Collection of original essays, based on seminars given at the Environmental Protection Agency, by leading environmentalists. Contributors include: Kathryn Fuller; Senator Gaylord Nelson; Garrett Hardin; Ben Wattenberg; William Ruckelshaus; David Brower; Jon Rousch; William H Meadows; Ted Turner; Thomas Lovejoy; Amory Lovins; Fred Smith; Jerry D Mahlman; Senator Max Baucus; Vincent Covella; Peter Sandman; Jane Goodall.