• Private Independent Foundations

• 820.

The Research Charitable Land Conservation Trust

The Research Charitable Land Conservation Trust Preserving and restoring a part of Long Islands ecological heritage in Cove Neck New York.

PINEY CREEK WATERSHED ASSOCIATION INC

Our mission is to preserve, protect and improve the waters within the Piney Creek Watershed.

• Environmental Beautification

• 822.

Keep Oklahoma Beautiful

Empowering Oklahomans to keep the state clean, enhance its natural beauty, and sustain a healthy environment.

• Human Services - Multipurpose & Other N.E.C.

• 823.

Seeds of Harmony Inc

We achieve our mission by empowering our tribal communities to practice and maintain a sustainable and healthy way of life while learning from and teaching about our local ecosystems as well as fostering respect and care for our watersheds.

• Energy Resources Conservation & Development

• 824.

Sierra Club

We are America's largest and oldest grassroots environmental organization The purposes of the Sierra Club are to explore, enjoy, and protect the wild places of the earth; to practice and promote the responsible use of the earth's ecosystems and resources; to educate and enlist humanity to protect and restore the quality of the natural and human environment; and to use all lawful means to carry out these objectives.

• Science, General (includes Interdisciplinary Scientific Activities)

• 825.

Landweb Inc

PROVIDE LANDSCAPE FEEDBACK FROM ON-FARM ENVIRONMENTAL DATA TO SUPPORT LAND MANAGERS IN HEALING OUR WATERSHED HOMES.

• Historical Societies and Related Activities

• 826.

Coronado National Forest Heritage Society

Our goal is to preserve and explore the regions rich historical, prehistoric, and archaeological sites, fostering a deeper understanding of these cultural resources for future generations.

Stewards of the Coast and Redwoods

Promotes education, preservation and restoration of the natural and cultural resources of Russian River area state parks in partnership with the California Department of Parks and Recreation through interpretation and public stewardship volunteer programs.

• Professional Societies & Associations

• 828.

CALIFORNIA SOCIETY FOR ECOLOGICAL RESTORATION

SERCAL is an NPO advancing the science, art, and practice of restoring native California habitats.