A non-profit organization with the goal of recording a complete inventory of all species on Earth within 25 years.

Information on Rare, Threatened and Endangered Mammals - Biology, ecology, habitat, and status of rare, threatened and endangered species of mammals and information on their native countries: biodiversity, ecosystems, population, and land use.

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

Personally maintained website with information and links about several aspects of biodiversity: biological, ecological, physical, chemical, social (e.g., population growth), economical and juridical. Some links in Dutch language or of particular relevance to Netherlands.

Biological diversity: theory, patterns, ecological zones, species distributions, conservation issues, and legislation, with an emphasis on Canada. Bilingual: english/français.

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.

Supports international conservation activities. Documents on methodology, working with NGOs, governments, communities; news, publications, photo gallery.

The Global Diversity Foundation documents, monitors and promotes agricultural, biological and cultural diversity around the world, particularly through training and research.

Project to provide indexing and links for all known species as the baseline dataset for studies of global biodiversity.