Green Guerillas
Nonprofit organization helping grassroots groups in New York City to establish and maintain community gardens. Information, ongoing projects, success stories.

Natural Resources Protective Association (NRPA)
Dedicated to the protection of the marine waters of Raritan Bay, Lower New York Bay, and the NY Bight marine ecosystems. Provides information about issues and activities.

New York Restoration Project
Founded by Bette Midler, works to create and restore parks and community gardens. Includes before and after photographs, maps to gardens, special events, details of programs and ways to donate or volunteer.

The City Naturalist
Photographs of the plants and animals of New York City's Central Park, Riverside Park and Hudson River and descriptions of the habitat,reproduction and value of these living organisms.