Looking for a concise, affordable environmental science text that emphasizes modern environmental thought? The Age of Environmentalism is just that. The value-priced text features the work of such environmental leaders as Rachel Carson, Paul Ehrlich, and Barry Commoner. It also relates the work of these modern authors back to such early environmental philosophers as Malthus, Thoreau, Muir, and Leopold. This book clearly and simply explains environmental theories from such fields as economics, philosophy, and physics.