Upcoming Deadlines
Source
EU
Federal (DE)
Schleswig-Holstein
Mecklenburg-Vorpommern
Lower Saxony
Foundation
Private
US Foundation
UK
Nordic
UN / Multilateral
Corporate
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International
Topic
Aquaculture
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Blue Economy
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Mechanism
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Grant
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16 fixed deadlines, 103 rolling/open
March 2026
20.03.
Today!
Nessling Foundation - Small Funding for Civil Society Sustainability
· Maj and Tor Nessling Foundation
· Maximum EUR 10,000 per project. 6–8 projects funded per round.
23.03.
3d left
Nordic Council of Ministers - Grants Portal
· Nordic Council of Ministers (NCM)
· Not specified on portal homepage; see grant guidelines for amounts.
25.03.
5d left
GEF Small Grants Programme - Libya (GEF OP8)
· Global Environment Facility (GEF) / UNDP
· Grants up to USD 75,000 per regular project; up to USD 150,000 for strategic projects. Typical grants range USD 25,000-50,000.
28.03.
8d left
Internews Earth Journalism Network - Marine Conservation Media Grants
· Internews / Earth Journalism Network (EJN)
· Story grants plus reporting expenses; amounts vary by project
31.03.
11d left
UNDP Global Plastics Innovation Programme (GPIP)
· UNDP / Government of Japan
· Phase I: USD 361,350; Phase II: USD 750,000 (total project budgets, not individual sub-grants)
31.03.
11d left
UNDP Partnership for Preventing Riverine Plastic Pollution - Indonesia
· UNDP (United Nations Development Programme)
· Grants up to $300,000
April 2026
05.04.
16d left
BongoHive EU-Funded Circular Economy Incubator - Zambia
· European Union / BongoHive Innovations
· €2,500 to €25,000 non-equity grants for top 10 acceleration-phase participants; milestone-driven disbursement
06.04.
17d left
EIT Climate-KIC eCircular - Circular Economy Innovation
· EIT Climate-KIC
· Up to €50,000 per city for the current ESO call (India/Kenya). Previous Circular Economy Prize offered awards for startups/SMEs (amounts not specified publicly for current rounds).
06.04.
17d left
GCF Accreditation — 2026 Windows
· Green Climate Fund (GCF)
· Accreditation itself carries no direct grant; once accredited, entities can access GCF project funding (Simplified Approval Process minimum USD 5 million; full-size projects up to USD 250 million)
06.04.
17d left
Climate KIC — Circular Economy ESO Programme Grant (India & Kenya)
· Climate-KIC (Knowledge and Innovation Community) — EU-funded
· EUR 50,000 per city (Bengaluru and Nairobi separately); total call envelope not specified
08.04.
19d left
13.04.
24d left
NordForsk Nordic Chemicals Program - Sustainable Chemicals and Materials
· NordForsk
· Part of NOK 1.15 billion total allocation; individual grant amounts not specified on the homepage.
15.04.
26d left
Nordic exploratory networks within the humanities and social sciences
· NordForsk (NOS-HS)
· Up to 1.5 MNOK per network (approximately €130,000); total budget of 33 MNOK available
15.04.
26d left
CirculaRise Accelerator (Yunus Environment Hub)
· Yunus Environment Hub
· Fully funded accelerator program (no equity taken, no cash grant specified)
16.04.
27d left
MSCA Staff Exchanges 2026
· European Commission / Marie Sklodowska-Curie Actions (MSCA)
· Total call budget EUR 97.9 million; individual project grants vary by number of secondments (EUR 8,000-9,000 per person-month); typical project EUR 300K-1.5M
16.04.
27d left
Horizon Europe CL6 CIRCBIO-01 — Circular Systemic Solutions Through Living Labs in Cities (2026)
· European Research Executive Agency (REA) — Horizon Europe Cluster 6 CIRCBIO
· EUR 5-10M per project indicative; total topic budget to be confirmed when call opens April 17 2026; two-stage call
Rolling / Open Deadlines
periodic
UNDP Vietnam TCCF Plastics Circularity Project
· UNDP / The Coca-Cola Foundation (TCCF)
· 2025 Vietnam round: 30 March 2025 (closed). Next round timing unknown — monitor from mid-2026
periodic
Marine Nature Conservation Fund (DBU/BMUV) - Meeresschutzfonds
· Bundesministerium für Umwelt, Klimaschutz, Naturschutz und nukleare Sicherheit (BMUKN) / Zukunft-Umwelt-Gesellschaft (ZUG) gGmbH
· 2025 call closed (deadline not specified on page). Future calls not yet announced.
