOSC Student Seminars Contact: Tim Canty	December 3, 2015 AOSC Departmental Seminar Dr. Nathan Magee The College of New Jersey PURE* Ice Cloud Nanophysics; *Powered by Undergraduate Research [ Abstract ] Contact: Daryl Kleist
November 19, 2015 AOSC Departmental Seminar Dr. Ann Marie Carlton Department of Environmental Sciences, Rutgers University Aerosol water: now you see it, now you don’t! [ Abstract ] Contact: Russ Dickerson	November 12, 2015 AOSC Departmental Seminar Dr. Ping Yang Department of Atmospheric Sciences, Texas A&M University Atmospheric optics & radiative transfer : Genesis and Evolution [ Abstract ] Contact: Zhanqing Li
November 5, 2015 AOSC Departmental Seminar Bill Callahan Earthnetworks Taking the Pulse of Our Planet: Advances in Sensor Networks, Big Data and Analytics Contact: Ning Zeng	October 29, 2015 AOSC Departmental Seminar Dr. Tony Broccoli Department of Environmental Sciences, Rutgers University Using Single-Forcing Coupled Climate Model Experiments to Understand the Response to Orbital Forcing [ Abstract ] Contact: Jim Carton
October 22, 2015 AOSC Departmental Seminar Dr. Arlene Laing NOAA/NWS/WPC and CIRES, Synoptic and mesoscale interactions during heavy rainfall events in the Caribbean [ Abstract ] Contact: Da-Lin Zhang	October 15, 2015 AOSC Departmental Seminar Dr. William K. M. Lau Earth Science System Interdisiplinary Center, University of Maryland What would happen to Superstorm Sandy in a future warmer world? [ Abstract ] Contact: Kayo Ide
October 8, 2015 * Alumnus Seminar * Dr. Takemasa Miyoshi Data Assimilation Research Team, RIKEN Advanced Institute for Computational Science Big Data, Supercomputing, and Data Assimilation Contact: Kayo Ide	October 1, 2015 AOSC Departmental Seminar Andrea Molod ESSIC, NASA/GSFC From Tropical Storms to Decadal Prediction: GEOS-5 AGCM Physical Parameterizations for a Wide Range of Applications and Resolutions [ Abstract ] Contact: Jim Carton
September 24, 2015 AOSC Departmental Seminar Dr. Kim Klockow NOAA/OAR Severe weather warnings and society: A trip through the culture and policies of meteorology [ Abstract ] Contact: Daryl Kleist	September 17, 2015 AOSC Departmental Seminar Dr. Cristiana Stan George Mason University The influence of cloud representation on climate change projections of summer rainfall [ Abstract ] Contact: Jim Carton
September 10, 2015 * Alumnus Seminar * Lesley Ott NASA/GSFC High-resolution emission and transport modeling of atmospheric CO2 [ Abstract ] Contact: Ning Zeng	September 3, 2015 AOSC Departmental Seminar Dr. Richard Menard Air Quality Research Division, Environment Canada Data Assimilation of Atmospheric Composition for Air Quality and Stratospheric Applications, With an Introduction on Environmental and Health Impacts [ Abstract ] Contact: Kayo Ide
May 7, 2015 AOSC Student Research Symposium AOSC Students University of Maryland Contact: Tim Canty	April 30, 2015 * CMNS Distinguished Alumni Seminar * Dr. David Dewitt Climate Prediction Center, NOAA/NWS/National Centers for Environmental Prediction State of the Art Short-Term Climate Forecasting: Current Status, Prospects for Improvement, and Remaining Challenges [ Abstract ] Contact: Daryl Kleist
April 23, 2015 AOSC Departmental Seminar Dr. Brian Ancell Department of Geosciences, Texas Tech University Developing Ensemble-Based Tools to Improve and Understand the Predictability of High-Impact Events [ Abstract ] Contact: Daryl Kleist	April 16, 2015 AOSC Departmental Seminar Dr. Jeffrey Halverson Department of Geography and Environmental Studies, University of MD, Baltimore County Forecasting Washington's Winter Weather: A Review of 2014-2015 and the Grand Challenges [ Abstract ] Contact: William Miller
April 9, 2015 AOSC Departmental Seminar Drs. Ning Zeng and Russ Dickerson AOSC and ESSIC, University of Maryland Making SENSE of our environment: monitoring urban air pollution, weather and greenhouse gases with smart sensor network [ Abstract ] Contact: Ning Zeng	April 2, 2015 AOSC Departmental Seminar Dr. Twila Moon National Snow and Ice Data Center, CIRES, University of Colorado, Boulder Redefining Glacial Pace: Greenland Ice Sheet Velocities during the 21st Century [ Abstract ] Contact: Derrick Lampkin
March 26, 2015 AOSC Departmental Seminar Dr. Johan Schijf UMCES, Chesapeake Biological Laboratory The role of strong organic ligands in the marine biogeochemistry of trace metals [ Abstract ] Contact: Jim Carton	March 12, 2015 AOSC Departmental Seminar Dr. Ragu Murtugudde AOSC, University of Maryland Multi-Scale Interactions between MJOs and the Indonesian Throughflow Contact: Derrick Lampkin
March 5, 2015 POSTPONED DUE TO WEATHER/CAMPUS CLOSING Dr. Steven Platnick Earth Science Division, NASA/GSFC Challenges in the production of observational datasets: The MODIS cloud product perspective [ Abstract ] Contact: Rachel Pinker	February 26, 2015 AOSC Departmental Seminar Dr. Gidon Eshel Bard Center for Environmental Policy, Bard College Feeding a 9-billion people earth: New insights from the US on the role of individual choices [ Abstract ] Contact: Raghuram Murtugudde
February 19, 2015 AOSC Departmental Seminar Dr. Gretchen Mullendore Department of Atmospheric Sciences, University of North Dakota Use of Observations to Evaluate Model Simulations of Convective Transport [ Abstract ] Contact: Daryl Kleist	February 12, 2015 AOSC Departmental Seminar Dr. Daniel Kirk-Davidoff AOSC, University of Maryland Developing a Modernization Plan for the Uganda Department of Meteorology [ Abstract ] Contact: Derrick Lampkin
February 5, 2015 AOSC Departmental Seminar Dr. Yan Li University of Maryland and Peking University Biophysical cooling and warming of forests - evidence from satellite observation and climate models [ Abstract ] Contact: Eugenia Kalnay	January 29, 2015 AOSC494 Seminar Orientation Dr. Derrick Lampkin AOSC, University of Maryland Orientation for AOSC students Contact: Derrick Lampkin

2014
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December 11, 2014 - 3:30pm AOSC Student Seminar Contact: Tim Canty	December 4, 2014 - 3:30pm Forecasting Severe Weather For The Capital Weather Gang Dr. Jeffrey Halverson University of Maryland Baltimore County (UMBC) Department of Geography and Environmental Studies [ Abstract ] Contact: William Miller
November 20, 2014 - 3:30pm Can we use GRACE, Argo, altimetry, and tide gauges to constrain estimates of deep ocean warming? Dr. Eric Leuliette NOAA NESDIS [ Abstract ] Contact: Eugenia Kalnay	November 13, 2014 - 3:30pm Mass Changes of Polar Ice Sheets and Sea Ice in a Changing Climate Dr. Jay Zwally ESSIC-University of Maryland, NASA Goddard, Cryospheric Science Branch Contact: Derrick Lampkin
November 6, 2014 - 3:30pm Progress in Passive Microwave Remote Sensing of the Cryosphere Dr. Ludovic Brucker NASA Goddard, Cryospheric Science Branch [ Abstract ] Contact: Derrick Lampkin	October 30, 2014 - 3:30pm Remote Sensing of Ice-Sheet Margins Dr. Kelly Brunt ESSIC-University of Maryland, NASA Goddard, Cryospheric Science Branch [ Abstract ] Contact: Derrick Lampkin
October 23, 2014 - 3:30pm Slip Slidin' Away: Glaciers and Ice Sheets in a changing climate Sridhar Anandakrishnan Pennsylvania State University, Department of Geoscience [ Abstract ] Contact: Derrick Lampkin	October 16, 2014 - 3:30pm Towards Multisensor Snow Assimilation: A Simultaneous Radiometric and Gravimetric Framework Dr. Barton Forman University of Maryland, Civil and Environmental Engineering [ Abstract ] Contact: Derrick Lampkin
October 9, 2014 - 5:00pm * Distinguished Lecture * Location: CSIC Room 1115 Reception 4:00 PM The challenges for food, water, and energy security in the face of climate change and loss of biodiversity. Dr. Robert Watson Tyndall Centre for Climate Change, University of East Anglia [ Abstract \| Presentation ] Contact: Catherine Stephens	October 2, 2014 - 3:30pm Understanding Greenland's Coupled Ice Sheet-Atmosphere-Ocean System: Recent Progress Dr. Gordon Hamilton University of Maine, Climate Change Institute [ Abstract ] Contact: Derrick Lampkin
September 25, 2014 - 3:30pm Arctic Freshwater Export: Status, Mechanisms, and Prospects Dr. Tom Haine Johns Hopkins University [ Abstract ] Contact: Kayo Ide	September 18, 2014 - 3:30pm Efficiency Space: A Framework for Evaluating Joint Evaporation and Runoff Behavior Dr. Randy Koster NASA Goddard Space Flight Center [ Abstract ] Contact: Rachel Pinker
September 11, 2014 - 3:30pm Additive and Multiplicative Incremental 4DVAR for Mixed Gaussian and Lognormal Distribution Errors Dr. Steven Fletcher Cooperative Institute for Research in the Atmosphere, Colorado State University [ Abstract ] Contact: Daryl Kleist	September 4, 2014 - 3:30pm New satellite measurements related to plant physiological functioning Dr. Joanna Joiner NASA Goddard Space Flight Center [ Abstract ] Contact: Russell Dickerson
November 29, 2012 Tele-connecting local consumption to global land use and water consumption Professor Klaus Hubacek University of Maryland [ Abstract \| Presentation ] Contact: Eugenia Kalnay	November 15, 2012 Research and data management at the: NODC Ocean Climate Laboratory and World Dada Center for Oceanography Dr. Sydney Levitus NOAA/NESDIS National Oceanographic Data Center [ Abstract \| Presentation ] Contact: Jim Carton
November 12, 2012 - 11:00am * Note the Date and Time * * Location: CSS3400 * A Fuel Injected Outlet Glacier: Melt Water Infiltration from Saturated Shear Margins Dr. Derrick Lampkin Pennsylvania State University Contact: Jim Carton	November 8, 2012 NASA Earth Sciences: activities and opportunities Dr. Peter Hildebrand NASA Goddard Space Flight Center Contact: Jim Carton
November 1, 2012 * CANCELLED due to Storm Sandy * CGILS: First Results From an International Project to Understand Cloud-Climate Feedbacks in General Circulation Models Professor Minghua Zhang Stony Brook University Contact: Ning Zeng	October 25, 2012 Late Holocene Sea Level Rise: History, Processes, Future Professor Michael Kearney University of Maryland [ Abstract ] Contact: Eugenia Kalnay
