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Howard Abrams
Catch the theory that mass extinctions may be caused by algae? - http://www.sciencedaily.com/release...
The idea is that 65 mya, active volcanoes may have heated the planet a little bit, which helped create algae blooms, and the toxic algae may have played havoc with the food chain. This sick planet was then hit by a big rock... - Howard Abrams from Bookmarklet