periodic
UNDP Vietnam — Plastic Innovation Programme (TCCF-funded)
· UNDP Vietnam / The Coca-Cola Foundation (TCCF) / Government of China (UNPDF)
· 2025 round: March 30, 2025 (closed). 2026 round expected Q1-Q2 2026 — monitor plasticchallenge.undp.org.vn
periodic
GPAP Inclusive Plastic Action Programme — Capacity Grants for NGOs
· Global Plastic Action Partnership (GPAP) / World Economic Forum
· 2025 round: May 30, 2025 (closed). 2026 round: not yet announced. Monitor globalplasticaction.org/inclusiveaction from Q1 2026.
Rolling
Schwab Foundation for Social Entrepreneurship
· Schwab Foundation for Social Entrepreneurship
· 2026 awards already announced; 2027 cycle TBD
periodic
TotalEnergies Foundation — Marine & Coastal Environment Programme
· TotalEnergies Foundation
· 2026 call open from 5 February 2026; check fondation.totalenergies.com for deadline
periodic
Miljøstøtte til Arktis (DANCEA) — Danish Arctic Environmental Support
· Miljøstyrelsen (Danish Environmental Protection Agency)
· 2026 round expected to open June 2026, close mid-September 2026. 2025 round: June 25 – September 24, 2025.
periodic
Convergence — Indo-Pacific NGO Blended Finance Accelerator (DFAT)
· Convergence Blended Finance / DFAT Australia
· 2026-Q2-expected
Rolling
Spain — Biodiversity Foundation - Terra Viva Grants
· Fundación Biodiversidad (Biodiversity Foundation) — Spain
· Annual call for proposals; specific deadline published per round
periodic
ZUG gGmbH Grant Programme against Marine Litter
· Zukunft – Umwelt – Gesellschaft (ZUG) gGmbH / German Federal Ministry for the Environment (BMUV)
· Annual call; Call 2025 closed (deadline was 22 April 2025); next call expected 2026
Rolling
LIFE Programme 2025-2027 Multi-Annual Work Programme (Official Document)
· European Commission / CINEA (European Climate, Infrastructure and Environment Executive Agency)
· Annual calls throughout 2025, 2026, and 2027
periodic
GGGI Small Grants Program — Ghost Gear Removal
· Global Ghost Gear Initiative (GGGI) / Ocean Conservancy
· Annual cycle; 2026 call not yet announced. 2025 grants already awarded. Monitor ghostgear.org for 2026 opening.
Rolling
Swiss Re Foundation
· Swiss Re Foundation
· Annual open calls for Entrepreneurs for Resilience, Shine, and Charity of the Year are announced at different times each year with specific deadlines.
periodic
Pernod Ricard India Foundation — Prakriti Circular Economy Incubation
· Pernod Ricard India Foundation
· Annual programme — next cohort expected late 2026
periodic
Commonland and partners receive €12 million from the National ...
· Annual — charities apply yearly; selection cycle typically December-January
periodic
Funders - DCNA - Dutch Caribbean Nature Alliance
· Annual — charities apply yearly; selection cycle typically December-January
periodic
Postcode Loterij joins the European AI & Society Fund with €1million ...
· Annual — charities apply yearly; selection cycle typically December-January
periodic
Allianz Foundation - Climate & Environment Grants
· Allianz Foundation
· Annual, typically February (2025 deadline was February 10, 2025)
periodic
The Polar Initiative - Fondation Prince Albert II de Monaco
· Annual, typically June — 2025 call closed 30 June 2025; 2026 call expected June 2026
periodic
Swiss Re Foundation - GrantStation
· Annual, typically Q4 — Swiss Re Foundation Entrepreneurs for Resilience; 2026 cohort semifinalists already selected
periodic
Swiss Re Foundation - Terra Viva Grants
· Annual, typically Q4 — Swiss Re Foundation Entrepreneurs for Resilience; 2026 cohort semifinalists already selected
periodic
Nordic Circular Design Programme
· Annual, typically September (2025 deadline was 15 Sep 2025)
periodic
Nessling Foundation - Science-Based Action Grants
· Maj and Tor Nessling Foundation
· Annual, typically late August (2026 call: 17–28 August 2026)
periodic
UNDP Equator Initiative - Equator Prize
· United Nations Development Programme (UNDP) - Equator Initiative
· Annual, typically with nominations open in early-mid year and award ceremony in December
periodic
Philanthropy Asia Alliance
· Annual; 2025 deadline was 2025-07-27; 2026 cohort expected announced at Philanthropy Asia Summit (May 2026)
Rolling
NGO Support Programme (Verbaendefoerderung BMUV)
· Bundesministerium für Umwelt, Klimaschutz, Naturschutz und nukleare Sicherheit (BMUKN / formerly BMUV)
· Applications for 2027 projects expected to open May 2026. Deadline for 2026 projects was July 31, 2025 (closed).
