Since the days when John Muir walked across its campus, there has been a keen interest in the environment at the University of Wisconsin at Madison. The Center for Sustainability and the Global Environment keeps this...

The Patuxent Wildlife Research Center has placed online this entire (1996) textbook entitled Cranes: Their Biology, Husbandry, and Conservation. Edited by David Ellis, George Gee, and Claire Mirande, the textbook...

Earthwatch offers its members the opportunity to work with field scientists in nine areas of sponsored research all over the world: Archaeology, Biodiversity, Conservation Research Initiatives, Cultural Diversity,...

Ecotourism company that provides learning expeditions that focus on the culture and natural ecology of Costa Rica for teachers and their students (with 10 students, teachers go free), or teacher-only study tours for...

U.S. Code Title 16, Chapter 35 -- Endangered Species for protection of threatened fish, wildlife and plants, provided through the Cornell Law School Legal Information Institute.