Current CO2

Current CO2 level in the Earth's atmosphere


Scientists say that 350 parts per million CO2 in the atmosphere is the safe limit for humanity. Learn more about 350 – what it means, where it came from, and how to get there.

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A new sneak attack in the Senate could block much of the progress
President Obama’s made on global warming and force him to adopt President Bush’s climate policy.

Another bad idea from Alaska

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