October 18, 2012 Community Radiative Transfer Model Development and Applications Dr. Quanhua (Mark) Liu University of Maryland [ Abstract ] Contact: Eugenia Kalnay	October 11, 2012 * Bob Hudson Symposium * TBA
October 8, 2012 - 2:00pm * Note the Date and Time * * Location: CSS3400 * Physical underpinnings of oceanic phytoplankton blooms Dr. Amala Mahadevan Woods Hole Oceanographic Institution Contact: Jim Carton	October 4, 2012 Changes in the ventilation of the southern oceans due to stratospheric ozone depletion Professor Darryn Waugh Johns Hopkins University [ Abstract ] Contact: Kayo Ide
September 27, 2012 Hot Air in the Forest Primeval Professor Bill Brune Pennsylvania State University [ Abstract ] Contact: Da-Lin Zhang	September 20, 2012 Earth Science Research at NASA Langley Research Center Dr. Bruce Doddridge NASA Langley Research Center [ Abstract ] Contact: Russ Dickerson/Jim Carton
September 13, 2012 * AOSC Meeting * AOSC Meeting of the Whole Professor Jim Carton University of Maryland	August 30, 2012 * Special NOAA Seminar * * Special Reception at 3pm * An Overview of the Current and Future NCEP Operational Modeling Suite Dr. William Lapenta Acting Director NOAA/NCEP Environmental Modeling Center [ Abstract ] Contact: Jim Carton
May 10, 2012 * Alumnus Seminar * Multi-faceted forced variability of the South Asian summer monsoon Dr. Massimo Bollasina Geophysical Fluid Dynamics Laboratory Contact: Sumant Nigam	May 3, 2012 * Distinguished Alumnus Seminar * Shallow-water Remote Sensing: The Unsolved Problem of Atmospheric Correction Dr. Curtis Mobley Sequoia Scientific, Inc. [ Abstract ] Contact: Ragu Murtugudde
April 26, 2012 A Significant Advance in Calculating EOFs from Very Large Data Sets Dr. Huug van den Dool NOAA/NCEP Climate Prediction Center [ Abstract \| Presentation ] Contact: Eugenia Kalnay	April 19, 2012 Air Quality Forecasting basics and experiences Dr. Pius Lee NOAA Air Resources Laboratory Contact: Russ Dickerson
April 12, 2012 * Alumnus Seminar * A Reanalysis for Mars: Insights into the Weather and Predictability of the Red Planet Dr. Steven Greybush University of Maryland Contact: Eugenia Kalnay	April 5, 2012 Assimilation of CO2 measurements from an AIRS channel with peak sensitivity in the mid- and lower-troposphere Dr. Andrew Tangborn NASA Goddard Space Flight Center [ Abstract ] Contact: Eugenia Kalnay
March 29, 2012 - 6:00pm * Rasmusson Lecture * Why is Global Warming Polarizing? Professor George Philander Princeton University [ Abstract ] Contact: Sumant Nigam	March 15, 2012 * Faculty Seminar * The Impact of Tropospheric Aerosols, Volcanoes, and Ocean Circulation on Global Climate Professor Ross Salawitch University of Maryland [ Abstract ] Contact: Russ Dickerson
March 8, 2012 Chaotic Advection in a Three-dimensional, Idealized Ocean Eddy Dr. Larry Pratt Woods Hole Oceanographic Institution Contact: Kayo Ide	March 1, 2012 How important is the Tibetan Plateau to China and global weather, environment, and climate systems? Dr. Chungu Lu National Science Foundation [ Abstract ] Contact: Zhanqing Li
February 23, 2012 A tale of two winter storms: Dec 26, 2010 and Jan 26, 2011 Mr. Steven Zubrick National Weather Service Sterling [ Abstract ] Contact: Scott Rudlosky	February 16, 2012 * Faculty Seminar * Big History: Earth, Life, and Sustainability Professor Raghuram Murtugudde University of Maryland [ Presentation ] Contact: Tony Busalacchi
February 9, 2012 Nucleation, Growth, and Transformation of Atmospheric Aerosols: Recent Progress and Challenges Professor Renyi Zhang Holder of Harold J. Haynes Endowed Chair Texas A&M University Contact: Zhanqing Li	February 2, 2012 Tales from my sabbatical: a hydrologist with a mid-life crisis playing multi-lateral development banking in Washington Professor Fernando Miralles-Wilhelm Florida International University Contact: Tony Busalacchi
December 1, 2011 Impact of Land Use, Climate Variability, and Watershed Restoration on Nitrogen Dynamics Professor Sujay Kaushal Universiy of Maryland ESSIC & Geology [ Abstract ] Contact: Raghu Murtugudde	November 17, 2011 The Structure of the LaGrange, Wyoming Tornado Observed during VORTEX2 Dr. Roger Wakimoto Director National Center for Atmospheric Research [ Abstract ] Contact: Kayo Ide
November 10, 2011 How Well Do We Know Recent Climate Trends at the Tropical Tropopause? Dr. James Wang NOAA Air Resources Laboratory [ Abstract ] Contact: Phil Arkin	November 3, 2011 Part I - Sea Surface Temperature for Numerical Weather Prediction. Part II - U. S. Global Change Research Program Strategic Plan. Professor David Halpern NASA Headquarters University of Maryland [ Abstract \| Presentation ] Contact: Rachel Pinker
October 20, 2011 * Alumna Seminar * Estimation of Surface Carbon Fluxes with an Advanced Data Assimilation Methodology Dr. Ji-Sun Kang Ph.D. AOSC 2009 Advisor: Eugenia Kalnay University of Maryland [ Abstract \| Presentation ] Contact: Eugenia Kalnay	October 13, 2011 * Faculty Seminar * Long-term and Global Impact of Aerosols on Cloud and Precipitation Professor Zhanqing Li Universiy of Maryland [ Abstract ] Contact: Da-Lin Zhang
October 6, 2011 * Alumna Seminar * AIRS Contribution to Climate and Air Quality Studies - Focus on Algorithm Refinement and Validation Dr. Juying Warner Ph.D. Meteorology 1997 Advisor: Bob Ellingson University of Maryland Baltimore County Joint Center for Earth Systems Technology [ Abstract \| Presentation ] Contact: Russ Dickerson	September 29, 2011 * Faculty Seminar * Regional Climate-Weather Research and Forecasting (CWRF) Model Development and Application over the U.S. Professor Xin-Zhong Liang University of Maryland [ Abstract \| Presentation ] Contact: Russ Dickerson
September 22, 2011 Multi-model Ensemble Forecasting in the Energy Weather Industry Dr. Daniel Kirk-Davidoff MDA Information Systems [ Abstract ] Contact: Kayo Ide	September 15, 2011 America's Climate Choices, Maryland's Climate Choices Professor Donald F. Boesch President University of Maryland Center for Environmental Science [ Abstract \| Presentation ] Contact: Tony Busalacchi
September 8, 2011 * Chair's Address * State of the Department Professor Jim Carton University of Maryland Dept. of Atmospheric and Oceanic Science	June 23, 2011 * Special Seminar * Observing System Simulation Experiments: Methodology, Early Results and Plans for the Future Dr. Robert Atlas Director NOAA Atlantic Oceanographic and Meteorological Laboratory [ Abstract \| Presentation ] Contact: Prof. Kayo Ide
May 18, 2011 El Nino in SODA 1871-2008 Prof. Benjamin Giese Texas A&M University Department of Oceanography [ Abstract ] Contact: Prof.Jim Carton	May 10, 2011 * Joint AOSC-Dept. History Seminar * Climate Controversies: Science and the Politics of Knowledge about Global Climate Change Prof. Paul Edwards University of Michigan School of Information [ Abstract \| Presentation ] Contact: Prof. Kayo Ide
May 5, 2011 * Almuni Seminar * Tropical Weather Systems within a Global Data Assimilation and Forecasting Framework Dr. Oreste Reale 2011 Distinguishd Alumni Award Recipient PhD, Meteorology, University of Maryland NASA Goddard Space Flight Center Laboratory for Atmosphere [ Abstract \| Presentation ] Contact: Prof. Ning Zeng	April 28, 2011 Using Neural Networks to Improve Atmospheric Model Physics Dr. Vladimir Krasnopolsky NOAA Nat'l Centers for Environmental Prediction Environmental Modeling Center [ Abstract \| Presentation ] Contact: Prof. Da-Lin Zhang
April 21, 2011 Adjoint Sensitivity Studies of Extratropical and (Sub-)Tropical Transition: Floyd (1999) and Andrea (2007) Prof. Michael Morgan University of Wisconsin NSF Atmospheric and Geospace Sciences [ Abstract \| Presentation ] Contact: Prof. Kayo Ide	April 14, 2011 Daily Precipitation Statistics: An Intercomparison between NCEP Reanalyses and Observations Dr. Vernon Kousky University of Maryland Department of Atmospheric and Oceanic Sceince [ Abstract \| Presentation ] Contact: Prof. Jim Carton
April 7, 2011 How Can Environmental Changes Affect Climate: Findings From the EAST-AIRE and AMF Experiments in China Prof. Zhanqing Li University of Maryland Department of Atmospheric and Oceanic Science Earth System Science Interdisciplinary Center [ Abstract \| Presentation ] Contact: Prof. Eugenia Kalnay	March 31, 2011 When did the Anthropocene Begin? Observations and Climate Model Simulations Prof. John Kutzbach University of Wisconsin-Madison Center for Climate Research [ Abstract \| Presentation ] Contact: Prof. Sumant Nigam
March 17, 2011 It is Necessary to Revolutionize Climate Prediction: Is it Possible? Professor Jagadish Shukla George Mason University Institute for Global Environment and Society [ Abstract \| Presentation ] Contact: Prof. Eugenia Kalnay	March 16, 2011 Aerosol Assimilation and its Applications Dr. Nicholas Schutgens University of Tokyo Atmospheric and Oceanic Research Institute Contact: Prof. Zhanqing Li
March 14, 2011 Ideas for Improving Ensemble Data Assimilation Dr. Takemasa Miyoshi University of Maryland Department of Atmospheric and Oceanic Science Contact: Prof. Eugenia Kalnay	March 10, 2011 The Relationship between Refractivity and Atmospheric Boundary Layer Structure Dr. Robert Marshall Naval Surface Warfare Center Dahlgren Division [ Abstract \| Presentation ] Contact: Prof. Da-Lin Zhang
March 9, 2011 The Data-Assimilation Zoo. Section: Kalman Filters Dr. Lars Nerger Alfred Wegener Institute for Polar and Marine Research Contact: Prof. Jim Carton	March 3, 2011 Recent Progress in Analysis and Prediction at the National Centers for Environmental Prediction, Environmental Modeling Center Dr. Steve Lord NOAA Nat'l Centers for Environmental Prediction Environmental Modeling Center [ Abstract \| Presentation ] Contact: Prof. Kayo Ide
