100+ Accelerator seeks companies that create products and goods that optimize water use, decarbonize value chains, help farmers produce sustainable and regenerative crops, and/or protect, renew, and grow the biodiversity of all ecosystems to sustain life on Earth. The Accelerator delivers 6 months of remote training to accelerate the collaboration and growth of cohort companies. Participants have access to mentor networks and may receive up to US$100 thousand toward pilot execution. The challenge has an open deadline. Action Challenges
partnerships/collaboration
Critical Ecosystem Partnership Fund — Implementation Team for the Guinean Forests of West Africa
The Critical Ecosystem Partnership Fund (CEPF) invites expressions of interest from organizations interested in serving as the regional implementation team for the Guinean Forests Biodiversity Hotspot (Benin, Cameroon, Côte d’Ivoire, Equatorial Guinea, Ghana, Guinea, Liberia, Nigeria, São Tomé and Príncipe, Sierra Leone and Togo). The maximum funding available for the RIT grant is USD 1,5 million. Organizations that submit an expression of interest will be invited to submit full proposals. The deadline for expressions of interest is 28 July 2025. Implementation Team Guinean Forests
European Commission — Support for Nature & Biodiversity Projects
The European Commission launches a call for proposals for EU action grants in the fields of Environment under the Programme for Environment and Climate Action (LIFE). The program supports demonstration, best practices, coordination and support actions, capacity building, and governance projects. The LIFE programs aim to facilitate the shift towards a sustainable, renewable energy-based economy; protect, restore, and improve the quality of the environment; halt and reverse biodiversity loss; and tackle the degradation of ecosystems. The project requested grant amount is not more than €60 thousand. In order to be eligible, the applicant must be a legal public or private entity, and be established in an EU Member State or a country associated with the LIFE Program. The deadline for applications is 23 September 2025. About LIFE
Climate Technology Initiative — Funding for Climate or Clean Energy Projects
The Climate Technology Initiative (CTI PFAN) provides funding to climate or clean energy projects. PFAN accepts applications for projects in low- and middle-income countries in Sub-Saharan Africa, South Asia, Southeast Asia, the Pacific Islands, Eastern Europe, Central Asia, Central America, and the Caribbean Islands. Projects may request between US$1 million and US$50 million. Projects providing energy access or rural electrification (clean cookstoves, solar home systems, mini-grids) may request smaller sums between US$500 thousand and US$50 million. Proposals are invited from companies, individuals, or legal persons; public-private partnerships; and entities that are legally structured to redistribute profits. Applications can be submitted anytime and are evaluated quarterly. Details
Government of Canada — Biodiversity Financing
The International Biodiversity Program by halting and reversing biodiversity loss in collaboration with women and Indigenous Peoples. The program focuses on reversing biodiversity loss by addressing its direct drivers beyond climate change—namely, land- and sea-use change, the overexploitation of species, invasive alien species, pollution, and agriculture. Interested applicants can apply for funding through an unsolicited proposal. Proposals are accepted on a rolling basis. More information
Pulitzer Center — Rainforest Reporting Grant
The Pulitzer Center provides short-term project support to journalists reporting in tropical forests. The Rainforest Reporting Grant supports journalists in three main rainforest regions—the Amazon, Congo Basin, and Southeast Asia. The supported journalism projects will focus on the tropical forests’ role in the overall climate equation and weather patterns, deforestation drivers, and solutions to halt deforestation. The Pulitzer Center will fund costs associated with reporting projects on tropical rainforests in the range of US$8 thousand to US$15 thousand. Grants are made to local journalists based in the tropical rainforest region. Applications are accepted on a rolling basis. More
North American Association for Environmental Education — STEM Education
The North American Association for Environmental Education offers a grant opportunity in E-STEM education to solve environmental issues. The Pratt & Whitney E-STEM Awards support new and existing programs that engage students in meaningful STEM learning experiences through environmental problem-solving. The E-STEM Innovation Grants provide funding of up to US$15 thousand for new or enhanced programs, and the Global E-STEM Excellence Prize awards up to US$50 thousand to nonprofit organizations. The opportunities are open to nonprofit organizations around the world that engage students (ages 11-18) in E-STEM programming. Applications are due on 02 July 2025. E-STEM Education
UK Royal Society — International Collaboration Awards
The International Collaboration Awards provide funding to enable research leaders in the UK to develop research collaborations with international partners. The grants are open to newly independent researchers ready to lead an international research program. Applications can apply to the Royal Society for up to £225 thousand over three years. ODA-eligible applications which include Least Developed Countries can apply for additional funding. The application deadline is 08 July 2025. International Collaboration Awards
Rainforest Trust — Creating New Protected Areas
The Rainforest Trust partners with local conservation organizations to create new protected areas and expand existing ones for Critically Endangered and Endangered species. The Initiative invites applications for conservation partnerships from nonprofit entities and NGOs for projects in tropical Latin America, Africa, and Asia. Applying organizations may submit proposals for either a land purchase or a protected area designation. Applications to create new protected areas are reviewed three times per year. The application deadlines are 01 March, 01 June, and 01 November. Applications for less than US$250 thousand may be submitted on a rolling basis throughout the year. Link
Swiss Re Foundation — Changemakers Africa
The Swiss Re Foundation invites applications for the 2025 Changemakers Africa Incubation Program. This online program is designed to support early-stage entrepreneurs across Africa who are developing innovative solutions in healthcare or climate resilience. Eligible applicants must be based in Africa and commit to 6–8 hours of weekly participation. Participants have the chance to pitch their ventures at the final Demo Day for seed funding of up to US$15 thousand. The deadline to apply is 28 May 2025. Changemakers Africa