Environment: Model Man

"The U.S.," says Zoologist Kenneth E.F. Watt of the University of California at Davis, "is plunging into the future without any planning worthy of the name." He has a vision of what the results of that plunge may be: the seething, hungry masses in Calcutta "give us an idea of what the world will look like when it is really breaking down." Right or wrong, Watt demands special respect. Backing up his gloomiest predictions are an interdisciplinary team of busy scientists and a bank of whirring computers.

Watt terms himself a "systems ecologist," one...

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