February 24, 2011 Air Quality in a Changing Climate Dr. Darrell Winner National Center for Environmental Assessment [ Abstract \| Presentation ] Contact: Dr. Jeff Stehr	February 17, 2011 Almuni Seminar Observed Global Precipitation Variability during the 20th Century Dr. Phil Arkin PhD, Meteorology, University of Maryland Earth System Science Interdisciplinary Center Cooperative Institute for Climate and Satellites [ Abstract \| Presentation ] Contact: Prof. Antonio Busalacchi
February 10, 2011 Integration of Information from Multiple Sources Prof. Benjamin Kedem University of Maryland, Department of Mathematics [ Abstract ] Contact: Prof. Rachel Pinker	January 31, 2011 Too Smart for Our Own Good Dr. Craig Dilworth Uppsala University, Sweden, Department of Philosophy [ Abstract \| Presentation ] Contact: Prof. Eugenia Kalnay
December 9 Ensemble Forecasting: Why and How? Dr. Zoltan Toth NOAA Earth System Research Laboratory Forecast Application Branch [ Abstract \| Presentation ] Contact: Kayo Ide	December 2 The NCEP Climate Forecast System Reanalysis Dr. Suranjana Saha NOAA Nat'l Centers for Environmental Prediction Environmental Modeling Center [ Abstract \| Presentation ] Contact: Eugenia Kalnay
November 18 The Effects of Deep Convection on Atmospheric Chemistry Dr. Kenneth Pickering PhD, Meteorology, University of Maryland * Alumni Reception at 3:00pm * NASA GSFC Atmos. Chem. and Dyn. Branch UMD Atmospheric and Oceanic Sciecne [ Abstract \| Presentation ] Contact: Russ Dickerson	November 11 Contrasting Physical-Biological Interactions in the Central Gyres and Ocean Margin Prof. Anand Gnanadesikan NOAA Geophysical Fluid Dynamics Laboratory Johns Hopkins University (Starting January 2011) [ Abstract \| Presentation ] Contact: James Carton
November 4 Overview of the Global Change Assessment Model (GCAM) Dr. Sonny Kim Pacific Northwest National Laboratory Joint Global Change Research Institute [ Abstract \| Presentation ] Contact: Ning Zeng	October 28 Land-use Change and Earth System Dynamics: Advancing the Science Prof. George Hurtt University of Maryland Department of Geography [ Abstract ] Contact: Ning Zeng
October 21 The Fate of Ethanol and Meat in a Changing Climate: Integrating the Socio-Economic and Physical Drivers of Land-use Change in the Partial Equilibrium Economic Land-use (PEEL) Model Dr. Joshua W. Elliott University of Chicago & Argonne National Laboratory Computation Institute [ Abstract \| Presentation ] Contact: Danniel Kirk-Davidoff	October 14 A Hybrid Lagrangian/Eulerian View of the Atmospheric Mass Circulation: Preliminary Results Prof. Ming Cai Florida State University Dept. of Earth, Ocean, and Atmospheric Science On sabbatical at Univeristy of Maryland [ Abstract ] Contact: Eugenia Kalnay
October 7 Recent Widening of the Tropical Belt Dr. Dian Seidel PhD, Meteorology, University of Maryland NOAA Air Resources Laboratory [ Abstract \| Presentation ] Contact: Sumant Nigam	September 30 "Blue Collar" Science and The Maryland State Implementation Plan for Air Quality Dr. Jeffrey W. Stehr University of Maryland Department of Atmospheric and Oceanic Science [ Abstract \| Presentation ] Contact: Russ Dickerson
September 23 A Critical Look at the Science of Climate Change Prof. Ross J. Salawitch University of Maryland Department of Atmospheric and Oceanic Science [ Abstract ] Contact: Kayo Ide	September 16 Revolutionizing Climate Modeling: Impact of High Spatial Resolution Prof. James Kinter Institute of Global Environment and Society Center for Ocean-Land-Atmosphere Studies [Abstract \| Presentation ] Contact: James Carton
September 2 Population and Climate Change: Coupling Population Models with Earth System Models Prof. Eugenia Kalnay and Mr. Harald Rybka(#) University of Maryland Department of Atmospheric and Oceanic Science (#) Also Johannes Gutenberg University, Germany [Abstract \| Presentation PartI & PartII ] Contact: Kayo Ide	May 6 Nitrogen: A Story of Food, Feed and Fuel Professor James N. Galloway University of Virginia Department of Environmental Sciences Abstract Contact: Russell Dickerson
April 29 The Multi-Faceted Influence of Aerosols in Climate Professor Venkatachalam Ramaswamy NOAA Geophysical Fluid Dynamics Laboratory Princeton University Abstract Contact: Sumant Nigam	April 22 Observations of Tropical Variability in the Upper Troposphere/ Lower Stratosphere: Insights from the SHADOZ Strategic Ozonesonde Network Professor Anne Thompson Penn State University Department of Meteorology Abstract Contact: Ross Salawitch
April 15 Droughts over the US Great Plains and the African Sahel: A Key Role for Atlantic Basin Temperatures Professor Sumant Nigam University of Maryland Department of Atmospheric and Oceanic Science & Earth System Science Interdisciplinary Center Abstract Contact: Kayo Ide	April 8 Modeling Land Cover/Land Use Changes and Their Impact on Regional Climate Professor E. Hugo Berbery University of Maryland Department of Atmospheric and Oceanic Science Abstract Contact: Kayo Ide
April 1 Enhanced surface heating and accelerated snow melt in the Himalayas and Tibetan Plateau induced by absorbing aerosols Dr. William K.M. Lau NASA Goddard Space Flight Center Chief, Laboratory for Atmospheres Abstract Contact: Jeff Stehr	March 25 Recent Findings in Weather and Climate Research from the AIRS on Aqua Dr. Thomas S. Pagano NASA Jet Propulsion Laboratory AIRS Project Manager Abstract Contact: Kayo Ide
March 8, Monday, 12pm ESSIC Conference Room 4102 (M square) From a Failed Growth Economy to a Steady State Economy: With Ten Policy Steps Along the Way Professor Herman E. Daly University of Maryland School of Public Policy [ Abstract \| Talk ] Contact: Eugenia Kalnay	March 4 The Effervescent Eddy Enigma Professor A. Dennis Kirwan Jr. University of Delaware College of Earth, Ocean, and Environment Abstract Contact: Kayo Ide
February 25 The Stratospheric Ozone Hole and the Montreal Protocol: Role Model for Global Warming? Professor Robert Hudson University of Maryland Department of Atmospheric and Oceanic Science Abstract Contact: Russell Dickerson	February 18 NOAA Operational Polar-Orbiting Satellites for Monitoring the Environment and Socioeconomic Activities Dr. Felix Kogan NOAA Satellite Meteorology & Climatology Division Environmental Monitoring Branch Abstract Contact: Rachel Pinker
February 11: '"Blue Collar" Science and The Maryland State Implementation Plan for Air Quality' Dr. Jeffrey W. Stehr University of Maryland Department of Atmospheric and Oceanic Science Abstract Contact: Kayo Ide	February 4 Expansion of the World's Deserts due to Vegetation-Albedo Feedback Under Global Warming Professor Ning Zeng University of Maryland Department of Atmospheric and Oceanic Science Abstract Contact: Kayo Ide
November 19 Considerations of Domain Size and Large-Scale Driving for Nested Regional Climate Models: Impact on Internal Variability and the Skill at Developing Small-Scale Details Professor René Laprise Université du Québec à Montréal abstract Contact: Hugo Berbery	November 12 Satellite Contributions to the Study of Global Change Dr. Claire Parkinson NASA Goddard Space Flight Center Earth Observing System Project Science Office Abstract Contact: Rachel Pinker
November 5 Ertel Potential Vorticity as a Diagnostic for the Mars Polar Vortex Dr. Tim McConnochie Abstract University of Maryland, Astronomy NASA Goddard Space Flight Center Contact: Eugenia Kalnay	October 29 Air Pollution and Adverse Respiratory Health Outcomes: How Does Epidemiology Work? Professor Amir Sapkota University of Maryland School of Public Health Abstract Contact: Russ Dickerson
October 22 Global and Regional Aerosol Variations During the EOS Satellite Era: An Analysis Using Data From Multiple Satellite Sensors and a Global Model Dr. Mian Chin NASA Goddard Space Flight Center Atmospheric Chemistry and Dynamics Branch Abstract Contact: Rachel Pinker	October 15 The Amazonian Aerosol Characterization Experiment (AMAZE-08) Professor Scot T. Martin Harvard University School of Engineering & Applied Sciences Abstract Contact: Dan Kirk-Davidoff
October 8 3:30pm-3:35pm: Pre-seminar Presentation Student Opportunities in the National Weather Association Dr. Ralph Ferraro National Weather Association 3:35pm-4:35pm: AOSC Seminar Air Quality in Maryland: Progress Through Policy-Relevant Science Professor Russell Dickerson University of Maryland Deparment of Atmospheric and Oceanic Science Contact: Kayo Ide	October 1 Wind Wave Modeling at NCEP Dr. Hendrik Tolman NOAA NCEP/EMC Marine Modeling and Analysis Branch Contact: Kayo Id
September 24 Aerosols Matter for Climate and Health. What We Remote Sensing Scientists Can Do to Help Dr. Ralph Kahn NASA Goddard Space Flight Center Climate Branch Abstract Contact: Rachel Pinker	September 17 Global Climate Change and Sahel Rainfall Michela Biasutti Columbia University Lamont-Doherty Earth Observatory Abstract Contact: Raghu Murtugudde
September 17 Global Climate Change and Sahel Rainfall Michela Biasutti Columbia University Lamont-Doherty Earth Observatory Abstract Contact: Raghu Murtugudde	September 10 The Hoax at the Equator that Elucidates Global Warming Controversies Professor George Philander Princeton University Atmospheric and Oceanic Sciences Program Contact: Sumant Nigam
September 3 Ozone Profile and Tropospheric Ozone Retrievals from Hyperspectral Backscattered Ultraviolet Measurements Dr. Xiong Liu University of Maryland, Baltimore County Goddard Earth Sciences & Technology Center Abstract Contact: Russ Dickerson	May 14 Data Assimilation and Ensemble Forecasting at the Met Office: Current Status and Future Plan Dr. Dale Barker UK Met Office Abstract Contact: Takemasa Miyoshi
May 7 The Threat to Polar Bears From Global Warming Prof. Eric DeWeaver University of Maryland Abstract Contact: Sumant Nigam	April 30 Traveling Waves and Instabilities in the Martian Atmosphere Dr. John Wilson NOAA Geophysical Fluid Dynamics Laboratory Abstract Contact: Kayo Ide
