Perspectives

The Biosphere Is Going Deep

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Science  26 Jul 1996:
Vol. 273, Issue 5274, pp. 448
DOI: 10.1126/science.273.5274.448

Summary

Recent work in Earth system science shows that living organisms have much more of an influence on the composition of solid Earth than had ever been anticipated. Fyfe reviews the results that point to the presence of influential microorganisms several kilometers deep into the solid Earth.

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