Teaching Responsible Earth Education (T.R.E.E.) is a nonprofit organization that provides hands-on life science earth education programs to children, parents and teachers in the New Orleans area. T.R.E.E. immerses children in an outdoor environment where they are engaged in exciting activities that teach them how the natural processes on the Earth work, including energy flow from the Sun, photosynthesis, air cycle, water cycle, soil cycle, interrelationships, communities, and adaptation. Currently, T.R.E.E. offers three programs that serve 4th through 8th grade students: Earthkeepers, Sunship Earth, and Sunship I.

Environmental Education Center and Nature Museum located in the heart of the 40-acre White Memorial Foundation in Litchfield Connecticut.

Earth Education. - the world's alternative to agency- and industry-sponsored supplemental environmental education.

A public/private partnership whose goal is to promote stewardship of our environment in general and Florida ecosystems in particular.

The Catalina Environmental Leadership Program is a residential environmental and outdoor education program for students in grades four through twelve. The program combines the experience and creative efforts of two established organizations, Catalina Island Camps and Ocean Futures Society, led by Jean-Michel Cousteau, who have formed a partnership to provide unique learning opportunities for people of all ages.

The Eden Project - The Living Theatre of Plants and People. The Eden Project takes a fresh look at our world and our place in it, explores positive futures and shows what can be achieved when people work together. Based in Cornwall, England.

Clearwater conducts environmental education, advocacy programs and celebrations to protect the Hudson River, its tributaries and related bodies of water.

Minnesota's first residential environmental education center. LLCC's mission is to promote wise use of natural resources and foster proper conservation citizenship by making student's aware of the interdependence of humans and the environment.

Shielding Tree Nature Center was formed to offer the community the opportunity to develop a personal relationship with nature. Our programs and activities are for families, individuals, schools, clubs, and organizations - for everyone.

The Montana Natural History Center, a non-profit located in Missoula, Montana, promotes and cultivates the appreciation, understanding and stewardship of nature through education.