April 23 The Pleistocene Glacial Controversary and the Discovery of Climate Warming and Continental Dynamics Prof. Paul Hoffman Harvard University Contact: Dan Kirk-Davidoff	April 22, Wednesday, 3:00pm-4:00pm CSS 2324 On Initial Perturbations for Ensemble Prediction Prof. Erland Källén Stockholm University, Sweden Abstract Contact: Kayo Ide
April 16 Turbulent Fluid Dynamics at the Margins of Rotational and Stratified Control: Submesoscale Fluid Dynamics in the Ocean Prof. James C. McWilliams University of California, Los Angeles Abstract Contact: Kayo Ide	April 9 Predictability of Severe Weather at the Mesoscales Prof. Fuqing Zhang Penn State University Abstract Contact: Kayo Ide
April 2 Inter- and intra-basin Freshwater Disparities and Global Ocean Thermohaline Circulation Dr. Dan Seidov NOAA Oceanic Climate Laboratory Abstract Contact: Senya Grodsky	March 26 The Role of Tropospheric Ozone in Atmospheric Chemistry and Climate: New Insights from Satellites, Modeling and Assimilation Dr. Kevin Bowman NASA Jet Propulsion Laboratory Abstract Contact: Kayo Ide
March 12 What Caused the Late 16th Century Drought Across Western North America? Prof. Michael N. Evans University of Maryland Abstract Contact: Dan Kirk-Davidoff	March 5 MERRA Overview, Global Water and Energy Budgets and a Brief Demonstration Dr. Michael Bosilovich NASA Goddard Space Flight Center Abstract Contact: Massimo Bollasina
February 27, Friday, 12:00pm-1:pm CSS Room 2324 Moving Forward Following the Launch Failure of OCO Ross Salawitch and Ben Johnson University of Maryland Contact: Ross Salawitch	February 26 Climate, Oceans, Global Warming, and Infectious Disease: The Cholera Paradigm Prof. Rita Colwell University of Maryland Abstract Contact: Ragu Murtugudde
February 19 Atmospheric Bromine: Sources, Distribution, and Photochemistry Prof. Ross Salawitch University of Maryland Abstract Contact: Ross Salawitch	February 12 Wind Power, Weather and Climate Prof. Daniel Kirk-Davidoff University of Maryland Contact: Dan Kirk-Davidoff
February 5 SST Gradients, Boundary Layer Convergence and a Simple Model of Climatological Rainfall and Latent Heating Profiles over the Tropical Oceans Dr. Larissa Back Massachusetts Institute of Technology Contact: Sumant Nigam
December 11 (Almost) nine years of MODIS: What we are learning about global aerosol Dr. Robert Levy NASA Goddard Space Flight Center Contact: Dan Kirk-Davidoff	December 4 Stratosphere-Troposphere Dynamical Coupling and Tropospheric Predictability Dr. Ed Gerber Columbia University Contact: Dan Kirk-Davidoff
November 20 Hurricanes in the Climate System Prof. Kerry Emanuel M.I.T. Contact: Dan Kirk-Davidoff	SPECIAL SEMINAR-- 4:30 pm Atmospheric self-cleansing capacity: clean air for all? Dr. Jos Lelieveld Max Planck Institute for Chemistry Contact: Russ Dickerson
November 13 Impacts of Global Change on Regional Air Quality Prof. Tracey Holloway University of Wisconsin, Madison Contact: Dan Kirk-Davidoff	November 6 Recent and Projected Future Behavior of Arctic Clouds Dr. Steve Vavrus University of Wisconsin, Madison Contact: Dan Kirk-Davidoff
October 30 The Role of Moisture in the MJO Prof. David Randall Colorado State University Contact: Sumant Nigam	October 23 The Incredible Shrinking Iguana: Galapagos, Gaia, and Hominid Evolution' Prof. Ragu Murtugudde ESSIC/AOSC, University of Maryland
October 16 Forced and Internal 20th Century SST Trends in North Atlantic: Attributions and Climate Impacts Dr. Mingfang Ting LDEO/Columbia University Contact: Renu Joseph	October 9 Improving our understanding of Atlantic hurricanes through knowledge of the Saharan Air Layer: Hope or Hype?" Dr. Scott Braun NASA/GSFC Contact: Dalin Zhang
October 3, Friday, Noon Special seminar, jointly held with the Atmospheric Chemistry Seminar Series in room CSS 3425 Status of Ensemble Forecasting at ECMWF: 32-day seamless probabilistic prediction Dr. Roberto Buizza ECMWF Talks slides: PDF	October 2 Natural and forced modulation of ENSO in the GFDL CM2.1 coupled GCM Dr. Andrew Wittenberg NOAA Geophysical Fluid Dynamics Lab Contact:Dan Kirk-Davidoff
September 25 Fears, Fantasies, and the Possibility of Climate Control: A useable history of climate engineering Prof. James Fleming Colby College Abstract Contact: Dan Kirk-Davidoff	September 18 Impact of Climate Change on Global Viticulture Prof. Anthony Busalacchi ESSIC, U. Maryland Abstract
September 11 New Developments in Ensemble Kalman Filters Prof. Eugenia Kalnay AOSC, U. Maryland Presentation (PDF)	September 4 The economics of climate change Prof. Tom Schelling Dep't. of Economics University of Maryland
May 15 Coupled ocean-atmosphere breeding for ensemble forecasting and data assimilation Dr. Shu-Chih Yanh University of Maryland Contact: Shu-Chih Yang	May 8 Rewriting History on Ice in the Arctic - Surprising Results from the Arctic Coring Expedition Prof. Kristen St. John James Madison University Contact: Dan Kirk-Davidoff
May 1 What the ice ages are trying to tell us about climate sensitivity Prof. Robert Toggweiler Princeton University Contact: Dan Kirk-Davidoff	April 24 PDFs of tropospheric humidity: Measurements and theory Prof. Darryn Waugh Johns Hopkins University Contact: Dan Kirk-Davidoff
April 18 Note: Friday! Global Warming and Atmospheric Brown Clouds: A Double Threat for Asia Prof. V. Ramanathan UCSD Contact:Zhanqing Li	April 17 The Tropical Warm Pool in a Warming World Prof. Peter Webster Georgia Tech Contact:Sumant Nigam
April 10 Surface-based Remote Sensing of Aerosol Indirect Effects Prof. Mark Miller Rutgers University Contact:Zhanqing Li	April 3 Elements of Climate Stabilization: The U.S. Climate Change Science Program Scenarios of Greenhouse Gas Emissions and Atmospheric Concentrations Dr. Leon Clarke JGCRI, PNL Contact: Eugenia Kalnay His slides: PDF
March 27 Denitrification and anammox in the Arabian Sea Prof. Bess Ward Princeton University Contact: Raghu Murtugudde	March 13 Daily Optimum Interpolation Analysis for Sea Surface Temperature Dr. Thomas Smith Satellite Climate Studies Branch, NOAA/NESDIS/STAR and ESSIC/CICS Abstract Contact: Rachel Pinker
Friday March 7 Cloud-aerosol-precipitation processes as revealed by the A-Train Prof. Graeme Stephens Colorado State University Contact: Zhanqing Li	Thursday March 6 Dynamical Polar Warming Amplification and a New Cliamte Feedback Analysis Framework Prof. Ming Cai Florida State University Abstract Contact: Dan Kirk-Davidoff
February 21 Dr. Andrew Tangborn NASA/GSFC, UMBC JCET Contact: Dale Allen	February 18 Note: 11 am Monday, in Room 3425 Predictability of a large-scale flow conducive to extreme precipitation over western Alps Dr. Federico Grazzini ARPA-Servizio IdroMeteorologico, Bologna, Italy Contact: Istvan Szunyogh Abstract
February 14 Simulation and Assimilation of Denmark Strait Overflow Prof. Tom Haine Johns Hopkins University Contact: Dan Kirk-Davidoff	February 7 The Fronts are Moving! The Fronts are Moving! Prof. Robert Hudson University of Maryland Contact: Robert Hudson
January 31 Recent advances in the WRF model and applications to convection-resolving forecasting Dr. Joe Klemp National Center for Atmospheric Research Contact: Dalin Zhang	January 17 Ocean Viscosity and Climate Dr. Markus Jochum National Center for Atmospheric Research Contact: Raghu Murtugudde
December 6 "The Orbiting Carbon Observatory" Prof. Ross Salawitch University of Maryland	November 29 From the Laboratory to the Storm Environment: Integrating Observations and Models of Rainfall Microphysics Prof. Ana Barros Dept. of Civil and Environmental Engineering Duke University Contact: Dan Kirk-Davidoff
November 15 Regional radiative forcing vs regional climate response: Implications for science and for environmental policy Dr. Hiram Levy NOAA Geophysical Fluid Dynamics Laboratory Contact: Russ Dickerson	November 8 "Hadley circulation and monsoon dynamics." Prof. Tapio Schneider Dept. of Earth and Planetary Sciences Caltech Contact: Dan Kirk-Davidoff
November 1 Self-maintaining jets and subtropical drying in the greenhouse Prof. Walter Robinson NSF/University of Illinois, Urbana-Champaign Contact: Dan Kirk-Davidoff	October 25 Weather by the Numbers: The Development of NWP in the Mid-Twentieth Century Prof. Kristine Harper Humanities Department, New Mexico Tech Contact: Dan Kirk-Davidoff
October 18 "Climate change in the Sahel" Dr. Alessandra Giannini IRI for Climate and Society/Columbia University Contact: Ernesto Munoz	October 11 Tropical and Subtropical Salinity and Hydrologic System Variability During the Late Quaternary Prof. Howard Spero Department of Geology, U.C. Davis Contact: Ning Zeng
October 4 Examples of Four-Dimensional Data Assimilation in Oceanography Dr. Ibrahim Hoteit Scripps Institution of Oceanography Contact:Eugenia Kalnay	September 27 Africa's role in global water and carbon cycles: Diagnosing ecosystem processes and connections to climate Dr. Christopher Williams GEST/UMBC/NASA GSFC Contact: Ning Zeng
September 20 Observing System Experiments using NCEP Operational Data Assimilation Systems Mr. James Jung NCEP Contact: Eugenia Kalnay	September 13 Modeling Marine Microbial Communities Dr. Mick Follows Dept. of Earth, Atmospheric and Planetary Sciences Massachusetts Institute of Technology Contact: Ragu Murtugudde:
September 6 From Physics to Fish: Nature's rules and biological loopholes Prof. Ragu Murtugudde Dep't. of Atmospheric and Oceanic Science University of Maryland	May 24 Overview of the EAST-AIRE experiment Prof. Zhanqing Li University of Maryland
May 17 The use of spectral zenith radiance measurements to better understand cloud-radiation processes Dr. Warren Wiscombe NASA GSFC	May 10 Prof. Alex Hall A Strategy to Reduce the Persistent Spread in Projections of Future Climate University of Calfornia at Los Angeles
April 26 The Eugene Rasmusson Symposium at the 2007 AMS Annual Meeting: Gene's Hydroclimate Legacy Prof. Sumant Nigam University of Maryland, College Park Contact: Sumant Nigam	April 19 The Origins of ITCZ, Monsoon and Monsoon Onset Dr. Winston Chao NASA Goddard Space Flight Center Contact: Dan Kirk-Davidoff Abstract
