Bridge 2 Sri Lanka
http://www.bridge2srilanka.com/ - Organises various medical, livelihood and housing projects in impoverished areas of Sri Lanka.
Federation for Wildlife Conservation
http://www.wildfed.org/ - Set up to conserve biodiversity and related ecosystem services.
Cultural Survival Trust
http://www.culturalsurvivaltrust.org/ - Helps indigenous people and traditional communities articulate, document and disseminate their age-old traditions of ecological and cultural wisdom.