Rolling
Wilhelmsen Foundation - Ocean Conservation
· Tom Wilhelmsen's Foundation (TWS)
· April 15 / October 15 (recurring twice yearly)
periodic
Norway Development Assistance Program Against Marine Litter - SDG Partnership
· Government of Norway (Norad — Norwegian Agency for Development Cooperation)
· Call for proposals Stage 1 (concept notes) deadline: September 2025 (first phase of new programme); monitor norad.no for 2026 calls
periodic
Danish EPA Cooperation with Indonesia on Circular Economy and Waste Management
· Danida (Danish Ministry of Foreign Affairs) via Danish EPA
· Current phase ends June 2026; new phase expected to begin H2 2026
Rolling
Vancouver Aquarium Ocean.org - Ocean Action Grants
· Ocean Wise (ocean.org) / Canada Service Corps
· December 4, 2026 (final report deadline; applications accepted on rolling basis)
Rolling
Global Plastic Action Partnership (GPAP) - WEF
· World Economic Forum initiative — not a direct funder. Facilitates access to $3.1B+ secured through NPAP networks
· Engagement is ongoing — contact country NPAP offices
Rolling
Approved Grants Spring 2025 - NATA
· NATA (North Atlantic Tourism Association)
· February and September (two rounds per year)
Rolling
Interreg Baltic Sea Region Programme 2021-2027
· Interreg Baltic Sea Region Programme 2021-2027 (IB.SH / EU Cohesion Policy)
· Future calls expected 2026-2027; second call for project platforms closed November 2025
periodic
GEF Small Grants Programme: Country-Level Calls (Ghana, Tanzania, Kenya)
· GEF Small Grants Programme (GEF/UNDP)
· Ghana 2026: 13 March 2026 (CLOSED). Tanzania Round 1: 22 January 2026 (CLOSED). Kenya, Indonesia, Vietnam: contact national coordinators
Rolling
Global Seaweed Coalition: Homepage
· Global Seaweed Coalition (Lloyd's Register Foundation)
· January 20, 2024 (most recent call; new calls expected bi-annually)
Rolling
About us - Global Seaweed Coalition
· Global Seaweed Coalition (Safe Seaweed Coalition) / Lloyd's Register Foundation
· January 20, 2024 (most recent call; new rounds expected but not yet announced)
Rolling
News - Global Seaweed Coalition
· Global Seaweed Coalition (Safe Seaweed Coalition)
· January 20, 2024 (most recent call; no current open call announced)
Rolling
Governance - Global Seaweed Coalition
· Global Seaweed Coalition (Safe Seaweed Coalition)
· January 20, 2024 (most recent round)
Rolling
Civil Society Fund
· CISU (Civil Society in Development) / Danish Ministry of Foreign Affairs
· Multiple deadlines per year. 2026 deadlines: Small Project/Large Project: Jan 28, Aug 26; Small Programme: Mar 4, Sep 9; Medium/Large Programme: 2027. Check https://cisu.dk/en/funding/civil-society-fund/ for current deadlines.
Rolling
SIDA Sweden Environmental and Climate Programs
· Sida – Swedish International Development Cooperation Agency
· Next large CSO grant call planned for 2027
periodic
Basel Convention Small Grant Programme on Plastic Waste
· No current open call; three rounds completed (2020, 2020, 2022). Future rounds may be announced.
