Guides and Directories

Big Volcano Ecotourism Resource Centre - A directory with worldwide links about ecotourism practice, ecologically sustainable development and general tourism and travel best practice management.

Earthfoot's Ecotour Posterboard - Provides worldwide links to local guides for personalised eco-tour experiences.

Eco Tour - Directory of ecotour operators with search by country or keyword.

Ecoturismolatino - Guide to protected areas in Latin America, with suggested itineraries and contact information. [English and Spanish]

Planeta.com - Virtual library archiving articles about ecotourism and conservation. Includes contacts and bibliographies.

Responsibletravel.com - Lists eco-friendly holidays with search by country and activity, and links to individual operators.