“The misuse of forests, grasslands, wild life, and water sources in the United States is the most violent and the most destructive story in the long history of civilization,” says FAIRFIELD OSBORN. Are we to continue on the same dusty, perilous road once traveled to its dead end by other mighty nations? Can we, among other things, tolerate assaults on our public lands at the very time when we are trying to feed the world? President of the New York Zoological Society, Mr. Osborn is leading the drive for conservation on a national scale. His new book, Our Plundered Planet, will be published by Little, Brown this spring.