"Has the grinders on spirit and opportunity turned up anything that vaguely look like small fossils?"
Content with the tag: “precambrian”
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Oxygen and Life in the Precambrian
The December 2006 issue of Geobiology is a collection of papers focusing on the history of Earth’s biogeochemistry, from the earliest sedimentary rocks in Greenland to the late Proterozoic. The rise of atmospheric oxygen provides a thematic link. The papers in this issue, edited by David Catling and Roger Buick of NAI’s University of Washington Alumni Team, grew out of a session of the Earth System Processes 2 conference in Calgary, Canada, 8–11 August 2005, sponsored by the
November 26, 2006 / Posted by: Shige Abe
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