I'm a professor at U Michigan and lead a course on climate change problem solving. I write blogs for WU, take on problems that I can't solve, and sometimes learn something along the way.
Contrails become Cirrus
Uploaded by: RickyRood
Friday July 23, 2010
Caption: Mount Evans Colorado, July 23, 2010. The contrails from Denver International Airport accumulate over the course of the day. These have a small, but discernible climate effect.
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