In just over 30 years, the Endangered Species Act has saved hundreds of plants and animals from extinction. Now Congress wants to revise the law, and scientists aren't happy.
John Nielsen, author of Condor: To the Brink and Back—The Life and Times of One Giant Bird; environment correspondent
J. Michael Scott, co-editor, The Endangered Species Act At Thirty: Renewing the Conservation Promise; senior scientist, Biological Resources Division
U.S. Geological Survey, professor of wildlife biology at the University of Idaho; leader, Idaho Cooperative Fish and Wildlife Research Unit