The survival of the Earth's biological resources is under threat from rapidly expanding human populations that are degrading the environment at an accelerating

Global Biodiversity is the most comprehensive compendium of conservation information ever published. It provides the first systematic report on the status, dist

The number of species found at a given point on the planet varies by orders of magnitude, yet large-scale gradients in biodiversity appear to follow some very g

The rate of extinction of biological species is greater today than at any time in the last 65 million years. Some predict that if this rate continues, two-third

Climatic change, conservation biology