• Historical Societies and Related Activities

• 325.

West River History Conference

33nd annual West River History Conference October 13 2025 Location Historic 1876 Deadwood Historic 1876 Deadwood LIVING the PAST.

• Land Resources Conservation

• 326.

Colebrook Land Conservancy Inc

Organized in 1986, The Colebrook Land Conservancy, Inc.

Burroughs Audubon Nature Club

We are an association for the promotion and public education of science and particularly to study and promote the study of ornithology, botany, and entomology and to study nature in general and in connection therewith to raise plants, flowers, trees, and to attract and care for birds.

HARRIS CENTER FOR CONSERVATION EDUCATION INC

Celebrating 50 years and counting of connecting people and nature in the Monadnock Region.

• Community Foundations

• 329.

South Dakota Community Foundation

Bringing philanthropy to life for a stronger South Dakota.

• Single Organization Support

• 330.

Friends of Beaver Creek Reserve Inc

Beaver Creek Reserve is an environmental education nature facility that is open year-round.

BOONE AND CROCKETT CLUB FOUNDATION INC

Oldest wildlife conservation organization in North America – founded in 1887 by Theodore Roosevelt and George Bird Grinnell.

• Environmental Quality Protection and Beautification N.E.C.

• 332.

PROTECT THE ADIRONDACKS INC

Protect the Adirondacks' mission is to preserve the Park’s wild character for current and future generations through a combination of advocacy, grassroots organizing, independent public oversight, research, education, and legal action.

• Water Resource, Wetlands Conservation & Management

• 333.

SAGELAND COLLABORATIVE

Science in service of wildlife and wildlands Sageland Collaborative is a 501(c)(3) nonprofit that provides technical support, scientific research, and GIS (computer mapping) analyses to land managers and other conservation partners.