A directory of Indiana environmental organizations.

ACRES Land Trust
Northeast Indiana
Protecting Land. Forever.

Amos Butler Audubon Society
Indianapolis and surrounding area
Promoting the enjoyment and stewardship of the birds of Central Indiana

Central Indiana Land Trust
Saving Nature, Awakening Wonder

Cope Environmental Center
Our mission is to promote the sustainable use of the Earth’s resources through education, demonstration, and research.

Dunes Calumet Audubon Society
Promoting birding through education, conservation, and scientific research for the betterment of Northwest Indiana natural habitats.

Hoosier Environmental Council
All. Together. Now.

Indiana Forest Alliance
Dedicated to the long-term health and well-being of Indiana’s native forests.

Nature Conservancy
Protecting great places in the Hoosier State.

NICHES Land Trust
Lafayette and surrounding area
Improve the quality of all life by preserving the land, air and water in West-Central Indiana.

Oak Heritage Conservancy
Preserving, protecting, and conserving land and water resources that have special natural, agricultural, scenic, or cultural significance.

Red-tail Land Conservancy
Muncie and surrounding area
Protecting and connecting habitats where wildlife and people thrive together.

Sassafras Audubon Society
Bloomington and surrounding area
A community for education and conservation.

Shirley Heinze Land Trust
Northwest Indiana
Preserves and protects natural lands and waters in northwestern Indiana, engaging people in nature and conservation.

Stockbridge Audubon Society
Fort Wayne and surrounding area
Conserving and restoring natural ecosystems, focusing on birds, other wildlife, and their habitats for the benefit of humanity and the earth’s biological diversity. 

Sycamore Audubon Society
Lafayette and surrounding area
Defending our natural environment.

Sycamore Land Trust
Bloomington and surrounding area
Protecting land, restoring habitat, and connecting people to nature in southern Indiana since 1990.

Valley Watch
Protecting the public health and environment of the lower Ohio Valley.