Rolling
Interreg South Baltic Programme - Calls for Proposals
· Interreg South Baltic Programme (EU / Joint Secretariat)
· No open call as of March 2026; next call expected mid-2026 based on ~2 calls/year cadence
Rolling
Rolling
Green Climate Fund (GCF)
· Green Climate Fund (GCF)
· No open competitive call for NGOs; rolling project concept submissions via Accredited Entities or NDAs
Rolling
UNDP Management of Plastics Waste and Circular Interventions in South and Southeast Asia
· UNDP Asia-Pacific / The Coca-Cola Foundation
· October 2027
Rolling
Plastic Waste Management Manual - Swachh Bharat Mission Grameen
· Government of India – Department of Drinking Water and Sanitation (Swachh Bharat Mission Grameen Phase-II)
· Ongoing (SBM-G Phase-II runs until programme targets are met; no fixed application deadline published)
periodic
European Environment Initiative (EURENI) - ZUG Germany
· Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (BMUKN), Germany - administered by ZUG gGmbH
· Periodic annual calls - check z-u-g.org/en/eureni for current open call
periodic
UNEP-IETC Japan Supplementary Budget Projects on Sustainable Plastic Waste Management
· Periodic — Japan Supplementary Budget allocation cycle (JSB 2022 and 2023 projects completed; future rounds subject to government budget)
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
periodic
Baltic Sea Neighbourhood Programme (BSNP) - Swedish Institute
· Swedish Institute (Svenska institutet)
· Programme currently closed; new consolidated programme launching March 2026
periodic
GIZ - SWITCH to Circular Economy in Eastern and Southern Africa (SWITCH-2-CE)
· European Union and German Federal Ministry for Economic Cooperation and Development (BMZ); implemented by GIZ and Expertise France
· Programme runs April 2025 to July 2029; individual call deadlines vary (Call for Projects deadline was 16 March 2026)
periodic
KfW Development Bank Marine Litter Reduction Initiative
· KfW Development Bank (on behalf of the German Federal Government), channelled through Caribbean Biodiversity Fund (CBF)
· Programme runs until 2028; individual sub-grant deadlines managed by Caribbean Biodiversity Fund
Rolling
DBU General Project Funding - Environmental Protection
· Deutsche Bundesstiftung Umwelt (DBU)
· Rolling
Rolling
GCF Simplified Approval Process (SAP) — via Accredited Entity Partner
· Green Climate Fund (GCF)
· Rolling
Rolling
Social Entrepreneurship and Inclusion - Stichting DOEN
· Stichting DOEN / VriendenLoterij Fonds
· Rolling (applications accepted year-round, minimum 4 months before project start)
Rolling
Rolling
SWITCH to Circular Economy in Eastern and Southern Africa
· Expertise France (implemented on behalf of European Union & German State / GIZ)
· Rolling (program active April 2025 – July 2029; Matching Grant Facility calls expected throughout program lifecycle)
Rolling
Calls from NordForsk
· NordForsk (Nordic Council of Ministers)
· Rolling - approximately 6 calls per year with individual deadlines. Current active deadlines: April 15, 2026 (Humanities networks), April 22, 2026 (Education), June 8, 2026 (Disruptive Technologies).
Rolling
NordForsk - Funds and facilitates Nordic research co-operation
· NordForsk
· Rolling - approximately six calls per year with individual deadlines
Rolling
The Coca-Cola Foundation - Corporate Philanthropy for Recycling and Sustainability
· The Coca-Cola Foundation
· Rolling - invitation only, no open calls
Rolling
GIZ Circular Economy Expertise - Waste Solutions India
· Deutsche Gesellschaft fuer Internationale Zusammenarbeit (GIZ) GmbH
· Rolling - partnership enquiries possible at any time
Rolling
BlueInvest - Maritime Forum - European Union
· European Commission – Directorate-General for Maritime Affairs and Fisheries
· Rolling / ongoing community platform; BlueInvest Day 2026: March 2026
Rolling
Applications - Stichting DOEN
· Stichting DOEN (DOEN Foundation)
· Rolling applications, processed within approximately 4 months
Rolling
Global EbA Fund - Ecosystem-based Adaptation for Climate Resilience
· Global EbA Fund (Implemented by IUCN and UNEP; funded by German Federal Ministry BMUKN via IKI)
· Rolling basis
Rolling
Rolling
Rolling
Mangroves for the Future (MFF) Initiative
· Mangroves for the Future (MFF) / IUCN / UNDP
· Rolling basis
Rolling
Rolling
New England Aquarium - Marine Conservation Action Fund (MCAF)
· New England Aquarium - Marine Conservation Action Fund (MCAF)
· Rolling basis
Rolling
Tata Trusts Environmental Conservation and Waste Management
