Upcoming Deadlines

Range 30 days 3 months 6 months 12 months
Source EU Federal (DE) Schleswig-Holstein Mecklenburg-Vorpommern Lower Saxony Foundation Private US Foundation UK Nordic UN / Multilateral Corporate Impact Investor Philanthropic Network International
Relevance ≥70% ≥50% ≥30%
Topic Aquaculture Biodiversity Blue Economy Capacity Building Circular Economy Climate Coastal Protection Coral Reefs Education Fisheries Marine Conservation Marine Protected Areas Plastic Waste Pollution Recycling & Upcycling Research Seaweed & Algae Waste Management
Mechanism Accelerator Blended Finance Grant Investment Loan / Concessional Finance Prize Technical Assistance
Region Africa Arctic Baltic Sea Global India Mediterranean Nordic / Denmark North Sea Southeast Asia
Audience For Communities / Cooperatives For NGOs For Researchers For Startups
Funder-type Corporate Family Office Foundation Government Impact Investor Multilateral Philanthropic Network Research Council
Reset all

2 fixed deadlines, 11 rolling/open

August 2026

01.08. 74d
Rolex-Explorers Club Grant · The Explorers Club / Rolex · Historically, awards have been given in the amount of $10,000 USD.
For Researchers Foundation Grant Global Biodiversity Marine Conservation Research

December 2026

31.12. 226d
UN SDGs - Strategic Sector Cooperation on Environment (Denmark) · Danish Ministry of Environment and the Danish Environmental Protection Agency · No external grants. Resources consist of Danish authority staff time, expert consultancies, travel, and workshop/seminar costs provided in-kind to partner governments.
Government Technical Assistance Africa India Southeast Asia Biodiversity Capacity Building Circular Economy Climate Pollution Waste Management

Rolling / Open Deadlines

periodic
Whitley Fund for Nature (Whitley Awards) · Whitley Fund for Nature · Annual, applications typically open in autumn for the following spring ceremony; 2026 round now closed (ceremony held 29 April 2026)
For NGOs Foundation Grant Prize Africa Global India Southeast Asia Biodiversity Coastal Protection Fisheries Marine Conservation
periodic
Baltic Sea Action Plan (BSAP) Fund - Nefco · Nefco / Nordic Investment Bank (NIB) — Baltic Sea Action Plan Fund · Annual, next call expected early 2026 (2025 round closed April 18, 2025; results announced February 2026)
For NGOs For Researchers Multilateral Grant Baltic Sea Biodiversity Circular Economy Climate Coastal Protection Fisheries Marine Conservation Plastic Waste Pollution Research Waste Management
periodic
The Earthshot Prize · The Earthshot Prize · Annual, typically awards ceremony in November
Foundation Prize Global Biodiversity Climate Marine Conservation Plastic Waste Waste Management
Rolling
Adaptation Fund - Nature-Based Solutions for Coastal Adaptation · Adaptation Fund · Rolling basis
Multilateral Grant Africa Global India Southeast Asia Biodiversity Climate Coastal Protection Marine Conservation
Rolling
Experiment.com Ocean Solutions Fund · Experiment.com / Ocean Solutions Fund · Rolling basis
For Researchers Philanthropic Network Grant Global Biodiversity Coral Reefs Marine Conservation Plastic Waste Pollution Research
Rolling
Schmidt Ocean Institute - Research Vessel & Grant Program · Schmidt Ocean Institute · Rolling basis
Foundation Technical Assistance Global Biodiversity Blue Economy Marine Conservation Research
Rolling
Earthwatch Institute - Ocean Ecosystems Research Grants · Earthwatch Institute · Rolling basis
For Researchers Foundation Grant Global Biodiversity Marine Conservation Research
Rolling
The Ocean Foundation Grantmaking · The Ocean Foundation · Rolling basis (Letters of Inquiry reviewed quarterly; full proposals by invitation only)
For NGOs Foundation Grant Global Biodiversity Capacity Building Coastal Protection Education Marine Conservation Marine Protected Areas
periodic
OCEAN Grant Programme UK - Marine Community Grants · UK Blue Planet Fund / OCEAN Grants Programme (administered by NIRAS) · Round 2 application window is now closed. Future rounds expected; sign up to mailing list for updates. Programme runs until 2029.
For NGOs Government Grant Africa Global India Southeast Asia Biodiversity Coastal Protection Fisheries Marine Conservation Plastic Waste Pollution
periodic
Rolex Awards for Enterprise - Environment and Exploration · Rolex · Unknown
Corporate Prize Global Biodiversity Marine Conservation
periodic
Blue Action Fund Grant Programme · Blue Action Fund · Upcoming call planned Q2/2026 (Mangroves, Blue Carbon Markets and 30x30 in Indonesia, Philippines, Vietnam and India). No currently open call as of May 2026.
For NGOs Foundation Grant Africa India Southeast Asia Biodiversity Coastal Protection Marine Conservation Marine Protected Areas