buffalo hunters who wasted more than they took. But the record shows an abid- ing, if somewhat erratic, public concern for the well-being of the American environment. Since 1970, the country has been en-gaged in an unprecedented effort to clean up its air and water, as the chart indicates. And of late, there has been a revival of the turn-of-the-century notion that natural resources are not limitless. Here, conservationist J. Clarence Davies I11 sketches the historical antecedents of the present...