Upcoming Deadlines
Source
EU
Federal (DE)
Schleswig-Holstein
Mecklenburg-Vorpommern
Lower Saxony
Foundation
Private
US Foundation
UK
Nordic
UN / Multilateral
Corporate
Impact Investor
Philanthropic Network
International
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
11 fixed deadlines, 67 rolling/open
May 2026
29.05.
10d left
BlueActionBANOS - Community-Led Actions for Ocean Restoration
· BlueActionBANOS
· Community-Led Actions: EUR 200,000–2,000,000 (consortia), up to EUR 500,000 (individual entities). Transition Agendas: up to EUR 100,000 each.
29.05.
10d left
Funding opportunities - BlueActionBANOS
· BlueActionBANOS
· Community-Led Actions: grants of EUR 200,000 to EUR 2,000,000 per consortium (max EUR 500,000 per entity). Transition Agendas: up to EUR 100,000 per award.
31.05.
12d left
EEA Civil Society Fund Slovakia – Open Call No. 2 for Project Grants
· EEA Civil Society Fund Slovakia
· Grants of €50,000 to €80,000 per project; total call budget €3,380,000
31.05.
12d left
EEA Civil Society Fund Slovakia – Open Call No. 3 for Pre-Defined Project 1
· EEA Grants / Norway Grants
· Fixed grant of €140,000 (total available amount = grant amount)
June 2026
01.06.
13d left
Convergence — Indo-Pacific NGO Blended Finance Accelerator (DFAT)
· Convergence Blended Finance / Australian DFAT
· Stage 1 (Scoping/Feasibility): up to AUD 300,000 (~USD 200,000). Stage 2 (Proof-of-Concept/Pilot): up to AUD 840,000 (~USD 550,000). Stage 3 (Scale-up/Expansion): amount not publicly specified. Disbursed in AUD.
03.06.
15d left
Norad – Support for Community-Led Approaches to Address Basic Human Needs in Afghanistan
· Norad
· Budget not specified on the Norad page; full details in the Grants Portal
04.06.
16d left
Preserving Traditional Arts (NGS + Lindblad)
· National Geographic Society
· Level I: up to $20,000 (earlier-career). Level II: up to $75,000 (established practitioners or prior NGS grantees). Funds usable over up to 2 years.
15.06.
27d left
European Urban Initiative — 4th Call for Proposals: Innovative Actions
· European Urban Initiative
· Provisional budget of EUR 60 million ERDF for the 4th Call; individual project budgets vary
30.06.
42d
EBRD Resource Efficiency and Circularity Programme
· European Bank for Reconstruction and Development (EBRD)
· Grant amounts vary based on company size and resource efficiency results achieved. A partial repayment over two years is required; the residual constitutes the actual grant. Total EU-funded component estimated at EUR 10 million.
July 2026
01.07.
43d
Darwin Initiative
· Darwin Initiative
· Innovation: £10,000–£200,000; Capability & Capacity: £50,000–£200,000; Main: £100,000–£800,000; Extra: £800,000–£5,000,000
31.07.
73d
BMUV Nature Conservation Association Funding (Verbändeförderung Naturschutz)
· Federal Ministry for the Environment, Climate Protection, Nature Conservation and Nuclear Safety (BMUV)
· EUR 4.45 million per year distributed across eligible associations and projects
Rolling / Open Deadlines
Rolling
Schwab Foundation for Social Entrepreneurship
· Schwab Foundation for Social Entrepreneurship
· 2026 awards already announced; 2027 cycle TBD
periodic
Interreg South Baltic Programme - Calls for Proposals
· Interreg South Baltic Programme (EU / Joint Secretariat)
· 6th call for proposals: 16 September – 4 November 2026 (Measures 1.1 and 4.1 only). 4th Small-scale project call: same window (Measure 4.1, EUR 320K ERDF indicative). Note: Measure 2.3 (circular/resource efficiency) and Measure 2.2 (water) not included in 6th call.
