News of the WeekMASS EXTINCTION

Most Devastating Mass Extinction Followed Long Bout of Sea Sickness

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Science  17 Oct 2008:
Vol. 322, Issue 5900, pp. 359
DOI: 10.1126/science.322.5900.359a

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Summary

Fouled waters are looking more and more like the cause of the ocean's greatest mass extinction 252 million years ago. The witches' brew that may have wiped out 90% of marine species in a geologic moment "had been stewing for millions of years," paleontologists say.