Showing posts with label GOE. Show all posts
Showing posts with label GOE. Show all posts

Monday, August 6, 2012

The Great Oxygenation Event (GOE)

The Earth is the only known planet with an atmosphere rich in life-giving oxygen. But for billions of years after its formation, it was blanketed by a suffocating mix of noxious gases. The transformation into the bright, airy planet we inhabit today started with an astonishing chemical make-over that scientists call:



The Great Oxygenation Event (GOE)