Download or read book American Environmental Heroes written by Phyllis M. Stanley and published by . This book was released on 1996 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: For the past two centuries, American men and women from many fields of study have worked to preserve and protect our natural environment. From the activists who helped to institute our national park system to the scientists who warned the public about the dangers of toxic dumping, this collective biography commemorates the lives of those who strove to preserve this planet for future generations. Includes profiles of Henry David Thoreau, John Muir, Ellen Swallow Richards, George Washington Carver, Aldo Leopold, Rachel Carson, David Brower, Barry Commoner, Sylvia Earle, and Frances Moore Lappe.