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A compendium of science-based information

Podcast: What To Do With CO2

Podcast: Grappling with America’s Difficult Climate Choices

How do we do something about the trends in global warming?

Climate Change in Cities: Observations, Impacts, and Solutions

Growing corn for ethanol may lead to increased CO2 emissions from clearing land

Carbon dioxide levels in the atmosphere are increasing

The longest-running effort to track atmospheric CO2 began in 1958

Gallery

The Tale of Two Marches A look at the stark difference between March 2012 and March 2013 across the country.

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