| A Rocha: Conservation organization with Christian religious orientation. |
| Alliance for Zero Extinction: Initiative led by a group of biodiversity conservation organizations to identify and protect the last remaining habitats for the world's most endangered species. |
| Asianwildlife Consultancy: Aims to improve zoological and wildlife management standards across the globe. Includes conservation program information, details of wildlife park development and other services offered, news, articles, pictures and a video gallery. |
| Center for Ecosystem Survival: USA Non-profit organization raising funds for international conservation projects. |
| Earth Preservation Fund: Supports international community-based projects focused on environmental conservation, cultural preservation, and public health through a partnership with ecotourism. |
| Earthwave Society: Provides information and education on biodiversity, conservation practices, and utilization of natural resources. |
| EIA - The Environmental Investigation Agency: An independent, international campaigning organisation committed to investigating and exposing environmental crime. |
| Endangered Creatures Habitats and Organisms (ECHO) Fund: Provides information, news, and resources for the preservation of wildlife. Includes articles about threatened species and habitats, a newsletter, and opportunities to volunteer. |
| Environmental Commons: Aims to provide information, analysis, and educational materials for the public, and to support democratic involvement in the preservation and recovery of biological resources. Includes sections on biodiversity, genetically modified organisms (GMOs), and donations. |
| Global Conservation: A donation platform for conservation projects. Includes news, features, educational material, forum and links to related sites. |
| Greenforce: Environmental expeditions and marine surveys details for volunteers. |
| Save Our Seas Foundation: Promotes awareness, protection, preservation and conservation of the global marine environment. |
| The Aldo Leopold Foundation: A USA based organization promoting an ethical relationship between people and land. |
| The Nature Conservancy: USA organization working to protect endangered species and ecosystems through land acquisition and research. |
| WildCRU Wildlife Conservation Research Unit: Oxford University group develops practical solutions to conservation problems through research, implementation, education and local public involvement. Includes support and donation details. |
| World Sturgeon Conservation Society (WSCS): Aims to act as an international forum for scientific discussion about the protection of the species and habitat. Includes news, details of conferences and publications, discussion board, global data bank, and links to related sites. |
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