Cap and Trade The Political History of Cap and Trade
How an unlikely mix of environmentalists and free-market conservatives hammered out the strategy known as cap-and-trade

Ahead in the Clouds Ahead in the Clouds
Susan Solomon helped patch the ozone hole. Now, as a leader of a major United Nations report—out this month—she's going after global warming

Wallace Broecker Wallace Broecker Geochemist, Palisades, New York
How to stop global warming? CO2 "scrubbers," a new book says

February 23, 2010
Riled up About Geoengineering

September 23, 2009
Red Sky in the Morning (and All Day)

June 26, 2009
Picture of the Week—An Erupting Volcano as Seen from Space


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