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A Better Atmosphere for Life

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Science  17 Jun 2005:
Vol. 308, Issue 5729, pp. 1732
DOI: 10.1126/science.308.5729.1732

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Summary

Thirty years ago, geochemists took away the primordial soup that biologists thought they needed to cook up the first life on Earth. Now, some atmospheric chemists are trying to give it back.