The Natural Resources Defence Council’s BioGems campaign is dedicated to saving unique wild places throughout the Americas -- places in urgent need of defence from clear and present dangers. Often these BioGems are the last refuge for animals and plants on the verge of extinction or are themselves the only remaining fragment of an ecosystem fast disappearing. They are also places where citizen activism can turn the tide by e-mailing senators, sending online postcards or making a donation.

The Ningaloo is an area of astonishing biodiversity on the west coast of Australia. Save Ningaloo is a campaign to protect this wilderness for all time. The first task is to stop the inappropriate Coral Coast Resort from being built. To support the campaign, you can send an automated letter, buy a T-shirt, order a bumper sticker, donate online, tell a friend about the campaign or send a personal letter to a politician and help to save Ningaloo!

Tour d'Afrique is a 10,500-kilometre bicycle expedition, from Cairo to Cape Town, aimed at raising awareness and funds for sustainable transportation in Africa, and around the world, and for the preservations of African wilderness areas and biodiversity. In a world where air resources and open spaces are being destroyed at exponential rates for the benefit of the automobile, Tour d’Afrique celebrates the alternative -- human powered motion, and you are invited to participate and support the campaign.

The Sierra Club is a non-profit public-interest organization that promotes conservation of the natural environment by influencing public policy decisions. Their mission is to explore, enjoy, and protect the wild places of the earth, to practice and promote the responsible use of the earth's ecosystems and resources, and to educate and enlist humanity to protect and restore the quality of the natural and human environments. You can help by e-mailing or faxing prepared letters to decision makers, volunteering, becoming a member, making a donation, participating in forums or voting in an online poll.

Free The Bears Fund Inc’s mission is to protect, preserve and enrich the lives of bears throughout the world. Through their struggle to liberate captive bears from abuse and maltreatment they also hope to draw attention to the conditions surrounding the people who live along side these bears, and to improve the conditions and quality of life of both the bears and their captors. To assist their mission, you can sponsor a bear, make a donation, or write to officials in China, Cambodia and Thailand, where the majority of captive bears are kept.

WWF's mission is to stop the degradation of the planet's natural environment and to build a future in which humans live in harmony with nature, by conserving the world's biological diversity, ensuring that the use of renewable natural resources is sustainable and promoting the reduction of pollution and wasteful consumption. WWF offers opportunities to become a member, make a donation, buy a gift from the ‘Panda Shop to contribute to WWF funding, tell a friend about the WWF website and use online tools to campaign for change.

The Galapagos Conservation Trust is a UK charity set up to raise funds for, and awareness of, the conservation needs of the Galapagos Islands. As one of the most unique ecological sites in the world and an important historical influence on the Theory of Evolution, it is vital that these islands maintain their healthy ecosystems. You can contribute to this effort at their website, where you can buy gifts, books or clothing online, donate, become a member or work for GCT!

With branches in Australia, Germany, USA, Canada, Denmark, New Zealand, the United Kingdom and the Netherlands, this global organisation aims to promote the protection of animals, to prevent cruelty to animals, and to relieve animal suffering in every part of the world. WSPA also aims to promote humane education programmes to encourage respect for animals and responsible stewardship, and laws and enforcement structures to provide legal protection for animals. You can help WSPA by making a donation or writing a campaign letter.