Commentary
Environmentalism became a national priority in the 1970s, and not a moment too soon. In California, for example, the legendary smog of the Los Angeles Basin was matched by barely breathable air in the Santa Clara Valley up north. The entire southern end of the San Francisco Bay was on track to be filled in with homes and industrial parks, and the magnificent California condor was about to go extinct. On land, over water, and in the air, the footprint of civilization was stomping away, heedless of its environmental impact. Something had to be done.