April 12 POSTPONED TO FALL 2007 History of Numerical Weather Forecasting Prof. Kristine Harper New Mexico Tech Contact:Dan Kirk-Davidoff	April 5 The Impact of Tropical Indian Ocean Warming on Southern Hemisphere Polar Climate Dr. Judith Perlwitz NOAA Cooperative Institute for Research in Environmental Sciences Contact:Dan Kirk-Davidoff Abstract
March 29 Tropical influences on the hydroclimate and vegetation of Central and Southwest Asia Prof. Matt Barlow U. Mass Lowell Abstract Contact: Sumant Nigam	March 15 SO2 over China detected with EOS Aura Ozone Monitoring Instrument and aircraft in-situ measurements Dr. Nickolay A. Krotkov GEST/UMBC and NASA/GSFC Contact: Zhanqing Li
March 8 Linking Landscape and Water Quality in the Mississippi River Basin for 200 years Prof. R. Eugene Turner Louisiana State University Contact: Daniel Kirk-Davidoff Abstract	March 1 The Global Aerosol System as Viewed by MODIS Today Dr. Lorraine Remer NASA Goddard Space Flight Center Contact: Zhanqing Li Abstract
February 22 Causes and Impacts of the 2005 Amazon Drought Prof. Ning Zeng University of Maryland Contact: Ning Zeng Abstract	February 15 Tracking the sources of stratospheric water: new measurements of isotopic markers of deep convection Dr. Elizabeth Moyer Harvard University Contact:Dan Kirk-Davidoff
February 8 Climate Change Technology Research: Do we need a Manhattan Project for the Environment? Mr. Lee Lane Climate Policy Center Contact: Dan Kirk-Davidoff	February 1 Hybrid Variational/Ensemble Data Assimilation Dr. Dale Barker National Center for Atmospheric Research Contact: Dan Kirk-Davidoff
Friday, January 12 at 11 am in CSS 3425 Impact of climate change on the water cycle in West Africa: Numerical modelling and uncertainty Dr. Tristan d'Orgeval Laboratoire de Météorologie Dynamique du C.N.R.S. Contact: Hugo Berbery
December 7 Sensitivity study of T2m and precipitation forecasts to soil moisture initial condition using NCEP WRF ensemble system Dr. Jun Du NOAA/NCEP/EMC Abstract PowerPoint Slides of Talk Contact: Dan Kirk-Davidoff	November 30 Stratosphere-troposphere Interactions Forced by Variations in Snow Extent Prof. Paul Kushner University of Toronto Contact: Sumant Nigam
November 16 Human impacts on atmospheric deposition of iron Dr. Natalie Mahowald National Center for Atmospheric Research Contact: Dan Kirk-Davidoff	November 9 "How do "greenhouse" Climates Work?" Prof. Matthew Huber Dept. of Earth and Atmospheric Sciences Purdue University Relevant Paper Contact: Dan Kirk-Davidoff
November 2 "NCEP Update: Review of Progress in Operational Weather, Climate and Ocean Forecasts" Dr. Louis Uccellini NOAA/NWS Slides from the Talk Movie 1 Movie 2 Contact: Eugenia Kalnay	October 26 "Diagnosing Climate Model Fidelity" Prof. Daniel Kirk-Davidoff University of Maryland
October 19 "The mesoscale dynamics associated with fire-atmosphere interactions" Dr. Jay Charney USDA Forest Service Contact: Daniel Kirk-Davidoff	October 12 "Indian Ocean Climate Variability of Relevance to Biogeochemistry" Prof. Ragu Murtugudde University of Maryland, College Park
October 5 "Recent Changes in Arctic-Atlantic Climate" Dr. Helge Drange Nansen Environmental and Remote Sensing Center, Norway Contact: Emily Becker	September 25 "Understanding the Land-Cloud-Atmosphere Interaction" Dr. Alan Betts Atmospheric Research Contact: Eugenia Kalnay
September 21 "Multimodel Ensemble Prediction System in Spain" Dr. Jose Garcia-Moya National Institute of Meteorology, Spain Contact: Eugenia Kalnay	September 7 "The Tropical Pacific Meridional Mode and ENSO-like Decadal Variability" Prof. Dan Vimont Dept. of Atmospheric Sciences University of Wisconsin, Madison Contact: Sumant Nigam
June 16 Special Time: 1:30 pm Friday Cegeon Chan M.I.T. Contact: Ferdinand Baer	May 11 Explosive cyclogenesis over western Pacific: Impacts of upstream wave packets Edmund Chang The Institute for Terrestrial and Planetary Atmospheres SUNY Stony Brook Contact: Dan Kirk-Davidoff
May 4 Mechanisms for decadal changes in ENSO Dr. Rong-Hua Zhang ESSIC Contact: Rong-Hua Zhang	April 27 When will the Antarctic ozone hole recover? Dr. Paul Newman NASA GSFC Contact: Dan Kirk-Davidoff
April 20 Hydroclimate Variability over the Great Plains in Observations, Reanalyses, and Model Simulations Prof. Sumant Nigam AOSC Contact: Sumant Nigam	March 30 Changing Characteristics of Hurricanes in a Warming World Dr. Greg Holland Mesoscle and Microscale Modelling Division NCAR Contact: Da-Lin Zhang
March 16 The Global Carbon Cycle: A Faustian Bargain? Prof. Berrien Moore Institute for the Study of Earth, Oceans and Space University of New Hampshire Contact: Antonio Busalacchi	March 9 Dynamics of the (so-called) North Atlantic Oscillation and (so-called) Annular Modes Prof. Geoff Vallis Department of Geosciences Princeton University Contact: Roxana Wajsowicz
March 2 Detection and attribution of regional climate change Prof. David Karoly School of Meteorology University of Oklahoma Relevant Paper Contact: Eugenia Kalnay	February 16 Direct estimation of midlatitude stratosphere-troposphere mass exchange using an advection-diffusion method Prof. Noboru Nakamura Dept. of Geosciences University of Chicago Contact: Dan Kirk-Davidoff
February 9 What controls the cross-tropopause transport of water vapor and CO over the Asian monsoon/Tibetan Plateau? - A preliminary investigation based on Aura and other A-train observations Prof. Rong Fu Dept. of Atmospheric Science University of Georgia Contact: Dan Kirk-Davidoff	February 8 (Wednesday), 10:00 in Room CSS 2324 Accounting for an imperfect model in 4D-Var Dr. Yannick Trèmolet ECMWF Contact: Istvan Szunyogh
February 7 (Tuesday), 3:30 in Room CSS 2428 A consistent theory for linear waves of the Shallow Water Equations on a rotating plane in mid-latitudes Prof. Nathan Paldor Dept. of Atmospheric Science Department of Atmospheric Sciences Hebrew University of Jerusalem Relevant Paper Contact: Dan Kirk-Davidoff	February 2 at 3:20 Stratosphere-Troposphere Exchange Trend From Changing Sea-Surface Temperatures Dr. Mark Olsen NASA GSFC Contact: Dan Kirk-Davidoff
January 25 Special Seminar: Wednesday at 3:30 pm Understanding Processes and Uncertainties in Atmospheric Modeling: The Global Modeling Initiative Prof. Jose Rodriguez U. Miami and NASA/Goddard Contact: Russell Dickerson	January 19 Special Time: 2 pm Stratospheric Clouds: The Meteorology, Marvels, and Mysteries Mr. Mike Fromm Naval Research Lab Contact: Zhanqing Li
December 19 Special Time: 11 am, rm. 3425 Ensemble Data Assimilation with the NCEP GFS Dr. Jeff Whitaker NOAA Contact: Dan Kirk-Davidoff	December 8 The signature of global warming and Pacific pan-decadal variability in the observed and reanalyses fields Dr. Jonathan Chen Earth System Science Interdisciplinary Center University of Maryland, College Park Contact: Jonathan Chen
December 1 Location: Chemistry Building, Room 1407 Time: 7 pm Seminar, 8 pm Atmospheric Chemistry and Climate in the "Anthropocene" Prof. Paul Crutzen Max Planck Institute for Chemistry Contact: Russ Dickerson	November 17 Air-sea CO2 flux response to climate variability on seasonal, interannual and decadal timescales Prof. Galen McKinley Department of Atmospheric and Oceanic Science University of Wisconsin, Madison Contact: Dan Kirk-Davidoff
November 10 The West African Monsoon System: 20th Century Simulation and 21st Century Prediction Prof. Kerry Cook Dept. of Earth and Atmospheric Sciences Cornell University Contact: Dan Kirk-Davidoff	November 3 What can biogeochemical tracers tell us about pathways of ocean ventilation? Dr. Anand Gnanadesikan NOAA/GFDL Contact: Dan Kirk-Davidoff
October 31, Monday 11:30 am, Room 3425 "The Maximum Likelihood Ensemble Filter: Recent development and preliminary results" Milija Zupanski CIRA/Colorado State University Contact: Eugenia Kalnay	October 27 Global Changes of the Water Cycle Intensity Michael Bosilovich NASA/GSFC Contact: Roxana Wajsowicz
October 21 Friday, 3 pm 'Issues in Modeling the Aerosol Effects on Climate' Dr. Chul Chung Scripps Institute of Oceanography Contact: Sumant Nigam	October 20 2:30 pm in CSS 2324 "Partitioning of poleward heat transport between the atmosphere and ocean" Prof. John Marshall Department of Earth, Atmospheric and Planetary Sciences M.I.T. Contact: Roxana Wajsowicz
October 13 "Atmospheric Aerosols: Formation, Aging, and Interaction with Cloud- Climate" Prof. Renyi Zhang Department of Atmospheric Sciences Texas A&M Relevant Paper 1 Relevant Paper 2 Contact: Zhanqing Li	October 6 "Air Pollution: Science, Impacts and Policy" Prof. Denise Mauzerall Woodrow Wilson School Princeton University Contact: Russ Dickerson
September 29 'A parametric view of climate and low-frequency variability' Prof. Sukyoung Lee Dept. of Meteorology Pennsylvania State University Contact: Dan Kirk-Davidoff	September 22 "A Global Convection Circulation Paradigm for the Annular Mode" Prof. Ming Cai Dept. of Meteorology Florida State University Relevant Paper 1 Relevant Paper 2 Contact: Eugenia Kalnay
September 15 "Prospects for Passive Precision Measurement of CO2 column from Space" Dr. Bill Heaps NASA/GSFC Contact: Dan Kirk-Davidoff	September 9 (Friday), 3 pm Note Special Day and Time "Tropical rainfall impacts under global warming" Prof. David Neelin Dept. of Atmospheric and Oceanic Sciences University of California, Los Angeles Relevant Paper Contact: Ning Zeng
May 12 Use of AIRS/AMSU data for weather and climate studies Dr. J. Susskind NASA/GSFC Contact: ekalnay@atmos.umd.edu	May 5 Satellite Remote Sensing of Atmospheric Conditions Hazardous to Aviation Dr. Gary Ellrod NOAA/NESDIS Contact: ekalnay@atmos.umd.edu
April 28 "Hyperspectral Infrared Remote Sensing Research and Development Activities at NESDIS" Dr. Mitchell D. Goldberg NOAA/NESDIS Contact: ekalnay@atmos.umd.edu	April 21 "Constraining the Missing CO₂ Sink" Dr. Randy Kawa NASA/GSFC Contact: Ning Zeng
