This is a guide to organizations worldwide concerned with conservation and natural resources. The directory features descriptions of over 2600 organizations in over 200 countries, profiles of over 170 intergovernmental agencies and UN programmes, descriptions of over 400 international NGOs, over 2000 national government and non-governmental organizations, full addresses and contact numbers, and a bibliography of data sources.

A reference and sourcebook to the organizations involved in environmental and resource conservation in all parts of the world and to their activities. It describes over 2000 organizations and programmes in over 200 countries, providing access to sources of information, expertise and action. A user's guide identifies who is doing what in over 50 areas, such as air quality, environmental economics, toxic materials and wildlife. There are also regional overviews, detailed analyses of the UN system, over 250 intergovernmental agencies, over 400 international NGOs, and over 1500 national organizations with full country and area listings, plus indices, a glossary and a list of landmark events.