Organizations

Brathay Exploration Group
Cedam International
Centre for Alternative Technology
Earthwatch Institute
The Ecovolunteer Network
Global Service Corps
LIPU-Lega Italiana Protezione Uccelli (Italian League for the Protection of Birds)
Oceanic Society Expeditions
Raleigh International
San Gorgonio Wilderness Association (SGWA) (California)
Student Conservation Association, Inc.
Trekforce Expeditions
Volunteers for Outdoor Colorado (VOC)

Projects

Asian Conservation Awareness Programme
Black Rhino, Zimbabwe
Cape Tribulation Tropical Research Station
Costa Rica Eco-Service Project (Global Service Corps)
Dolphinlab (Dolphin Research Center)
Fiordland Research (Fiordland Ecology Holidays)
Friends of the Sea Otter
Gibbon Rehabilitation Project, Thailand
Greenforce
The Snow Leopard Conservancy
Long Point Bird Observatory
Manga Del Mar Menor Restoration and Research Project, Spain
The Monkey Sanctuary
Nags Head Dolphin Watch
The Oceania Research Project
Przewalski Horse Reintroduction Project, Mongolia
Rhino Rescue Project, Swaziland
Hebridean Whale and Dolphin Trust
Sierra Leone Chimpanzee Rehabilitation Program
Skaftafell National Park, Iceland
Project Tiger Reserves, India
Wild Dolphin Societies