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Today's Climate More Sensitive to Carbon Dioxide Than in Past 12 Million Years

Posted Jun 06 2012 2:15pm

Image of the phytoplankton Emiliania huxleyi.

Until now, studies of Earth's climate have documented a strong correlation between global climate and atmospheric carbon dioxide; that is, during warm periods, high concentrations of CO2 persist, while colder times correspond to relatively low levels.

However, in this week's issue of the journal Nature, paleoclimate researchers reveal that about 12-5 million years ago climate was decoupled from atmospheric carbon dioxide concentrations. New evidence of this comes ...

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This is an NSF News item.

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