· Rolling basis
Rolling
Rolling
Laudes Foundation (formerly C&A Foundation) - Circular Fashion
· Rolling basis
Rolling
SPREP-AFD Pacific Ocean Initiative
· Agence Française de Développement (AFD) via SPREP and Pacific Community (SPC)
· Rolling basis (5-year programme, 2025-2030)
Rolling
CCRIF - Caribbean Catastrophe Risk Insurance Facility
· CCRIF SPC (Caribbean Catastrophe Risk Insurance Facility)
· Rolling basis (evaluated quarterly)
periodic
GEF Inclusive Conservation Initiative (ICI 1.0 & 2.0)
· Global Environment Facility (GEF)
· Rolling basis / GEF-8 cycle ends 2026; GEF-9 begins 2026-2030
Rolling
Waste Transformation Through CSR Projects in India - Earth5R
· Rolling basis — CSR project partnership model, no fixed call deadlines
Rolling
The Ocean Foundation Grantmaking
· The Ocean Foundation
· Rolling basis — Letters of Inquiry reviewed quarterly; open RFPs posted when available
Rolling
Criteria - Stichting DOEN
· Stichting DOEN
· Rolling basis — applications accepted year-round, must be submitted at least 4 months before project start
Rolling
Nordic Program for Circular Procurement (NPCP)
· Rolling basis, first deadline was 2026-02-20
Rolling
DOEN Foundation: Supporting Sustainable Projects in Netherlands
· DOEN Foundation (Stichting DOEN)
· Rolling basis, year-round applications accepted
Rolling
BMUV Nature Conservation Association Funding (Verbändeförderung Naturschutz)
· Bundesministerium für Umwelt, Klimaschutz, Naturschutz und nukleare Sicherheit (BMUKN)
· Rolling basis; applications for 2027 projects expected from May 2026 onwards
Rolling
Danone — Ecosystem Fund & Circular Packaging Partnerships
· Danone S.A.
· Rolling partnership enquiries
Rolling
Dow Inc. — Plastic Waste Initiatives (Stop the Waste / Pulling Our Weight)
· Dow Inc.
· Rolling partnership enquiries
Rolling
DBU Circular Economy Initiative (#DBUcirconomy)
· Deutsche Bundesstiftung Umwelt (DBU)
· Rolling submissions
Rolling
Rolling
EIFO Green Accelerator Programme - Danish SME Green Tech Export
· Export and Investment Fund of Denmark (EIFO)
· Rolling — 3 calls per year
Rolling
Home - Stichting DOEN
· Stichting DOEN (DOEN Foundation)
· Rolling — applications accepted year-round, no fixed deadlines
Rolling
Calls from NordForsk
· NordForsk (Nordic Council of Ministers)
· Rolling — approximately six calls per year with individual deadlines. Current open calls: Nordic-Baltic Education (22.04.2026), Humanities/Social Sciences Networks (15.04.2026), Disruptive Technologies (08.06.2026).
Rolling
GCF Project Preparation Facility (PPF)
· Green Climate Fund (GCF)
· Rolling — no fixed deadline; applications accepted on an ongoing basis
Rolling
Rolling
EEA Grants Active Citizens Fund - Green Transition & Marine
· EEA and Norway Grants - Fund Management Office (FMO)
· Rolling/periodic by country; applications managed by Independent Fund Operators in each country
Rolling
EU CERV Programme - Citizens Engagement for Environmental Policy
· European Commission - Directorate-General for Justice and Consumers
· Rolling/periodic; varies by call for proposals within each strand
Rolling
IUCN IslandPlas Community Grants
· Unknown — no open call found; programme supports 7 African island nations through rolling community grants
Rolling
Circular Economy Accelerator (CEA) by Fetola
· Fetola (in partnership with Nedbank)
· Waiting list open (no fixed deadline for next cohort)
periodic
Africa Circular Economy Facility (ACEF) - African Development Bank
· African Development Bank (AfDB) — Africa Circular Economy Facility (ACEF), co-funded by Finland and Nordic Development Fund
· periodic
periodic
Second Muse - Social Innovation Accelerator
· SecondMuse (with clients including USAID, World Bank, Rockefeller Foundation, IKEA Foundation)
· periodic
Rolling
UNIDO Plastic Circular Economy Initiatives
· United Nations Industrial Development Organization (UNIDO), with co-funding from GEF, Government of Japan, and other donors
· rolling
Rolling
SWITCH-Asia — Sustainable Consumption and Production in Asia-Pacific
· European Commission (DG INTPA) via SWITCH-Asia Programme
· rolling
Rolling
Rolling
COST Actions Open Call 2026
· European Cooperation in Science and Technology (COST Association) — EU Horizon Europe funded
· rolling
Rolling
Global Fund for Community Foundations – Rolling Grants for Community Philanthropy
· Global Fund for Community Foundations (GFCF)
· rolling
Rolling
Plastic Solutions Fund (PSF)
· Plastic Solutions Fund (PSF) / Rockefeller Philanthropy Advisors
· unknown
Rolling