Team studies Earth's recovery from the PETM

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Kieran
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Team studies Earth's recovery from the PETM

Post by Kieran »

http://www.physorg.com/news/2011-04-tea ... lobal.html


When faced with high levels of atmospheric carbon dioxide and rising temperatures 56 million years ago, the Earth increased its ability to pull carbon from the air. This led to a recovery that was quicker than anticipated by many models of the carbon cycle - though still on the order of tens of thousands of years, said Gabriel Bowen, the associate professor of earth and atmospheric sciences who led the study.

"We found that more than half of the added carbon dioxide was pulled from the atmosphere within 30,000 to 40,000 years, which is one-third of the time span previously thought," said Bowen, who also is a member of the Purdue Climate Change Research Center. "We still don't know exactly where this carbon went, but the evidence suggests it was a much more dynamic response than traditional models represent."


When faced with high levels of atmospheric carbon dioxide and rising temperatures 56 million years ago, the Earth increased its ability to pull carbon from the air. This led to a recovery that was quicker than anticipated by many models of the carbon cycle - though still on the order of tens of thousands of years, said Gabriel Bowen, the associate professor of earth and atmospheric sciences who led the study.

"We found that more than half of the added carbon dioxide was pulled from the atmosphere within 30,000 to 40,000 years, which is one-third of the time span previously thought," said Bowen, who also is a member of the Purdue Climate Change Research Center. "We still don't know exactly where this carbon went, but the evidence suggests it was a much more dynamic response than traditional models represent."

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biffvernon
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Post by biffvernon »

That's great news. We can wreck the planet knowing that it will only take 40000 years to recover. Keep burning the black stuff folks.
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RenewableCandy
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Post by RenewableCandy »

I love Kurt Kobb's story about the FF CEOs' office plants conspiring to talk them into climate-change denial, burning more FF and hence trashing the human race.
Soyez réaliste. Demandez l'impossible.
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