A new wrinkle in ancient ocean chemistry
Thursday, October 29, 2009 - 22:49
in Earth & Climate
Scientists widely accept that around 2.4 billion years ago, the Earth's atmosphere underwent a dramatic change when oxygen levels rose sharply. Called the "Great Oxidation Event" (GOE), the oxygen spike marks an important milestone in Earth's history, the transformation from an oxygen-poor atmosphere to an oxygen-rich one paving the way for complex life to develop on the planet.
Read the whole article on Biology News Net
More from Biology News Net
Related
- Did a nickel famine trigger the 'Great Oxidation Event'?Wed, 8 Apr 2009, 13:24:54 EDT
- Deep-sea rocks point to early oxygen on EarthTue, 24 Mar 2009, 14:52:16 EDT
- A new wrinkle in ancient ocean chemistryThu, 29 Oct 2009, 14:38:46 EDT
- The rise of oxygen caused Earth's earliest ice ageThu, 7 May 2009, 10:30:17 EDT
- More oxygen -- colder climateWed, 9 Sep 2009, 15:08:35 EDT