The Mesoamerican Reef Fund (MAR Fund) announces its annual request for proposals with two available financial windows: Traditional Small Grants and Reef Rescue Initiative. Traditional Small Grants support Coastal and Marine resources management and protection in the Mesoamerican Reef (MAR). Reef Rescue Initiative supports and strengthens science-based restoration, repopulation, and rehabilitation of coral reefs in the MAR region. The proposals to be presented may have a duration of up to two years. Funding ranges from US$30 thousand to US$50 thousand. At least 25% of the total budget must come from other sources, as a match to the requested funds. All coral reefs within the MAR region are eligible. The deadline for the submission of proposals is 09 September 2025. Mesoamerican Reef Fund
community projects
King Baudouin Foundation — Internship in Sustainable Water Management
The Elisabeth & Amelie Fund supports sustainable water management in developing countries, among others by financing on-the-spot internships for students from developing countries who are studying in Belgium. The internship will take place in a developing country (the student’s country of origin or another country). The grant will cover the expenses inherent to the internship, up to a maximum of €5 thousand. The internships are for students from developing countries who are pursuing a master’s level degree that is linked to water management. The deadline for applications is 20 October 2025. Elisabeth & Amelie Fund
Royal Geographical Society — Expedition Grants
The Ran and Ginny Fiennes Award offers grants between £2,000 and £5,000 to support humanitarian, scientific, or educational projects worldwide. The award is designed to support emerging travelers and expeditioners. The deadline for applications for projects is 30 November 2025. Ran and Ginny Fiennes Award
Jean Sainsbury Animal Welfare Trust — Animal Protection and Welfare
The Jean Sainsbury Animal Welfare Trust makes grants to small UK-registered charities in support of animal protection, animal welfare, and the conservation of wildlife. The Trust only supports UK charities but funds can be used for animal protection projects abroad. The maximum funding given in the past was £35 thousand. The Trust has three annual deadlines: 01 April, 01 August, and 01 December. Click here for details
Google — Startups for Sustainable Development
The Google Startups for Sustainable Development Program is a global online initiative that supports early-stage technology startups addressing one or more of the United Nations Sustainable Development Goals (SDGs). The program offers expert mentorship, access to Google’s platform technologies—including cloud, AI tools, and datasets—funding connections without equity requirements, and community-building through virtual events and peer engagement. Applications are accepted on a rolling basis. Google Startups for Sustainable Development Program
South Pole — Nature-based Climate Action Projects
South Pole offers landowners, community groups, conservation organizations, and other groups the opportunity to develop their own nature-based climate action projects. South Pole seeks conservation and restoration projects in forestry and land use that protect wildlife, empower communities, and create sustainable economies, as well as large-scale nature-based solutions for a post-COVID green recovery. Ecosystem protection projects and restoration projects must focus on creating or protecting the habitat of endangered species. South Pole offers support, short-term financing, technical guidance, and advisory throughout the development process. Proposals will be open until further notice. Know more
Vegan Society — Grant Program
The Vegan Society supports projects that support small scale animal agriculture farming to transition to crop farming or land management. Or other forms of sustainable land management that don’t use animals. The typical award is no more than £1 thousand. The Vegan Society welcomes applications from across the world. Panels are held on a quarterly basis. Vegan Society Grants
Reckitt — Catalyst Social Impact Program
The Catalyst Social Impact Program supports social enterprises focused on health, hygiene, water, sanitation, and climate resilience. The program provides tailored business development, mentorship, and funding to scale purpose-driven ventures that address systemic inequalities and deliver community-level impact. The program is open to entrepreneurs from Nigeria, Kenya, South Africa, India, Pakistan, Indonesia, Mexico, Brazil, and the United States. The deadline to apply for the 2025 cohort is 10 August 2025. Details here
Critical Ecosystem Partnership Fund — Biodiversity Conservation in Madagascar and the Indian Ocean Islands
The Critical Ecosystem Partnership Fund (CEPF) seeks to empower communities and civil society in Madagascar and the Indian Ocean Islands to implement actions to improve the resilience of species, ecosystems, and human populations to climate change. CEPF intends to make small grants of up to US$50 thousand in support of strengthening the capacity of local communities and civil society at regional and local levels to enhance adaptive capacity and reduce exposure to climate change risks, and supporting research and ensure the dissemination of results for the promotion and improvement of knowledge on ecosystem-based adaptation actions. Eligibility extends to NGOs, community groups, private enterprises, universities, and other civil society applicants. The closing date for letters of inquiry is 29 August 2025. More
Stiftung Artenschutz — Amphibian Conservation Fund
The Amphibian Conservation Fund supports conservation actions for threatened amphibian species worldwide. Projects must focus on species listed as Critically Endangered, Endangered, or Vulnerable on the IUCN Red List. Initiatives targeting Data Deficient or Not Evaluated species may also qualify if a clear conservation concern is demonstrated. Eligible activities include habitat protection, urgent field research, conservation breeding, reintroductions, training, education, and community engagement. Funding is available for projects up to €5,000 with a duration of up to 12 months. Proposals are accepted in English or German, and the program is open to applicants from any country. The application deadline is 31 August 2025. Amphibian Conservation Fund