Civilization is more and more intruding on the esthetic and recreational resources of the National Park System. Increased attention must be paid to controlling noise, pollution, and even the effects of urban lighting which detract from the enjoyment of the parks. (RE)

The origins and activities of various private environmental organizations in preserving, conserving and maintaining our natural resources are highlighted. (MR)

The development and present activities of nine environmental groups are discussed. Groups included are the National Audubon Society, Sierra Club, American Forestry Association, National Parks and Conservation Association, Wilderness Society, Izaak Walton League, National Wildlife Federation, Friends of the Earth, and Defenders of Wildlife. (MR)

Traces the progress of environmental education and discusses its role in enhancing the quality of life on our planet. Describes several initiatives aimed at deepening environmental awareness among all Americans and enhancing participation in solving environmental problems. (JRH)