Environmental Careers Organization Promoting careers in the environment, specializing in paid internships, career counseling, employment resources, conferences, and job listings. http://www.eco.org/
Society of Environmental Toxicology and Chemistry (SETAC) Independent, nonprofit professional society that provides a forum for individuals and institutions engaged in the study of environmental issues, education and research and development. http://www.setac.org/
The National Environmental Trust Nonprofit, non-partisan membership group established in 1994 to inform citizens about environmental problems and how they affect our health and quality of life. http://www.environet.policy.net/