Unraveling the Complexities of Climate, Celebrating 50-plus Years at UMD

After 50-plus years at UMD, alum and Atmospheric and Oceanic Science Professor Rachel Pinker will retire on February 1, 2025.

AOSC Alum William Ryan (MS, '90) Receives Alumni Excellence Award

Congratulations to AOSC alumni William Ryan (MS, '90) for receiving an Alumni Excellence Award for his great achievements.

High Emissions from Feedstocks and Aged Equipment are Delaying Ozone Recovery

New study, co-authored by AOSC professor Ross Salawitch and alumnus Laura McBride, investigates the 17-year discrepancy in projections for ozone recovery timelines, highlighting gaps in global reporting, compliance, and opportunities for action—as well as the ongoing impact of emissions from feedstocks and legacy equipment containing ozone-depleting substances. 

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