Pyrite: Fools’ Gold And The Sulfur Cycle Get Some Atmospheric Respect
Friday, July 27, 2012 - 16:40
in Earth & Climate
Sulfur has been portrayed as a secondary factor in regulating atmospheric oxygen - carbon gets all the press - but new findings suggest that sulfur’s role may have been underestimated.As sulfur cycles through the land, the atmosphere and the oceans, it undergoes chemical changes that are often coupled to changes in other such elements as carbon and oxygen. This affects the concentration of free oxygen. read more