Download e-book for iPad: Biodiversity (Papers from the 1st National Forum on by Edward O. Wilson, Frances M. Peter

By Edward O. Wilson, Frances M. Peter

This significant publication for scientists and nonscientists alike calls awareness to a so much pressing worldwide challenge: the swiftly accelerating lack of plant and animal species to expanding human inhabitants strain and the calls for of financial improvement. in response to an important convention backed by way of the nationwide Academy of Sciences and the Smithsonian establishment, "Biodiversity" creates a scientific framework for examining the matter and looking for attainable options.

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Additional info for Biodiversity (Papers from the 1st National Forum on Biodiversity, September 1986, Washington, D.C.)

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Page breaks are true to the original; line lengths, word breaks, heading styles, and other typesetting-specific formatting, however, cannot be retained, and some typographic errors may have been accidentally inserted. Please use the print version of this publication as the authoritative version for attribution. html TROPICAL FORESTS AND THEIR SPECIES 31 concentrations of species with exceptional levels of endemism and that face exceptional threat of depletion, whether quantitative or qualitative.

S. Department of State. 1985. Humid Tropical Forests: AID Policy and Guidance. S. Department of State Memorandum. C. 3 pp. Van Valen, L. 1973. A new evolutionary law. Evol. Ther. 1:1–30. O. 1979. The composition of avian communities in remanescent woodlots in southern Brazil. Papeis Avulsos Zool. 33:1–25. O. 1971. The Insect Societies. Belknap Press of Harvard University Press, Cambridge, Mass. 548 pp. O. 1984. Biophilia. Harvard University Press, Cambridge, Mass. 176 pp. O. 1985a. The biological diversity crisis: A challenge to science.

The critical factor lies with the likely loss of key environments. Not only do we appear ready to lose most if not virtually all tropical forests, but there is also progressive depletion of coral reefs, wetlands, estuaries, and other biotopes with exceptional biodiversity. These environments have served in the past as preeminent power-houses of evolution, in that they have supported the emergence of more species than have other environments. Virtually every major group of vertebrates and many other large categories of animals have originated in spacious zones with warm, equable climates, notably tropical forests.

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