Is Life on Earth Killing Us?

September 1, 2009 1:10 p.m.

Is life toxic? Award-winning paleontologist Peter Ward thinks it is and has put forth a provocative theory about the unhealthy relationship between humans and other life forms and the planet in his new book The Medea Hypothesis: Is Life on Earth Ultimately Self-Destructive?

Related Story: Is Life on Earth Killing Us?

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