April 14 "The Global Carbon Cycle: an Introduction" Ning Zeng Dept. of Meteorology University of Maryland Contact: Ning Zeng	April 7 "Predictability of Climate: Why Do Climate Model Sensitivities to Doubled CO₂ Differ?" Prof. Ed Schneider George Mason University and COLA Contact: roxana@atmos.umd.edu
March 31 "Evidence of Land-Atmosphere Feedback in the Observational Record" Dr. Randal Koster NASA/GSFC Contact: zeng@atmos.umd.edu	March 17 "Representing Extreme Behavior in Climate Models" Dr. Jim Kinter COLA Contact: zeng@atmos.umd.edu
March 10 "Smoke Gets in Your Eyes" Dr. Peter Colarco ESSIC University of Maryland Contact: zeng@atmos.umd.edu	March 3 "Forecasting Extremes in the Indian Ocean Sector Climate" Dr. Roxana Wajsowicz Dept. of Meteorology University of Maryland Contact: zeng@atmos.umd.edu
February 24 " Prospects for Passive Precision Measurement of CO2 column from Space" Dr. Bill Heaps NASA/GSFC Contact: dankd@atmos.umd.edu	February 17 "Paleoclimate: An Introdution" Prof. Dan Kirk-Davidoff Dept. of Meteorology University of Maryland Contact: zeng@atmos.umd.edu
February 10 "Characterization and High Resolution Numerical Simulations of Stratospheric Clear Air and Optical Turbulence " Prof. Alex Mahalov Arizona State University Contact: ekalnay@atmos.umd.edu	February 3 "The Total Ozone Record as a Diagnostic of Decadal Climate Change" Prof. Bob Hudson Department of Meteorology University of Maryland Contact: zeng@atmos.umd.edu
December 9 Special Seminar "Air Quality and Climate Change" Prof. Mario Molina MIT, Nobel Laureate of Chemistry Contact: bruce@atmos.umd.edu	December 2 Rapid Intensification of Hurricane Charlie (2004) Observed by Coastal WSR-88Ds Dr. Wenchau Lee NCAR Contact: dalin@atmos.umd.edu
November 18 Including Land in Climate Models Robert E. Dickinson Georgia Institute of Technology Contact: Ning Zeng	November 11 "Diagnosing Ocean Transport Pathways and Timescales From Tracers" Prof. Tom Haine Johns Hopkins University Contact: roxana@atmos.umd.edu
November 4 "Corals, Coccoliths, and CO2: The Role of Carbonate Cycling in the Earth System" Dr. Andy Ridgwell University of British Columbia Contact: zeng@atmos.umd.edu	October 28 Why is the climate change debate so confusing? Dr. Andy Dessler ESSIC and Department of Meteorology University of Maryland Contact: zeng@atmos.umd.edu
October 21 The impact of large-scale wind farms on climate Prof. Daniel Kirk-Davidoff Department of Meteorology University of Maryland Contact: zeng@atmos.umd.edu	October 14 Suppression of Deep Convection by Saharan Air Layer over the Tropical North Atlantic Dr. Sun Wong ESSIC, University of Maryland Contact: dessler@atmos.umd.edu
October 7 "Reforecasts, an Important New Data Set for Improving Weather-Climate Predictions" Drs. Tom Hamill and Jeff Whitaker NOAA-CIRES Climate Diagnostics Center Boulder, Colorado Contact: ekalnay@atmos.umd.edu	September 30 "Geological Perspective on Global Warming" Prof. George Philander Department of Geological Sciences Princeton University Contact: roxana@atmos.umd.edu
September 23 "Regional Air Pollution Potential" Dr. Mark Lawrence Department of Airchemistry/NWG Max Planck Institute for Chemistry Contact: russ@atmos.umd.edu	September 16 "The Discovery of Global Warming" Dr. Spencer Weart Center for History of Physics American Institute of Physics Contact: zeng@atmos.umd.edu
September 9 "The Internal Variability of the Tropical Oceans" Prof. Ragu Murtugudde ESSIC and Department of Meteorology University of Maryland Contact: zeng@atmos.umd.edu	May 6 Dr. Xuguang WangPenn State Ensemble Forecasting with the Ensemble Transform Kalman Filter (ETKF) Contact person: Dr. Istavan Szunyogh
April 29 Dr. Franco Enaudi NASA/GSFC, Earth Science Directorate Earth science research at NASA with an emphasis on research at the Goddard Space Flight Center Contact person: Dr. Ning Zeng	April 22 Dr. Gerard Roe University of Washington Characterization of Millennial-Scale Climate Variability Contact person: Prof. Dan Kirk-Davidoff
Special Joint Seminar --Meteorology/Geology/Geography/ESSIC April 15 Dr. William Ruddiman University of Virginia The Anthropogenic Greenhouse Era Began Thousands of Years Ago Contact person: Prof. Ning Zeng	April 8 Dr. Ning Zeng Meteorology and ESSIC, U Maryland, College Park How strong is carbon-climate feedback under global warming? Contact person: Dr. Ning Zeng
April 1 Dr. Jonathan Adams Environmental Science and Ecology, Providence, Rhode Island Patterns in tree species richness and the glacial extinction hypothesis Contact person: Dr. Ning Zeng	March 18 Dr. Elizabeth NorthUniversity of Maryland, Center for Environmental Science, Horn Point Laboratory Linking environmental variability to fish population fluctuations using field and modeling approaches Contact person: Prof. Eugenia Kalnay
March 11 Dr. Adam Sobel Lamont-Doherty Observatory, Columbia University The role of surface fluxes, cloud-radiative feedbacks, and ocean coupling in the tropical intraseasonal oscillation Contact person: Dr. Ning Zeng	March 3 Special date: WendnsdayJoint Oceanographic Institute/USSAC Distinguished Lecturers Series Dr. Mitch LyleBoise State Univeristy The Pacific Ocean and Climate Change, from Eocene Extreme Warmth to Pleistocene Glacial Cycles Contact person: Ms. Sandra Martinka
Feburary 19 Dr.Yoram KaufmanNASA/GSFC Aerosol effect on climate - the unique satellite vantage point Contact person: Dr. Z. Li	Feburary 12 Dr. Vernon Kousky NOAA/Climate Prediction Center The Recent Evolution of the ENSO cycle Contact person: Prof. O. Thompson
Feburary 5 Dr. Devara Atmospheric Aerosol Research Activity at the Indian Institute of Tropical Meteorology (IITM), Pune, India Contact person: Prof. R. Pinker	January 29 Dr. Zhanqing Li Departmentof Meteorology, University of Maryland Cloud Absorption Anomaly: An Overview and Update Contact person: Prof. Ning Zeng
December 11 Dr. Alfredo Ruiz-Barradas Department of Meteorology, University of Maryland Interannual Variability of Warm-Season Rainfall over the US Great Plains in NCAR/CAM2.0 and NASA/NSIPP Simulations Contact person: Dr. Sumant Nigam	December 4 Dr. Mick Follows Massachusetts Institute of Technology Modulation of atmospheric CO2 by the oceans subtropical thermocline Contact person: Dr. Raghu Murtugudde
November 20 Dr. Bernard Dugas Numerical Prediction Research Division, Atmospheric Environment Service Results from the Global Environmental Multiscale (GEM) model at RPN Contact person: Dr. Michael Fox-Rabinovitz	November 13 Dr. William Lau NASA Goddard Space Flight Center Precipitation-Aerosol-Clouds interactions and Climate Change Contact person: Dr. Ning Zeng
November 7, 3:30 pm Room 2400 Dr. Michael Ghil Ecole Normale Supérieure, Paris, and University of California, Los Angeles Interannual Variability of the Wind-Driven Ocean Circulation: A New Source of Climate Predictability? Contact person: Dr. Eugenia Kalnay	October 30 Dr. Andrew Robertson International Research Institute for Climate Prediction (IRI) Downscaling of seasonal rainfall predictions over NE Brazil using a Hidden Markov Model Contact person: Dr. Hugo Berbery
October 23 Dr. J. Shukla George Mason University and Center for Ocean-Land-Atmosphere Studies (COLA) The Walker Family: ENSO, Monsoon and the Indian Ocean "dipole" Contact person: Dr. E. Kalnay	October 16 Dr. Paul Dirmeyer Center for Ocean-Land-Atmosphere Studies (COLA) Global soil wetness products: What can we believe? Contact person: Dr. Ning Zeng
October 9 Dr. Larrabee Strow University of Maryland, Baltimore County Early observations from the Advanced Infrared Sounder on Aqua Contact person: Dr. Andrew Dessler	October 2 Dr. Raghu Murtugudde Earth System Science Interdisciplinary Center (ESSIC), University of Maryland 'Bio-Climate Feedbacks: Towards an Earth System Model? Contact person: Dr. Hugo Berbery
September 25 Dr. Jose Rodriguez RSMAS, University of Miami NASA's Global Modeling Initiative and the "Science of Assessment" Contact person: Dr. Tony Busalacchi	September 18 Dr. J. Marshall Shepherd Goddard Space Flight Center, NASA Can Cities Make Their Own Rainfall?: Recent Insights from new NASA Research - Contact person: Ms. Melanie Follette
September 11 Dr. Istvan Szunyogh; coauthors: E. Kostelich, B. Hunt, E. Ott, E. Kalnay, G Gyarmati, D.J. Patil, J. Yorke and A. Zimin Institute for Physical Science and Technology and Department of Meteorology, University of Maryland A Local Ensemble Kalman Filter for the NCEP Global Forecast System Contact person: Dr. Eugenia Kalnay	September 4 Dr. Konstantin Vinnikov and Norman Grody (NESDIS/NOAA) Department of Meteorology, University of Maryland Warming Trend in Satellite Observed Globally Averaged Tropospheric Mean Temperature Contact person: Dr. Hugo Berbery
May 15 Dr. Arnold Gordon Lamont-Doherty Earth Observatory - Columbia University The Coolness of the Indonesian Throughflow Contact person: Dr. Roxana Wajsowicz	May 9 at 11:00 am Special seminar Rm 3425 CSS Renu Joseph Department of Atmospheric Sciences, University of Illinois Stationary wave response to climate change in a coupled GCM Contact person: Dr. Sumant Nigam
May 8 Dr. Dmitri Chalikov Earth System Science Interdisciplinary Center - University of Maryland Monin-Obukhov similarity theory. Revision and application to parameterization of mixing in upper ocean Contact person: Dr. Hugo Berbery	May 1 Dr. David Considine NASA Langley Research Center When are we going to get there? Problems in predicting the recovery of the stratospheric ozone hole Contact person: Dr. Andrew Dessler
April 24 Dr. James Carton Department of Meteorology, University of Maryland SODA POP -- a reanalysis of ocean climate Contact person: Dr. Da-Lin Zhang	April 17 Dr. Jim Collatz NASA Goddard Space Flight Center Interannual variability of the terrestrial carbon cycle Contact person: Dr. Ning Zeng
