The Fonds Pierre Castel invites applications for the Pierre Castel Prize to support agricultural entrepreneurship in Africa. The program targets entrepreneurs between 18 and 45 years old who lead businesses in the agriculture, agrifood, or circular economy sectors. Applicants must be residents and nationals of Algeria, Benin, Burkina Faso, Cameroon, Côte d’Ivoire, Madagascar, or the Democratic Republic of Congo. The prize offers €15 thousand for the first-place winner and €10 thousand for the second-place winner in each country, along with mentorship and professional coaching. Applications must be submitted by 30 May 2026. Pierre Castel Prize
Ilka Westermeyer
MDPI — Forests Travel Award
The Forests Travel Award encourages junior scientists to present their latest research at academic conferences in the field of forests and forest ecology. The financial support of CHF800 can be used to attend an international conference held in 2026. Applicants must be postdoctoral fellows or PhD students involved in forestry-related sciences. Applications have to be submitted by 31 May 2026. Forests Travel Award
MDPI — Forest Best PhD Thesis Award
The journal Forests invites nominations for its annual award recognizing outstanding research published in the field of forest science. The competition is open to authors of research or review articles published in the journal during the 2025 calendar year. The editorial board selects winners based on the scientific merit and impact of the work. The program offers a prize of CHF 500 and a certificate, along with an opportunity to publish one additional paper free of charge in the journal after peer review. The deadline for nominations is 31 May 2026. Best PhD Thesis Award
CCAS Center of Excellence — Climate Change Research Fellowships
The CCAS Center of Excellence (CCAS CoE) invites applications for its fellowship programs focused on climate change research and atmospheric sciences. These fellowships are open to PhD candidates and postdoctoral researchers who are affiliated with academic or research institutions in any country. The program provides financial support to cover travel expenses and research-related costs for projects aligned with the Center’s mission to address environmental challenges. While specific grant amounts are not listed on the website, the funding typically supports short-term research stays and collaborative projects. Applications must be submitted by 31 May 2026. Details here
Africa Centre for Energy Policy — Energy Leaders Innovation Challenge 2026
The Africa Centre for Energy Policy (ACEP) invites applications for the Future Energy Leaders Innovation Challenge. The program is open to young African innovators, researchers, and entrepreneurs who are developing sustainable energy solutions to address energy poverty and climate change across the continent. Selected participants receive technical mentorship, access to industry networks, and a grant of US$5 thousand to pilot or scale their innovations. Applicants must be between 18 and 35 years old and residents of an African country. The deadline for applications is 31 May 2026. Energy Innovation Challenge
IUCN — Community Solutions to Plastic Pollution in the Caribbean
The International Union for Conservation of Nature (IUCN) invites proposals for the Sustainable Small Grants Programme to address plastic pollution in the Caribbean. The program supports community-driven projects in Antigua and Barbuda, Grenada, Saint Lucia, St. Kitts and Nevis, and St. Vincent and the Grenadines that implement circular economy principles and improve local waste management systems. Non-governmental organizations, community-based organizations, and academic institutions are eligible to apply for funding. Each participating country is allocated up to €80 thousand, with individual grants ranging from €30 thousand to €80 thousand. The deadline for applications is 31 May 2026. Know more
Audi Environmental Foundation — One Young World Scholarship
The Audi Environmental Foundation offers scholarships for young leaders dedicated to accelerating social and environmental change. The program is open to individuals aged 18 to 30 from all countries who demonstrate leadership skills and a commitment to creating positive impact through new technologies or innovative solutions. Selected scholars receive full funding to participate in the One Young World Summit 2026, including travel, accommodation, and catering, as well as access to a global network of peers and mentors. Applications must be submitted by 01 June 2026. One Young World Scholarship
Critical Ecosystem Partnership Fund — Small Grants for the Cerrado
The Critical Ecosystem Partnership Fund (CEPF) invites civil society organizations to submit letters of inquiry (LOIs) for small grants to support biodiversity conservation in the Cerrado hotspot in Brazil. This call targets projects that align with the investment priorities detailed in the regional ecosystem profile. Grants are available for amounts of up to US$50 thousand. The deadline for letters of inquiry is 03 June 2026. Small Grants for the Cerrado
Earth Journalism Network — Workshop on Renewable Energy
The Earth Journalism Network invites applications for a workshop in Bhubaneswar, India, focused on renewable energy and a just energy transition. The program is open to content creators, influencers, and community communicators who are interested in deepening their reporting on energy issues. Participants will receive full funding for travel, lodging, and meals to attend the workshop. The deadline for applications is 05 June 2026. Workshop on Renewable Energy
Canada Fund for Local Initiatives — Community Projects in Jamaica
The Government of Canada provides funding for small-scale, high-impact projects in Jamaica and The Bahamas through the Canada Fund for Local Initiatives (CFLI). This program supports local non-governmental organizations, community groups, and academic institutions for initiatives focused on gender equality, inclusive governance, and climate action. Most grants range from CAN$15 thousand to CAN$25 thousand for projects that address the specific needs of local communities. The deadline for applications is 05 June 2026. More