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Author Topic: Future Earth  (Read 53582 times)

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AGelbert

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Re: Future Earth
« Reply #255 on: October 18, 2017, 01:29:04 pm »
Catastrophic Impacts in Earth's History

Stanford

Published on Sep 17, 2010

(February 2, 2010) David Morrison, NASA Lunar Science Institute, discusses the discovery of the cretaceous catastrophe that caused the last mass extinction and explains NASA's research on the danger of similar events occurring in Earth's near future.

Stanford University:

http://www.stanford.edu/


       
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