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
worldwide
Zoologische Gesellschaft für Arten- und Populationsschutz — Conservation of Globally Threatened or Data Deficient Species
The primary goal of the Zoological Society for the Conservation of Species and Populations (ZGAP) is the conservation of unknown, but highly endangered species and their natural habitats. ZGAP funds conservation projects for globally threatened or data-deficient species, subspecies, and populations. Support is often given to young scientists from the developing world who are eager to implement conservation projects in their home countries. The maximum funding amount per project is €5 thousand. Please note that projects in the wealthier industrial countries (Western Europe, North America, Australia, and Japan) are only supported in exceptional cases. There is no application deadline. Find the guidelines for application here
Finnish Government — Recruiting Foreign Doctoral Students
The EDUFI Fellowship provides initial funding to carry out research for a doctoral thesis in Finland. Researchers or Teachers in Finnish university departments, who wish to recruit a doctoral student or a young researcher from outside Finland, can apply on behalf of the foreign student. The fellowship grant is intended for post-graduate studies as well as research and teaching cooperation in Finnish universities and covers the living costs of the fellow. The EDUFI Fellowship is available to all foreign nationals and all fields of study. Applications are accepted anytime. Link to EDUFI Fellowship
World Land Trust — Land Purchase for Conservation
The Trust provides funding for the initial acquisition of land that has conservation importance. It also funds additional activities related to protection, biodiversity monitoring, education, outreach, habitat restoration, and species reintroduction. The Trust works with legally registered and experienced conservation NGOs based in developing countries. Qualified conservation organizations that seek to become partners prepare a project proposal that follows the Trust’s criteria. There is no calendar deadline. About Buy an Acre
Rufford Foundation — Grants for Nature Conservation
The Rufford Foundation makes grants for nature conservation undertaken by small and medium-sized organizations for projects in the developing world. The Foundation prefers projects that are pragmatic, and that have a significant human element. There are no restrictions by nationality or country of residence. Grant applications are made in sequential stages: first grant, second grant, booster grants, and completion grant. Grants start at £6 thousand and increase to £15 thousand for projects that complete each stage. Applications can be submitted at any time. Instructions for Applicants
Global Biodiversity Information Facility — Virtual Data Mobilization Workshop for West Asia
The Global Biodiversity Information Facility (GBIF) Asia Regional Support Team invites applications for a virtual workshop designed to train data holders in biodiversity data management and publication. The program is open to government and organizational representatives from West Asian countries, including Bahrain, Egypt, Iran, Iraq, Jordan, Lebanon, Oman, Palestine, Qatar, Saudi Arabia, Syria, the United Arab Emirates, and Yemen. Participants will learn project planning, data capture, and the use of GBIF tools, with successful graduates receiving a certification badge. While the workshop is free to attend for the 35 selected participants, no direct financial grants are provided. The program runs from 18 May to 30 June 2026. The deadline for applications is 17 April 2026. More information
American Geophysical Union — Science Journalism Award
The American Geophysical Union accepts nominations for the 2025 science journalism awards. The David Perlman Award for Excellence in Science Journalism recognizes excellence in science news reporting. The Walter Sullivan Award for Excellence in Science Journalism recognizes excellence in science feature reporting. Journalists are welcome to nominate their own work. Nominations may be from any country, in any language, and in any news medium (except books). Each award consists of a plaque and a US$5,000 award. Awardees also receive up to US$1,000 in travel costs to attend an event in Washington, D.C. Nominations can be submitted until 19 April 2026. Science Journalism Awards
Earth Journalism Network — Marine Conservation Story Grants
The Earth Journalism Network (EJN) invites applications for story grants to support in-depth reporting on the global “30×30” target, which aims to protect 30% of the world’s oceans by 2030. This opportunity is open to individual journalists and reporting groups from coastal countries, with a particular priority for applicants from Ghana, Mexico, and the Philippines. Selected grantees receive an average of US$1,500 to cover reporting costs—such as travel, accommodation, and translation—along with editorial mentorship to produce investigative or solutions-focused stories. Proposals should examine the effectiveness of marine protected areas, the impact of industrial fishing, or the role of local communities and technology in ocean conservation. The deadline for applications is 21 April 2026. Marine Conservation Story Grants
European Space Agency — African Research Fellowships 2026
The European Space Agency (ESA) invites applications for its African Research Fellowships to support the next generation of African Earth observation scientists. The program offers four one-year fellowships at the ESA-ESRIN center in Frascati, Italy, starting in October 2026. Applicants must be African nationals holding a PhD or a master’s degree with significant research experience in satellite remote sensing or a related field. Fellows will receive a monthly subsistence allowance, travel expenses, and a relocation package, though the specific financial totals are not disclosed in the call.The deadline for applications is 29 April 2026. African Research Fellowships
Okayama City — Education for Sustainable Development
The Education for Sustainable Development (ESD) Okayama Award rewards outstanding education for sustainable development practices in local communities around the world. The award aims to support the organizations carrying out ESD activities and promote the concept to local communities globally through showcasing their initiatives. Two projects will be selected to receive an award of US$3 thousand each. One representative of the winning projects will be invited to the Award Ceremony in Okayama (Japan). Organizations based in any country are eligible to apply. The deadline for applications is 14 May 2026. ESD Okayama Award