Last updated June 15, 2026
There are currently 2,103 active environmental grants in Grantable's free grants database, drawn from state and foundation sources and updated daily.
Environmental grants fund a wide range of work, from pollution reduction and climate resilience to habitat restoration and community stewardship. Major federal sources include the U.S. Environmental Protection Agency (EPA), the USDA Natural Resources Conservation Service (NRCS), and the U.S. Fish & Wildlife Service, while private funders such as the National Fish and Wildlife Foundation (NFWF) and family and community foundations support nonprofit-led efforts. Eligible applicants typically include nonprofits, tribes, schools, and state and local governments.
Indian River Lagoon Water Quality Improvement Grant Status: ACTIVE Funder: Florida Department of Environmental Protection Last Updated: July 09, 2025 Summary The Indian River Lagoon Water Quality…
Indiana Community Recycling Grant Program Status: ACTIVE Funder: Indiana Department of Environmental Management (IDEM) Amount: US $1,000 - US $100,000 Last Updated: August 18, 2025 Summary The…
Industrial Sites Reuse Grant Program Status: ACTIVE Funder: Pennsylvania Department of Community and Economic Development Amount: Up to US $1,000,000 Last Updated: February 12, 2026 Summary The…
Industrial Training and Assessment Center (ITAC) Implementation Grants The U.S. Department of Energy's (DOE) Industrial Training & Assessment Centers Program – formerly known as the Industrial…
Inland Wetlands Conservation The Inland Wetlands Conservation Program (IWCP) was created to assist the Central Valley Joint Venture (CVJV) in its mission is to protect, restore, and enhance wetlands…
Overview _NOTE: There is not currently an IFNF Request for Proposals._ Program Summary The Innovative Finance for National Forests (IFNF) grant program supports the development and implementation of…
Overview Scranton Area Community Foundation The Scranton Area Community Foundation makes grants to foster good ideas that have the potential to strengthen our community and enrich the lives of the…
Innovative Livestock Waste Management Funder: NC Foundation for Soil and Water Conservation Program Status: Active Funding Source: USDA-NRCS Conservation Innovation Grant Award Date: 2022 (nationally…
Innovative Technology Funding A partnership between Maryland DNR, the University of Maryland to provide research & development funding to University staff, and seed capital monies to develop new…
Institute for Healthy Air, Water and Soil Research Grant - Invasive Plant Management Study Funder: Institute for Healthy Air, Water and Soil Program Background: Pioneering research study to…
Overview _Note: Important Note: Tinker will open one grantmaking cycle in 2025. We have decided to offer only one cycle for LOIs in 2025. This cycle will open in mid-January, with awards made in…
International Ecology Institute - International Ecology Institute (ECI) Prize Grant Status: ACTIVE Funder: Inter-Research Science Publisher Amount: €6,000 Last Updated: July 30, 2024 Summary The…
International Ecology Institute - International Recognition of Professional Excellence (IRPE) Prize Grant Status: ACTIVE Funder: Inter-Research Science Publisher Amount: €3,000 Last Updated: August…
Invasive Carp Management Control in IL Waterway GLRI (FY25) To provide technical and financial assistance to implement the highest priority actions in order to protect and restore the Great Lakes.…
Invasive Plant Grant (IPG) Program Status: ACTIVE Funder: State of Arizona Amount: US $50,000 - US $200,000 Last Updated: June 30, 2025 Summary The Invasive Plant Grant (IPG) Program aims to combat…
Invasive/Noxious Plants Grant Status: ACTIVE Funder: New Mexico Energy, Minerals and Natural Resources Department (EMNRD) Amount: US $5,000 - US $40,000 Last Updated: September 14, 2025 Summary The…
Investigating Site Contamination Program (ISCP) Department of Toxic Substances Control's (DTSC) ISCP offers loans to eligible applicants, including governmental entities, private businesses,…
IowaDNR: ATV Trail Grant Program Status: ACTIVE Funder: Iowa Department of Natural Resources Last Updated: October 08, 2025 Summary The Iowa Department of Natural Resources (DNR) administers the ATV…
IPM Partnership Grants Status: ACTIVE Funder: Northeastern Integrated Pest Management Center Amount: Up to US $40,000 Last Updated: October 20, 2025 Summary The IPM Partnership Grants program,…
Iroquois’ Community Grant Program Status: ACTIVE Funder: Iroquois Gas Transmission System Amount: US $2,500 - US $10,000 Last Updated: March 16, 2026 Summary The Iroquois Community Grant Program,…
Funding spans pollution prevention, climate and energy, conservation, water quality, environmental justice, and education. Federal agencies like the EPA and USDA run competitive grant programs, and many flow through intermediaries such as the National Fish and Wildlife Foundation. Most programs fund specific project work rather than general operating costs, so it helps to match your project to a program's stated priorities.
Federal agencies including the EPA, USDA/NRCS, the U.S. Fish & Wildlife Service, NOAA, and the U.S. Forest Service are core public funders. On the private side, the National Fish and Wildlife Foundation is one of the largest conservation grantmakers, and national, regional, and community foundations also support environmental causes. State environmental agencies frequently re-grant federal dollars as well.
Start by defining your project scope, geography, and the population or ecosystem you serve, then search federal opportunities on Grants.gov alongside foundation databases. Read each funder's eligibility and priority areas closely before applying, since environmental programs are often narrowly targeted. Aligning your proposal to a funder's specific goals is usually more effective than applying broadly.