Rise Of Oxygen Caused Earth's Earliest Ice Age
Thursday, May 7, 2009 - 09:28
in Earth & Climate
Earth's earliest ice ages may have been due to the rise of oxygen in Earth's atmosphere, which consumed atmospheric greenhouse gases and chilled the earth. A team of scientists from Germany, South Africa, Canada, and the US have uncovered evidence that the oxygenation of Earth's atmosphere coincided with the first widespread ice age on the planet.