UMD Scientists ‘Fingerprint’ Methane to Track a Climate Change Culprit

Methane is the second-most abundant greenhouse gas in Earth’s atmosphere, and its emissions have been rapidly—and mysteriously—rising since 2007. Though pervasive, the origin of the colorless compound is tricky to trace, complicating efforts to curb gases that trap heat in the atmosphere and warm the planet.

AOSC Professor Russell Dickerson, a co-author of this study, explained why methane is so difficult to trace back to its source.

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