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
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2 fixed deadlines, 20 rolling/open

April 2026

08.04. 19d left
Wellcome Climate Impacts Awards 2026 · Wellcome Trust · Up to £2.5 million per award
For NGOs Foundation Grant Global Capacity Building Climate Research
25.04. 36d
Katapult Africa Accelerator 2026 · Katapult Africa · Capital support up to $500,000, combined with mentorship and network access
For Startups Impact Investor Accelerator Investment Africa Blue Economy Circular Economy Climate Plastic Waste Waste Management

Rolling / Open Deadlines

Rolling
New Plastics Economy Global Commitment - Ellen MacArthur Foundation · Ellen MacArthur Foundation (with UN Environment Programme) · 12-month enrollment window currently open (exact end date not specified)
For NGOs For Startups Foundation Multilateral Technical Assistance Global Circular Economy Climate Plastic Waste Recycling & Upcycling Waste Management
periodic
Munich Re Foundation RISK Award · Munich Re Foundation + UN Office for Disaster Risk Reduction (UNDRR) · 2025 cycle complete; applications likely 2026 for 2027 award
Climate Pollution
periodic
Hult Prize 2026 · Hult Prize Foundation · 2026 applications open
Circular Economy Climate
Rolling
Schwab Foundation for Social Entrepreneurship · Schwab Foundation for Social Entrepreneurship · 2026 awards already announced; 2027 cycle TBD
For NGOs For Startups Foundation Prize Global Biodiversity Capacity Building Circular Economy Climate Waste Management
periodic
Allianz Foundation - Climate & Environment Grants · Allianz Foundation · Annual, typically February (2025 deadline was February 10, 2025)
For NGOs Foundation Grant Global Biodiversity Capacity Building Climate
periodic
TotalEnergies Foundation — 2026 Call · TotalEnergies Foundation · Applications open from 5 February 2026 — deadline not confirmed
Foundation Global Climate Marine Conservation
Rolling
Equinor — Sustainability · Equinor · No open call
Corporate Nordic / Denmark Climate
Rolling
Shell Foundation · Shell Foundation · No open call — co-design partnership model
For NGOs Foundation Africa Southeast Asia Capacity Building Climate
periodic
Katholischer Fonds - Foerderrichtlinien · Katholischer Fonds · Periodic — monthly for small projects (up to EUR 1,500 / total costs up to EUR 8,000), three times per year for large projects
For NGOs Foundation Grant Capacity Building Climate Education
periodic
Deutsche Postcode Lotterie - Environmental Project Funding · Deutsche Postcode Lotterie · Periodic — multiple rounds per year; exact dates on the funding portal
For NGOs Philanthropic Network Grant Biodiversity Climate
Rolling
DBU General Project Funding - Environmental Protection · Deutsche Bundesstiftung Umwelt (DBU) · Rolling
For NGOs For Researchers For Startups Foundation Grant Biodiversity Capacity Building Circular Economy Climate Education Marine Conservation Pollution Recycling & Upcycling Research Waste Management
Rolling
GlobalGiving — NGO Crowdfunding Platform · GlobalGiving (Washington DC) — crowdfunding platform · Rolling applications
Circular Economy Climate
Rolling
Greenpeace Environmental Foundation (Umweltstiftung Greenpeace) - Marine Conservation Grants · Umweltstiftung Greenpeace (Greenpeace Environmental Foundation) · Rolling basis
For NGOs Foundation Grant Biodiversity Climate Marine Conservation
Rolling
Stiftung Naturschutz Schleswig-Holstein - Land Conservation · Stiftung Naturschutz Schleswig-Holstein · Rolling basis
For NGOs Foundation Grant Baltic Sea North Sea Biodiversity Climate Coastal Protection Marine Conservation
Rolling
Stiftung Mercator - Circular Economy and Plastic Pollution Projects · Rolling basis
For NGOs For Researchers For Startups Foundation Grant Capacity Building Circular Economy Climate
Rolling
Laudes Foundation (formerly C&A Foundation) - Circular Fashion · Rolling basis
For NGOs Foundation Grant Technical Assistance Global Capacity Building Circular Economy Climate Recycling & Upcycling
Rolling
Stiftung Mercator - Climate Protection Funding · Stiftung Mercator · Rolling submissions
For NGOs For Researchers Foundation Grant Capacity Building Climate
Rolling
A.P. Moller Foundation · A.P. Moller Foundation (A. P. Moller og Hustru Chastine Mc-Kinney Mollers Fond) · Rolling — applications processed throughout the year
For NGOs Foundation Grant Nordic / Denmark Climate Marine Conservation Plastic Waste
periodic
Second Muse - Social Innovation Accelerator · SecondMuse (with clients including USAID, World Bank, Rockefeller Foundation, IKEA Foundation) · periodic
For NGOs For Startups Corporate Foundation Accelerator Investment Technical Assistance Africa Global India Southeast Asia Blue Economy Capacity Building Circular Economy Climate Plastic Waste Recycling & Upcycling Waste Management
Rolling
Adessium Foundation - Circular Economy and Sustainable Living · Adessium Foundation · rolling
For NGOs Foundation Grant Global Nordic / Denmark Biodiversity Blue Economy Circular Economy Climate Marine Conservation Plastic Waste Pollution