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Caltech

Astronomy Colloquium

Wednesday, September 28, 2005
4:00pm to 5:00pm
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Arms 155 (Robert P. Sharp Lecture Hall)
A Paleoproterozoic Planetary Suicide Attempt: Did The Sudden Evolution of Oxygenic Photosynthesis Trigger the First Snowball Earth?
A Paleoproterozoic Planetary Suicide Attempt: Did The Sudden Evolution of Oxygenic Photosynthesis Trigger the First Snowball Earth?, Joseph L. Kirschvink, Nico and Marilyn Van Wingen Professor of Geobiology, Caltech.
For more information, please contact Gina Armas by phone at 4671 or by email at [email protected] or visit http://www.astro.caltech.edu/~gma/colloquia.html.