April 10 Dr. Winston T. Luke NOAA/Air Resources Laboratory (R/ARL) BRACE - Bay Region Atmospheric Chemistry Experiment: Overview and some early results Contact person: Dr. Russ Dickerson	April 3 Dr. Ming Cai Department of Meteorology - University of Maryland Dynamical Implications of Atmospheric Eddies' Orientation Contact person: Dr. Eugenia Kalnay
March 20 Dr. Siegfried Schubert The Earth Sciences Directorate at NASA/Goddard Space Flight Center The Impact of ENSO on Extreme Winter Weather over the United States Contact person: Dr. Tony Busalacchi	March 13 Dr. Robert Atlas NASA/Goddard Space Flight Center The Impact of Scatterometer Observations on Weather Prediction Contact person: Dr. Hugo Berbery
March 6 Dr. Mike Spall Woods Hole Oceanographic Institution Deep convection east of Greenland: Atmospheric forcing and oceanic response Contact person: Dr. Roxana Wajsowicz	February 27 Professor Shoshiro Minobe Division of Earth and Planetary Sciences, Hokkaido University Regime shifts, pentadecadal and bidecadal oscillations over the North Pacific Contact person: Dr. Roxana Wajsowicz
February 20 Dr. Oleg Dubovik NASA/Goddard Space Flight Center - GEST Center/UMBC Inversion of Spectral Aerosol Optical Thickness & Sky Radiance to Derive Aerosol Optical and Microphysical Properties from AERONET Contact person: Dr. Rachel Pinker	February 13 Dr. Andrew Dessler Department of Meteorology and Earth System Science Interdisciplinary Center (ESSIC)- University of Maryland New developments in understanding troposphere-to-stratosphere transport: Isotopes and seasonal cycles Contact person: Dr. Ferd Baer
February 6 Dr. Fu-Lung Chang Earth System Science Interdisciplinary Center (ESSIC)- University of Maryland Validation of a new cloud microphysical retrieval scheme applied to MODIS data Contact person: Dr. Zhanqing Li	January 30 Dr. Bill Stockwell Office of Weather and Air Quality NOAA/OAR Mesoscale Air Quality Modeling of Ozone and Aerosol Contact person: Dr. Russ Dickerson
December 5 Dr. Alfredo Ruiz-Barradas Department of Meteorology - University of Maryland Seasonal moisture flux variability over North America in AMIP simulations and atmospheric reanalyses Contact person: Dr. Sumant Nigam	November 21 Dr. Jorge Sarmiento Princeton University Response of ocean biology to global warming Contact persons: Dr. Tony Busalacchi -- Dr. Raghu Murtugudde
November 14 Dr. Annarita Mariotti Earth System Science Interdisciplinary Center (ESSIC) - University of Maryland Variability of the Euro-Mediterranean water cycle Contact person: Dr. Tony Busalacchi	November 7 Dr. Ray Hoff University of Maryland, Baltimore County Towards a global lidar observing capability Contact person: Dr. Russ Dickerson
October 31 Dr. Omar Torres NASA Goddard Space Flight Center/Joint Center for Earth Systems Technology at UMBC The use of ultraviolet observations to measure aerosol absorption from space Contact person: Marcos Andrade	October 24 Dr. Barry Klinger George Mason University and COLA Remote wind-driven overturning in the absence of the Drake Passage Effect Contact person: Roxana Wajsowicz
October 17 Dr. Kuo-Nan Liou (Chair) Department of Atmospheric Sciences - University of California at Los Angeles Remote Sensing of Cirrus Clouds: A Global Perspective and Global Implication Contact person: Dr. Zhanqing Li	October 10 Dr. Wei-Kuo Tao Laboratory for Atmospheres - NASA/Goddard Space Flight Center Convective Systems over the South China Sea: Cloud-Resolving Model Simulations Contact person: Dr. Sumant Nigam
October 3 Drs. Mozheng Wei and Zoltan Toth Environmental Modeling Center, NCEP/NOAA Explaining Forecast Errors by Ensemble Perturbations Contact person: Dr. Eugenia Kalnay	September 26 Drs. Raghu Murtugudde, Joel Picaut, Eric Hackert, Tony Busalacchi and Gary Lagerloef Earth System Science Interdisciplinary Center (ESSIC)- University of Maryland Mechanisms of the 1997-98 El Niño-La Niña Observed From Space Contact person: Dr. Tony Busalacchi
September 19 Dr. Peter Yau Dept of Atmospheric and Oceanic Sciences - McGill University Title: Spiral bands in a simulated hurricane Contact person: Dr. Da-Lin Zhang	September 12 Dr. Vladimir Krasnopolsky Environmental Modeling Center NWS/NCEP/NOAA (SAIC) Introduction to Neural Networks with Some Atmospheric and Oceanic Applications Contact person: Dr. Michael Fox-Rabinovitz
September 5 Dr. Eugenia Kalnay, the Chaos Group and Malaquias Peña Department of Meteorology/IPST - University of Maryland Breeding, Predictability and Data Assimilation Contact person: Dr. Hugo Berbery	May 16 Dr. John Derber Environmental Modeling Center/NCEP/NOAA The trials and tribulations of data assimilation Contact person: Eugenia Kalnay
May 9 Dr. Roseanne Diab University of Natal, Durban, South Africa Tropospheric Ozone over Africa Contact person: Anne Thompson	May 6 at 1:00 pm Room 2428 Dr. Istvan Szunyogh IPST, The University of Maryland The dynamical foundation of targeting weather observations Contact person: Ferd Baer
May 3 at 11:00 am Room 3425 Dr. Baijun Tian Scripps Institution of Oceanography Tropical Cloud Radiative Forcing and the Hadley/Walker Circulation Contact person: Sumant Nigam Special seminar	May 2 Dr. Fu-Lung Chang Earth System Science Interdisciplinary Center (ESSIC) University of Maryland Examining the cloud and radiation quantities derived from satellite observations Contact person: Zanqing Li Special seminar
May 1 at 12:00 pm Room 2428 Dr. Ming Cai Department of Meteorology, The University of Maryland Dynamical fingerprint of climate variability and trend Contact person: Ferd Baer	April 29 at 1:00 pm Room 2428 Dr. Aiguo Dai NCAR Diurnal Cycle in Observed and Model Simulated Precipitation Contact person: Ferd Baer Special seminar
April 25 Dr. Kenneth Mitchell Environmental Modeling Center/NCEP/NOAA Land surface modeling initiatives in the NCEP Eta mesoscale model and the Eta Data Assimilation System (EDAS) Contact person: Hugo Berbery Special seminar	April 18 Dr. Fuzhong Weng Office of Research and Applications, NOAA/NESDIS and CICS/University of Maryland Atmospheric and Surface Parameters Retrieved from Satellite Microwave Radiometry
April 16 at 4:30 pm Dr. René Laprise Regional Climate Modelling Laboratory, Université du Québec à Montréal Testing the downscaling skill of nested Regional Climate Models: The Big-Brother experiment Contact person: Hugo Berbery	April 11 Dr. Anwar Huq Center of Marine Biotechnology - University of Maryland Biotech Institute Vibrio cholerae and Cholera: Detection, Prediction & Prevention Contact person: Tony Busalacchi Special seminar
April 4 Dr. Georgyi Stenchikov Department of Environmental Sciences, Rutgers University Arctic Oscillation response to the Mt. Pinatubo Eruption. Contact person: Ken Pickering	March 21 Dr. Michael Ek Environmental Modeling Center/NCEP/NOAA Coupled land-atmosphere model evaluation and impact of soil moisture on cumulus initiation
March 14 Dr. Kamran Syed, Arnold Gruber and Cheng-Zhi Zou Department of Meteorology, University of Maryland Computation of Global Moisture Flux, Flux Divergence and Residual Evaporation Using Diverse Data Products	March 7 Dr. George J. Huffman Goddard Space Flight Center/NASA Progress in Global Rainfall Estimates
February 28 Dr. Alan Robock Department of Environmental Sciences, Rutgers University Volcanic Eruptions and Climate: Winter Warming and Summer Cooling	February 21 Dr. Keith Moore National Center for Atmospheric Research (NCAR) Phytoplankton Functional Groups and Oceanic Carbon Cycling
February 14 Dr. Tim DelSole Center for Ocean-Land-Atmosphere Studies (COLA) Optimal Persistence Patterns: An Approach to Predictability and Decadal Variability Theory	February 7 Dr. Victor Nikolaevskiy Institute of Earth Physics, Russian Academy of Sciences Modeling of Tornadoes by turbulence theory with eddy angular momentum
January 31 Drs. Jean-François Estrade and Joe Sela Environmental Modeling Center/NCEP/NOAA The NCEP global spectral model: New challenges in parallelization
December 6 Dr. Michael Fox-Rabinovitz ESSIC/Department of Meteorology, University of Maryland and Data Assimilation Office, NASA/GSFC Studying anomalous regional climate events with a variable-resolution stretched-grid GCM and Data Assimilation System	November 29 Dr. Roxana C. Wajsowicz Department of Meteorology, University of Maryland Determining the Circulation of the North Atlantic Ocean and Caribbean Sea
November 15 Dr. Eric DeWeaver Department of Meteorology, University of Maryland Dynamics of the El Niño Anticyclones	November 8 Dr. Michael King NASA Goddard Space Flight Center Remote Sensing of Cloud, Aerosol, and Water Vapor Properties from MODIS
November 1 Dr. Aimé Fournier Department of Meteorology, University of Maryland Multiwavelet multiresolution adaptive spectral-element computation of shallow-water flow	October 26 at 11:00 am Rm 3425 CSS Doug Wilson NOAA/AOML, Miami Physical Oceanography in the Caribbean: Recent Programs and Observations
October 25 Dr. Xu Li Department of Meteorology, University of Maryland Satellite Data Assimilation in ECMWF Reanalysis Special seminar	October 18 Dr. Randal Koster NASA Goddard Space Flight Center Impact of Land Processes on Seasonal Precipitation Forecasts
October 11 Drs. M. Corazza, E. Kalnay and D. J. Patil Department of Meteorology, University of Maryland Breeding and Data Assimilation	October 4 Dr. Steve Tracton Environmental Modeling Center/NOAA/NWS/NCEP / The NCEP/EMC Short Range Ensemble Forecast(SREF) System
September 27 Dr. David Stensrud NOAA/National Severe Storms Laboratory Value of Real-time Land Use Data in Numerical Weather Prediction	September 21 (FRIDAY) Dr. Axel Kleidon Department of Geography, University of Maryland Growing deep: Model investigations into the role of deep rooted vegetation in the climate system SPECIAL SEMINAR
September 6 Dr. Konstantin Vinnikov Department of Meteorology, University of Maryland Trends in Statistical Moments of Climatic Indices. Seasonal and Diurnal Cycles in the Trends	June 28 at 3:30 pm Rm 2400 CSS Dr. Richard Kerr Senior Writer for Science How Science Becomes News?
