Check out this guide to participating in adventure travel and showing respect for fragile environments and communities.

Tour operator offers international destinations and specializes in eco-travel, backpacking trips and wildlife-viewing safaris.

Features an interview with the president of the International Ecotourism Society about the ethics of ecotourism.

Find a trip by destination or activity from this international tour operator, including diving, bird-watching, or snow sports.

Contains guides to top ecotourism destinations, plus articles on eco-friendly travel.

Earthwatch Institute promotes natural conservation and does so by offering expeditions to witness wildlife and nature as part of projects.

Find ecotourism resources including eco-friendly accommodations and travel advice. Also home of the ecotourism Web ring.

Resource for park agencies, students, and ecotourists offers topical information, a jobs listing, and conference details.

Large ecotourism directory that provides maps, news, translations and details of flights and lodging. Take a quiz and use the links.

Search for study, teach, volunteer, jobs, internships, ecology or adventure travel on this directory.

Two journalists travel the globe collecting inspirational stories of an ecological nature. Read articles and consult a map of their journey.

Tour operator takes travelers on treks in the Eastern Himalayas, Western Himalayas and Northern India. Check out eco adventures and tribal tours.

Provides nature and cultural expeditions to Africa, the Americas, Antarctica, Asia, and the Pacific. Use search tools for details.

Maintained by the Foundation for the Conservation of Nature International. Find out about ecotourism, volunteering, education, and conferences.

Provides courses in many outdoor disciplines with a focus on safety and environmental protection. Search courses and order catalogs.

Resource for the ecotourism industry features articles, news, case studies and company profiles. Includes a business-to-business directory.