Land plants saved the Earth from a deep frozen fate
Wednesday, July 1, 2009 - 12:28
in Earth & Climate
Fifty million years ago, the North and South Poles were ice-free and crocodiles roamed the Arctic. Since then, a long-term decrease in the amount of CO2 in the atmosphere has cooled the Earth. Now researchers at Yale University, the Carnegie Institution of Washington and the University of Sheffield, writing in the current issue (2 July) of Nature, show that land plants saved the Earth from a deep frozen fate by buffering the removal of atmospheric CO2 over the past 24 million years...
Read the whole article on Science Centric
More from Science Centric
Related
- Plants save the earth from an icy doomWed, 1 Jul 2009, 13:32:08 EDT
- Plants put limit on ice agesThu, 2 Jul 2009, 0:19:44 EDT
- The rise of oxygen caused Earth's earliest ice ageThu, 7 May 2009, 10:30:17 EDT
- CO2 higher today than last 2.1 million yearsThu, 18 Jun 2009, 14:27:12 EDT
- Southern flavor in the ArcticWed, 30 Apr 2008, 14:57:19 EDT