May 31 at 3:30 pm Rm 2400 CSS Dr. Jeff Proehl Dartmouth University Wave Geometry and Equatorial Oceanic Instability Special seminar	May 10 Prof. Roger Pielke Sr. Department of Atmospheric Science, Colorado State University Missing links in multi-decadal regional and global climate prediction Special seminar
May 8 at 3:00 pm Rm 3425 CSS Prof. Ray Najjar Department of Meteorology, The Pennsylvania State University Modeling photochemistry in Sargasso Sea surface waters	May 4 at 1:00 pm Rm 3425 CSS Dr. Sim Aberson Hurricane Research Division/AOML/NOAA Targeting dropwindsonde data to improve hurricane forecasts (1997-1998) Special seminar
May 3 Dr. David P. Bacon Director, Center for Atmospheric Physics/Science Applications International Corporation OMEGA: Multiscale weather forecasting using adaptive unstructured grids Special seminar	April 26 Dr. Eugene M. Rasmusson Department of Meteorology, University of Maryland On the trail of ENSO: Part I (1867-1969) A fascinating tale of scientific progress and missteps
April 19 Dr. Winston Chao NASA/Goddard Space Flight Center On the origin of monsoon and its onset	April 12 Dr. Michael Mishchenko NASA Goddard Institute for Space Studies (New York) Global climatology of aerosol properties over the ocean for the period of NOAA-9 observations based on two-channel AVHRR retrievals
April 5 Dr. Darryn W. Waugh Department of Earth & Planetary Science, Johns Hopkins University Intrusions into the tropical upper troposphere	March 29 Dr. Joe Friday National Research Council Policy Issues in the Practice of Meteorology
March 19 at 3:00 pm Rm 3425 CSS Yoshiaki Takeuchi Numerical Prediction Division, Japan Meteorological Agency The variational assimilation system for global and mesoscale NWP model developed by JMA	March 15 Dr. Arnold Gruber National Environmental Satellite, Data and Information Service (NESDIS)/NOAA Recent results from the Global Precipitation Climatology Project Special seminar
March 8 Dr. Ron McPherson Executive Director of the American Meteorological Society What's New with the American Meteorological Society	Mar. 2 at 12:00 pm Rm 3425 CSS Dr. Brooke L. Hemming Office of International Activities - Environmental Protection Agency Thermodynamics of Aerosol-Phase Atmospheric Organics: Temperature and Humidity Effects
March 1 Dr. Peter M. Lyster Earth System Science Interdisciplinary Center (ESSIC)/ U. Maryland High-end computing and Kalman filter development for data assimilation Special seminar (joint Atm. Chem. talks)	February 22 Dr. James Christian Earth System Science Interdisciplinary Center (ESSIC)/ U. Maryland Biogeochemical modelling of the tropical Pacific Ocean
February 15 Dr. Alan K. Betts Atmospheric Research Contrasting the land-surface-atmosphere interaction at boreal latitudes and in the tropics	February 8 Dr. Zhaohua Wu Center for Ocean-Land-Atmosphere Studies "Baking Bread": A Poor Chef's Recipe for Thermally Driven Circulations in the Tropics
February 1 Dr. Muthuvel Chelliah Climate Prediction Center/National Centers for Environmental Prediction/NOAA Interdecadal and ENSO related changes in tropical convection and associated global impacts
December 7 Dr. Eugene M. Rasmusson Department of Meteorology, University of Maryland On the trail of ENSO: Part I (1867-1969) A fascinating tale of scientific progress and missteps	December 4 at 3:30 pm Rm 2114 CSS Dr. N. H. Saji Institute for Global Change Research, Frontier Research System for Global Change, Tokyo A View of the Indian Ocean Climate System From the Vantage Point of Dipole Mode Events
November 30 Dr. Frank Evans Program in Atmospheric and Oceanic Sciences/ University of Colorado Retrieving and simulating cloud fields from ARM radar observations Special seminar (jointly sponsored with ESSIC)	November 16 Dr. Pao K. Wang Department of Atmospheric and Oceanic Sciences - University of Wisconsin-Madison Physical and Dynamical Processes at Cloud-top Level of Severe Thunderstorms
November 9 Dr. Ants Leetmaa Climate Prediction Center - NOAA/National Centers for Environmental Prediction Monitoring and Forecasting Drought	November 2 Dr. Ming CaiÂ Department of Meteorology, University of Maryland A theory on prevailing easterlies and zonally tilted thermocline over equatorial Pacific and the accompanying ENSO variability
Oct. 31 at 11:00 am Rm 3425 CSS Dr. Hee-Sang Lee Department of Meteorology/Florida State University Improvement of initial state of clouds and its impact on cloud forecasts in the Florida State University Global Spectral Model	October 26 Dr. Robert Hudson Department of Meteorology/University of Maryland Detection of decadal climate change from the total Ozone record Special seminar
October 19 Dr. Dennis Lettenmaier Department of Civil Engineering - University of Washington Challenges and opportunities in macroscale hydrology	Oct. 18 at 3:00 pm Rm 3425 CSS Dr. K. R. Saha Former Director of the Indian Institute of Tropical Meteorology African Monsoons
Oct. 17 at 3:00 pm Rm 3206 Math Bldg Dr. Lennart Bengtsson Director, Max-Planck Institute for Meteorology Will extreme weather events become more common in a future climate? Special seminar	October 12 Dr. Anne Thompson NASA - Goddard Space Flight Center and Department of Meteorology/University of Maryland Tropospheric Ozone Observations: An overview of recent advances Special seminar
October 5 Drs. Ming Cai and Eugenia Kalnay Department of Meteorology/University of Maryland The growing errors in the Cane-Zebiak coupled ocean-atmosphere model	September 28 Dr. Dale J. Allen Department of Meteorology/University of Maryland Lightning and Atmospheric Chemistry as Simulated with a Global Chemical Transport Model
September 21 Dr. Jean Côté Meteorological Service of Canada - Numerical Methods Group Algorithmic developments around the Global Environmental Multiscale (GEM) model	September 19 at 3:00 pm Special seminar Dr. Thomas Cuff U.S. Naval Observatory - Washington, DC Operational Weather and Oceanography in the U.S. Navy
September 14 Dr. Dmitri Chalikov Ocean Modeling Branch - NOAA/National Centers for Environmental Prediction Development of the Ocean Forecasting System for MPP computers	September 7 Drs. Ming Cai and Eugenia Kalnay Department of Meteorology/University of Maryland SEMINAR CANCELED - New date: October 5
July 24: Special seminar Dr. Istvan Szunyogh NOAA/National Centers for Environmental Prediction Relationship between atmospheric baroclinic waves and the impact of targetted observations	May 18 Empirical Orthogonal Teleconnections Dr. Huug Van den Dool Climate Prediction Center, NOAA/NCEP, Camp Springs, MD
May 12 (Friday) Special Seminar Time: 10:00am; Room: 3425 Location and intensity of the ITCZ: Effects of westward-propagating synoptic-scale disturbances Prof. C. Zhang Rosenstiel School of Marine and Atmospheric Science (RSMAS), University of Miami, Miami, Florida	May 11 Time: 3:30pm Aerosol effects on climate Prof. John Seinfeld Chair, Division of Engineering and Applied Sciences, California Institute of Technology, Pasadena, CA (co-sponsored by the Department of Chemical Engineering)
May 5 (Friday) Special Seminar Time: 3:30pm; Room: 3425?? Farming strategies for variable climate--a challenge Prof. Sulochana Gadgil Centre for Atmospheric and Oceanic Sciences, Indian Institute of Science, Bangalore, India	May 4 Tornadogenesis within supercell storms Prof. Roger Wakimoto Department of Atmospheric Sciences, University of California, Los Angeles, CA
May 1 (Monday) Special Seminar Time: 3:30pm; Room: 3425?? Direct and inverse methods for estimating influence areas for the atmosphere of a given region: Theory and numerical experiments Prof. Gdaly Rivin Head, Laboratory of the Modeling of Atmospheric Processes, Inst. of Computational Technologies, Novosibirsk, Russia	April 27 Predictability and the relationship between subseasonal and interannual variability during the Asian summer monsoon Dr. Ken Sperber Program for Climate Model Diagnostics and Intercomparison (PCMDI), Lawrence Livermore National Laboratory, Livermore, CA
April 20 Madden Julian Oscillation (MJO) prediction and predictability Prof. Duane Waliser Institute for Terrestrial and Planetary Atmospheres, State Univ. of New York, Stony Brook, New York	April 13 Variational data assimilation using quasi-inverse method: Application to storm-scale prediction Dr. Seon Ki Park Department of Meteorology, University of Maryland, College Park, Maryland
April 6 Decadal Variability in the North Atlantic Dr. Sirpa Hakkinen Oceans & Ice Branch, NASA Goddard Space Flight Center, Greenbelt, Maryland	March 30 Convection and radiation in TOGA COARE: Implications for tropical atmospheric circulations Prof. Richard Johnson Department of Atmospheric Sciences, Colorado State University, Fort Collins, Colorado
March 29 (Wednesday) Special Seminar Time: 2:00pm; Room: 3425 Investigation of surface and subsurface variability in the tropical Pacific using Cyclostationary EOF analysisd Prof. Kwang-Yul Kim Department of Meteorology, Florida State University, Tallahassee, Florida	March 27 (Monday) Special Seminar Time: 3:00pm; Room: 3425?? A concept to find and verify the slow manifold using local and global models in climate integrations Dr. Juergen Steppeler DWD, Offenbach, Germany
March 16 Trace gas observations during the 1999 Indian Ocean Experiment (INDOEX) Dr. Armin Hansel University of Innsbruck, Innsbruck, Austria	March 9 The Indian Ocean Experiment (INDOEX): Impact of continental emissions on the composition and radiative properties of the marine atmosphere Prof. Russ Dickerson Department of Meteorology, University of Maryland, Colllege Park, Maryland
February 24 Where does the rainwater come from? Applying a back-trajectory scheme to atmospheric water vapor Dr. Paul Dirmeyer Center for Ocean-Land-Atmosphere Studies, IGES, Calverton, MD	February 17 Recent innovations that enhance global and regional climate modeling Prof. Ferdinand Baer Department of Meteorology, University of Maryland, College Park, MD
February 10 The nonhydrostatic Global Environmental Multiscale (GEM) Model Dr. Kao-San Yeh Earth System Science Interdisciplinary Center (ESSIC), University of Maryland, College Park, MD	February 3 Dynamical analysis of the Pacific/North American (PNA) Pattern of Winter Variability Dr. Sumant Nigam Department of Meteorology, University of Maryland, College Park, Maryland
December 9 Oceanic normal modes and application to problems of ocean tides and circulation Dr. D. B. Rao Environmental Modeling Center, National Centers for Environmental Prediction, NOAA, Camp Springs, MD	December 8 (Wednesday) Special Seminar Time: 3:30pm; Room: 2114 (Classroom in OLD wing of CSS Bldg) Global energy budgets of the atmosphere: Recent results from ERA and NCEP Reanalyses Dr. Kevin Trenberth Climate and Global Dynamics division, National Center for Atmospheric Research, Boulder, Colorado
December 2 NCEP: Vision for 2000-2005 and related strategic issues Dr. Louis Uccellini Director, National Centers for Environmental Prediction, NOAA/NWS, Camp Springs, MD	November 18 Mesoscale modeling of orographic precipitation over the Pacific Northwest Prof. Brian Colle Institute for Terrestrial and Planetary Atmospheres, Marine Sciences Research Center State University of New York at Stony Brook, Stony Brook, NY
November 16 (Tuesday) Special Seminar Time: 3:30pm; Room: 3425 Atmospheric and Oceanographic Analyses and Forecasts for the Chesapeake Bay Region during the Coastal Marine Demonstration Project Dr. Frank Aikman III Chief, Oceanographic Programs, Coast Survey Development Lab., National Ocean Service, NOAA, Silver Spring	November 11 Recent research in tropospheric chemistry Prof. Daniel Jacob Department of Chemistry, Harvard University, Cambridge, Massachusetts
November 8 (Monday) Special Seminar Time: 2:00pm; Room: 3425 Disturbances of the summer monsoon over Australia Dr. K. R. Saha Former Director, Indian Institute of Tropical Meteorology, Pune, India	November 4 Wetter but Less Extreme: 20th Century Trends in Floods, Droughts, and Everything in Between Dr. Harry Lins Office of Surface Water, U.S. Geological Survey, Reston, Virginia
October 28 Seasonal predictions with NASA/GEOS-2 general circulation model Dr. Siegfried Schubert Data Assimilation Office, NASA Goddard Space Flight Center, Greenbelt, MD	October 21 Magnetospheric Modeling for Space Weather Prof. Konstantinos Papadopoulos Departments of Physics and Astronomy, University of Maryland, College Park, MD
October 14 The Environmental Modeling Center: Present status and future plans Dr. Steven Lord Environmental Modeling Center, National Centers for Environmental Prediction, NOAA, Camp Springs, MD	October 7 Shortwave radiation absorption in clear and cloudy skies Prof. Catherine Gautier Director, Institute for Computational Earth System Science University of California at Santa Barbara, Santa Barbara, CA
September 30 Co-sponsored by ESSIC Evaluating regional-scale photochemical models and using them for guiding emissions management Prof. S. T. Rao New York State Department of Environmental Conservation, Albany, NY Department of Earth and Atmospheric Sciences, State University of New York at Albany, NY	September 23 Tropical pipes and Taylor pipes, Baker's maps, random walks and eggbeaters: A survey of mixing and transport in the stratosphere Dr. Lynn Sparling NASA Goddard Space Flight Center, Greenbelt, Maryland
September 17 (Friday) Special Seminar Time: 3:30pm; Room: 3425 Satellite altimetry observations of the Black Sea Dr. Gennady Korotaev Deputy Director, Marine Hydrophysical Institute of the Ukraine Academy of Science, Ukraine	September 16 Bio-optical Properties of the Marine Cyanobacteria Trichodesmium and its role in climate change Dr. Ajit Subramaniam Department of Meteorology, University of Maryland, College Park, MD

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