Nonprofit organization attempting to catalog every living species on earth within one generation. Includes links to resources and articles.

Calling attention to vital areas for biodiversity that are bound to become the target of destructive activities.

A nonprofit organization using science, economics, policy, and community involvement to promote biodiversity conservation in rain forests and other ecosystems worldwide.

International convention on biological diversity. Includes an extensive clearinghouse of information.

Working to enumerate all known species of organisms on Earth (animals, plants, fungi, and microbes) as the baseline dataset for studies of global biodiversity.