periodic
Denmark Ministry of Foreign Affairs Civil Society Support
· Danish Ministry of Foreign Affairs (Danida)
· Annual call cycles for each scheme; development research calls issued annually; embassy grants vary by mission
Rolling
Spain — Biodiversity Foundation - Terra Viva Grants
· Fundación Biodiversidad (Biodiversity Foundation) — Spain
· Annual call for proposals; specific deadline published per round
periodic
Blue Planet Fund (Defra)
· UK Government - Department for Environment, Food & Rural Affairs (Defra) / Foreign, Commonwealth & Development Office
· Annual call; next round expected January 2026 (Round 2 grantees announced, Round 3 not yet open as of May 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
GPAP Inclusive Plastic Action Programme — Capacity Grants for NGOs
· Global Plastic Action Partnership (GPAP) / World Economic Forum
· Annual, 2025 edition awarded (2026 round not yet announced as of April 2026)
periodic
Miljøstøtte til Arktis (DANCEA) — Danish Arctic Environmental Support
· Miljøstyrelsen (Danish Environmental Protection Agency)
· Annual, typically June-September (2025 round: 24 September 2025)
periodic
TotalEnergies Foundation — Marine & Coastal Environment Programme
· TotalEnergies Foundation
· Annual, typically Q4 (2024 edition launched; no 2025/2026 open round announced)
periodic
NORA Projects
· Nordic Atlantic Cooperation (NORA)
· Annual, typically early March (first round) and early October (second round). Next deadline: 4 October 2026 (Greenlandic time)
periodic
NATO Science for Peace and Security Programme — Annual Calls for Proposals
· NATO Science for Peace and Security Programme
· Annual, typically spring/autumn calls; no active call as of April 2026
periodic
Schwab Foundation for Social Entrepreneurship - Social Innovation Awards
· Schwab Foundation for Social Entrepreneurship
· Annual; typically applications/nominations open mid-year for award announcement the following 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
UNDP Partnership for Preventing Riverine Plastic Pollution - Indonesia
· UNDP (United Nations Development Programme)
· March 2026 round passed; next round TBD
Rolling
Norwegian Development Programme to Reduce Plastic Pollution and Marine Litter
· Norad (Norwegian Agency for Development Cooperation)
· Ongoing
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)
Rolling
Norad Marine Litter Programme — Stage 2 (Invitation Only)
· Norad
· Ongoing (no current deadline — open to invited applicants on a rolling basis)
periodic
periodic
BINGO! Environmental Foundation Lower Saxony
· Niedersaechsische Bingo-Umweltstiftung (Lower Saxony BINGO! Environmental Foundation)
· Periodic
periodic
Global Ghost Gear Initiative (GGGI) - Small Grants Program
· Global Ghost Gear Initiative (GGGI)
· Periodic annual round; 2024 and 2025 recipients were selected; next round timing not specified on website
periodic
Aage V. Jensen Naturfond – Nature Conservation Grants
· Aage V. Jensen Naturfond
· Periodic — three application rounds per year
periodic
Nordic Atlantic Cooperation (NORA) - Project Funding
· Nordic Atlantic Cooperation (NORA)
· Periodic, typically March and October each year
periodic
ZUG gGmbH Grant Programme against Marine Litter
· Zukunft – Umwelt – Gesellschaft (ZUG) gGmbH
· Periodic, typically every 2-3 years (calls in 2020, 2021, 2022, 2025); 2025 call is closed; next call date not yet announced
periodic
ESF+ Social Innovation+ Initiative - EU-level Grants
· European Social Fund Plus (ESF+) / European Competence Centre for Social Innovation (Lithuania ESFA)
· Periodic; calls announced on socialinnovationplus.eu
Rolling
Swachh Bharat Mission 2.0 - Comprehensive Municipal Waste Management in Indian Cities Program
· Asian Development Bank (ADB)
· Programme is active; project approved December 2023. Multi-year programme through 2028+
Rolling
GIZ - SWITCH to Circular Economy in Eastern and Southern Africa (SWITCH-2-CE)
· Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH
· Programme runs April 2025 to July 2029; no public open call deadline
periodic
Danida Green Business Partnerships (DGBP) - New Programme 2026
· Danida (Danish Ministry of Foreign Affairs)
· Q2/Q3 2026 (expected launch of new programme application round; historic DGBP round closed October 2025)
Rolling
Norwegian Development Programme to Combat Marine Litter and Microplastics (Norad/MFA)
· Norad - Norwegian Agency for Development Cooperation
· Rolling - depends on specific open call
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
Rolling
