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Podcast: What To Do With CO2

Podcast: Balancing an Emissions Budget

Podcast: Grappling with America’s Difficult Climate Choices

Greenhouse gas emissions from nuclear electricity: low, but not zero

How can we reduce the amount of greenhouse gases that humans emit?

Farming new land can release lots of CO2 into the atmosphere

Solar Variability Does Not Explain 20th Century Warming

CO2 put in the air by burning fossil fuels has a chemical signature


2012 Global Carbon Emissions Human-generated emissions of CO2 this year are expected to reach 35.6 billion tons.

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