Rise of Oxygen Caused Earth's Earliest Ice Age
Thursday, May 7, 2009 - 15:42
in Earth & Climate
Earth's earliest ice age may have been due to the rise of oxygen in Earth's atmosphere, which consumed atmospheric greenhouse gases and chilled the earth. University of Maryland geologist Alan J. Kaufman and an international team of scientists uncovered evidence that the oxygenation of Earth's atmosphere coincided with the first global ice age.
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