Schleswig-Holstein Aquaculture Funding (Foerderdatenbank Entry)
· Ministerium für Landwirtschaft, ländliche Räume, Europa und Verbraucherschutz Schleswig-Holstein
· Rolling basis
Rolling
Rolling
Rolling
Rolling
GCF Project-Specific Assessment Approach (PSAA) — Single-Project Fast Track
· Green Climate Fund (GCF)
· Rolling basis
Rolling
Rolling
GCF Simplified Approval Process (SAP) — via Accredited Entity Partner
· Green Climate Fund
· Rolling basis
Rolling
Rolling
Rolling
Aage V. Jensen Charity Foundation — Nature Conservation
· Aage V. Jensen Charity Foundation
· Rolling basis
Rolling
Rolling
Rolling
Rolling
Community Resilience Financing Partnership Facility (CRFPF)
· Asian Development Bank
· Rolling basis
Rolling
Action and Quick Intervention Grants (EEA Civil Society Fund Hungary)
· EEA / Norway Grants
· Rolling basis
Rolling
Rolling Call for Proposals - Quick-Response Small Projects/Actions (EEA Civil Society Fund Slovenia)
· EEA / Norway Grants
· Rolling basis
Rolling
NATO Science for Peace and Security (SPS) Programme
· NATO Science for Peace and Security (SPS) Programme
· Rolling basis
Rolling
The Ocean Foundation Grantmaking
· The Ocean Foundation
· Rolling basis (Letters of Inquiry reviewed quarterly; full proposals by invitation only)
Rolling
UK PACT - Partnering for Accelerated Climate Transitions
· UK PACT (UK Government, FCDO / DESNZ)
· Rolling basis (country funds have individual open calls)
Rolling
DOEN Foundation Funding Opportunities
· DOEN Foundation (Stichting DOEN)
· Rolling basis - applications accepted year-round via online portal
Rolling
UNDP GEF Small Grants Programme - Waste Picker Livelihood and Plastics Projects
· UNDP / Global Environment Facility (GEF)
· Rolling basis at country level; individual country programmes issue calls independently
Rolling
Africa Circular Economy Facility (ACEF) - African Development Bank
· African Development Bank (AfDB) - Africa Circular Economy Facility (ACEF)
· Rolling basis — ACEF is an ongoing trust fund established in 2022, aligned with AfDB 10-year strategy (2024–2033)
periodic
Interreg Baltic Sea Region - Core Projects (e.g., BALTIPLAST)
· Interreg Baltic Sea Region
· Rolling basis; calls announced periodically. Next call timing depends on programme schedule for 2025-2027.
Rolling
AfDB — Africa Circular Economy Facility (ACEF) and AfriCircular Innovators
· African Development Bank Group
· Rolling basis; no specific open call deadline identified on the public page
Rolling
Ashoka Fellowship - Support for Social Entrepreneurs
· Ashoka
· Rolling basis; nominations accepted year-round through Ashoka country offices
Rolling
Rolling
EIFO Green Accelerator Programme - Danish SME Green Tech Export
· Export and Investment Fund of Denmark (EIFO)
· Rolling — 3 calls per year
Rolling
EPPIC — End Plastic Pollution International Collaborative Grant Program
· IUCN / End Plastic Pollution International Collaborative (EPPIC)
· Rolling, per RFP announcement; 2024 RFPs are now closed. Next RFPs date unknown.
periodic
Interreg Central Baltic Programme 2021-2027
· Sixth Call expected 2026-2027 (Fifth Call closed September 2025)
periodic
Civil Society Fund
· CISU - Civil Society in Development
· Small/Large Project: January 28, 2026 and August 26, 2026; Small Programme: March 4, 2026 and September 9, 2026; Co-financing: Ongoing/rolling
periodic
European Environment Initiative (EURENI) - ZUG Germany
· Zukunft – Umwelt – Gesellschaft (ZUG) gGmbH
· Unknown
periodic
SWITCH-Asia — Sustainable Consumption and Production in Asia-Pacific
· European Commission Directorate-General for International Partnerships (SWITCH-Asia)
· Unknown
periodic
Convergence Indo-Pacific NGO Blended Finance Accelerator
· Convergence Blended Finance / Australian Department of Foreign Affairs and Trade (DFAT)
· Unknown
periodic
Adaptation Fund Climate Innovation Accelerator (AFCIA)
· United Nations Development Programme (UNDP) / Adaptation Fund / European Union
· Unknown
periodic
RAIN Challenge – Resilient Agriculture Innovations for Nature (East Africa)
· Munich Re Foundation
· Unknown
periodic
Convergence Blended Finance — Accelerator Design Grants
· Convergence Blended Finance
· Varies by initiative window. Indo-Pacific NGO Blended Finance Accelerator: second call launching June 1, 2026. A4FM Fund Managers: May 25, 2026. Asia Climate Solutions: date TBA. Catalytic Climate Finance Facility: date TBA.
Rolling
Circular Economy Accelerator (CEA) by Fetola
· Fetola (in partnership with Nedbank)
· Waiting list open (no fixed deadline for next cohort)