November 24, 2003
Permian News

Space.com is carrying this summary of new discoveries regarding the massive Permian extinction event. Ocurring about 250 million years ago, this extinction resulted in the demise of perhaps 90% of the Earth's species.

Previous theories suggested an extra terrestrial impact as the source, but foundered due to a lack of evidence. Now, evidence is starting to turn up.

Posted by scott at November 24, 2003 12:31 PM

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