Biodiversity: wildlife in trouble by Edward O. Wilson.|What's this biodiversity and what's it done for us today by Norman Myers.|Deforestation in the tropics by Robert C. Repetto.|Biodiversity and human health by Francesca T. Grifo.|Biodiversity: what it is and why we need it by Paul R. Ehrich and Simon A. Levin.|Hot spots by David Ehrenfeld.|Case studies: Restoration of the Elwha River by dam removal, New York City; The green guerrillas, New York City.|Profile: Abebe Getahun.|Profile: Machael Balick.|What have we lost, what are we losing? by Peter H. Raven.|Chemical prospecting: the new natural history by Thomas Eisner.|Prehistoric extinctions and ecological changes on oceanic islands by Helen F. James.|Case studies: The Belize ethnobotany reserve project; St. Lucia parrot recovery.|Profile: Dolores R. Santoliquido.|Evolution, extinction, and humanity's place in nature by Niles Eldridge.|The 40,000-year plague: humans, hyperdisease, and first-contact extinctions by Ross D. E. MacPhee and Preston A. Marx.|Brown-eyed, milk-giving...and extinct: losing mammals since A.D. 1500 by Ross D. E. MacPhee and Clare Flemming.|Profile: Clare Flemming.|The new geologic force: man by Fairfield Osburn.|Introductions to "Thompson's Ice Corps";"Nest Gains, Nest Losses"; "Hormonal Sabatoge" by Kefyn M. Catley.|Thompson's ice corps by Mark Bowen.|Nest gains, nest losses by Scott K. Robinson.|Hormonal sabatoge by Theo Colborn, Dianne Dumanoski, and John Peterson Myers.|Case studies: Reefs in crisis by Barbie Bischof; Lake Victoria by Melanie L. J. Stiassny; and The Audubon Guide to seafood by Carl Safina.|Profile: Jaime A. Pinkham.|Conservation biology and wildlife management in America: A historical perspective by Curt Meine.|Managing the Biosphere: The essential role of systematic biology by Joel Cracraft.|How to grow a wildland: the gardenification of nature by Daniel H. Janzen.|The economic value of earth's resources by Graciela Chichilnisky.|Strategies and solutions: mapping the biodiversity by Prashant M. Hedao.|Community-based approaches for combining conservation and development by Nick Salafsky.|No free lunch in the rainforest by Charles M. Peters.|Wilderness Preservation Act, U.S.A.; Humpback whale conservation genetics project, Madagascar; and Jaguars by Alan Rabinowitz.|Profiles: Jane Goodall, Amy Vedder, Kenvin Browngoehl, Penelope Bodry-Sanders.