85 ocean nonprofits and NGOs working on carbon & climate across 21 countries.
USA · Corals/Biodiversity, Mangroves/Coastal, Aquaculture/Fisheries, Seaweeds/Algae, Waste/Pollution, Carbon/Climate, Data/Tech, Communities/Tourism, Education/Policy, Generalist
The Ocean Foundation is a nonprofit community foundation dedicated to ocean health, marine conservation, and support for coastal communities worldwide. It provides grantmaking, fiscal sponsorship, capacity building, research, policy engagement, and its own ocean-focused initiatives.
Indonesia · Biosolutions, Carbon/Climate, Education/Policy
Yayasan Agathis Dammara Karbon is an Indonesian nonprofit foundation focused on biochar, carbon sequestration, reforestation, and sustainable agriculture. It conducts research, farmer training, feasibility studies, and field projects to improve soil health, reduce emissions, and support climate-resilient rural communities.
United Kingdom · Waste/Pollution, Carbon/Climate, Corals/Biodiversity, Aquaculture/Fisheries, Education/Policy, Generalist
ClientEarth is a nonprofit environmental law organisation that uses legal action, policy advocacy and expert training to protect nature, tackle climate change and stop pollution. It works across Europe, Asia and the USA with partners, citizens and decision-makers to drive systemic environmental change.
France · Corals/Biodiversity, Carbon/Climate
French-registered sustainability institute developing nature-based solutions for ecosystem restoration, carbon offsetting and marine protection across three continents.
France · Corals/Biodiversity, Mangroves/Coastal, Aquaculture/Fisheries, Carbon/Climate, Communities/Tourism, Education/Policy, Generalist
Blue Alliance is a nonprofit organization focused on marine protected area management and sustainable blue economy development. It works on coral reef regeneration, coastal livelihoods, community-based aquaculture, sustainable fisheries, ecotourism, and blue carbon.
USA · Corals/Biodiversity, Mangroves/Coastal, Waste/Pollution, Carbon/Climate, Education/Policy, Generalist
Only One is a nonprofit advocacy and impact platform focused on ocean and climate action. It runs public campaigns, movement-building, strategic communications, and member-funded conservation projects such as mangrove restoration, coral planting, and plastic removal.
Indonesia · Generalist, Seaweeds/Algae, Aquaculture/Fisheries, Waste/Pollution, Energy/Maritime, Carbon/Climate, Communities/Tourism, Education/Policy, Data/Tech
Kopernik is a nonprofit organization that experiments with practical solutions to social and environmental challenges for underserved communities in Southeast Asia, especially Indonesia. It combines research, rapid testing, advisory services, and partnership-building to reduce poverty and amplify impact.
USA · Corals/Biodiversity, Carbon/Climate, Education/Policy
Point Blue Conservation Science is a nonprofit conservation science organization that advances solutions to climate change and biodiversity loss. It conducts long-term wildlife and ecosystem research and engages communities through conservation, education, and partnerships.