Outlines what biodiversity is, and the three levels at which it is usually defined: genetic, species and ecosystem.

Presents answers to common questions about biodiversity.

Introductory documents on understanding and conserving biodiversity.

Background papers from the World Resources Institute on social and political dimensions of environmental policy-making.

Overview and definitions.

International collaborative project with the goal of providing accurate scientific information and predictive models of the status of biodiversity and sustainability of the use of the Earth's biotic resources, and to build a world-wide capacity for the science of biodiversity.

The Canadian Museum of Nature's quarterly magazine. Covered Canadian and international biodiversity news in science, politics, education, community and individual initiatives between 1991 and 1999.

What is biodiversity, what threatens it, why is it important, and what are ecologists doing to better understand it? From Ecological Society of America. [PDF file]

Interactive maps of biodiversity and human impacts from the UNEP World Conservation Monitoring Centre.

Comprehensive information on 25 of the world's biologically richest and most threatened ecosystems.