Sustaining the variety of life.

Offers a look at how to sustain biodiversity. Report that the coastal forests of Brazil hold the largest number of species at risk of extinction in the Americas; Depletion of the major fish populations worldwide; Increase of endangered and extinct species; Report that areas that have the most extinction include almost all species on islands, mammals in Australia, plants in the southern tip of Africa, and freshwater fish in the Mississippi Basin and East African Lakes; Degradation of tropical forests that hold the most endangered species; Discussion of how to protect areas in developing countries; Importance of alternatives to logging in developing countries; Reference to the book "Perverse Subsidies," by Norman Myers and Jennifer Kent; Uses of the Kyoto carbon-trading system in developing countries; Benefits of ecotourism. INSET: THE LAWS OF BIOGEOGRAPHY.