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WFD

W Ford Doolittle

Professor, Dalhousie University

W Ford Doolittle is professor in biochemistry and molecular biology at Dalhousie University in Canada.

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Written by W Ford Doolittle

Underwater photo of water lilies with red leaves and long stems, viewed from below, in clear blue-green water with aquatic plants.

essay

Biology

Is the Earth an organism?

The Gaia hypothesis states that our biosphere is evolving. Once sceptical, some prominent biologists are beginning to agree

W Ford Doolittle