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Peter Ward:
Peter Ward——物种大灭绝

TED2008 · 19:41 · Filmed Feb 2008
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小行星撞击得到了全部关注。但是《美狄亚假说》的作者Peter Ward认为地球上物种大灭绝是由低等细菌引起的。罪魁祸首是一种叫做硫化氢的有毒物质,在医学上,它可能会成为一种有趣的应用。

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Paleontologist
Peter D. Ward studies life on Earth — where it came from, how it might end, and how utterly rare it might be. Full bio

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