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Peter Ward——物种大灭绝
1,193,419 views
|
Peter Ward |
TED2008
• February 2008
Read transcript
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。
environment
science
disease
history
space
dinosaurs
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