The D-Prize funds pilot projects that more widely distribute relatively low-cost products and services in the fight against poverty. The current challenges include social enterprises for innovations in specified themes of agriculture; energy; WASH; and several other categories. The D-Prize will award 30 teams with up to US$20 thousand each to launch nonprofits or social ventures that can distribute proven poverty interventions to people in need. Eligibility to compete extends to entrepreneurs anywhere in the world and of any age or background. The D-Prize invites concept notes before 17 May (early deadline); 07 June (regular deadline); or 28 June 2026 (limited extension). Link to D-Prize
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100+ Accelerator — Sustainable Action Challenges
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
Canada Fund for Local Initiatives — Community Projects in Moldova
The Canada Fund for Local Initiatives (CFLI) invites proposals that meet the needs of local communities in the Republic of Moldova. Eligible recipients include local non-governmental organizations, academic institutions, and municipal or national government agencies. Projects must align with thematic priorities such as democratic governance, peace and security, or inclusive economic growth, with a cross-cutting focus on gender equality. While the maximum allocation is CAN$100 thousand, typical contributions range between CAN$30 thousand and CAN$60 thousand. The deadline for applications is 17 April 2026. CFLI Moldova
Canada Fund for Local Initiatives — Community Projects in Mongolia
The Canada Fund for Local Initiatives (CFLI) invites proposals that meet the needs of local communities in Mongolia. The priorities under this call include women’s economic rights, decent jobs and entrepreneurship, and investing in the poorest and most vulnerable (which may include agriculture or aquaculture projects), as well as environment, climate action focusing on adaptation and mitigation, and water management. The average contribution is C$15 thousand to C$30 thousand per project. Eligibility extends to not-for-profit local, national, or community-based organizations. The deadline for submission is 17 April 2026. CFLI Mongolia
Canada Fund for Local Initiatives — Community Projects in Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan and Uzbekistan
The Canada Fund for Local Initiatives (CFLI) supports high-impact, small-scale projects in Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan. Funding is primarily available to local, national, or community-based non-governmental organizations and municipal or national government institutions. Projects must address thematic priorities such as inclusive governance, peace and security, sustainable economic growth, or environment and climate action. While the maximum allocation is CAN$100 thousand, typical contributions range between CAN$20 thousand and CAN$60 thousand. The deadline for applications is 30 April 2026. CFLI Kazakhstan
Canada Fund for Local Initiatives — Community Projects in Morocco and Mauritania
The Canada Fund for Local Initiatives (CFLI) supports small-scale, high-impact projects designed by local partners in Morocco and Mauritania. Funding is primarily available to local, national, or community-based non-governmental organizations and municipal or national government institutions. Projects must align with thematic priorities such as inclusive governance, gender equality, environmental action, or peace and security. Contributions typically range from CAN$20 thousand to CAN$50 thousand per project. The deadline for applications is 01 May 2026. CFLI Morocco
Fondation Yves Rocher — Photography Award, Environment and the Planet 2026
The Yves Rocher Foundation’s Photography Award is awarded to a professional photographer who wishes to make a journalistic study of issues relating to the environment, humanity’s relationship with the planet, or the core challenges to sustainability. Eligibility extends to professional photojournalists who can write and speak in French or English. The winner will receive an award of €8 thousand. The closing date for applications is 20 May 2026. Prix Photo
Toyota Foundation — International Grant Program for East and Southeast Asia
The Toyota Foundation supports projects focusing on challenges and issues shared among Japan and other Asian countries. The grant program invites applications in the fields of mutual learning and knowledge-sharing among East and Southeast Asia. The Foundation has previously funded projects in the fields of sustainable energy, agriculture, and water resources. The maximum grant amount per project ranges from US$44 thousand to US$89 thousand. Eligible countries from East and Southeast Asia are listed in the announcement. The application deadline is 30 May 2026. More information
MDPI — Water Young Investigator Award
The journal Water invites nominations for the Young Investigator Award to recognize outstanding achievements by early-career researchers in water science, technology, management, and governance. To be eligible, nominees must have received their PhD no more than 10 years prior to 30 June 2026 and must be nominated by two established senior scientists. The first-prize winner receives CHF 2,000, while the second-prize winner receives CHF 1,500. The award is open to researchers worldwide who have made significant contributions to the field through groundbreaking research. The deadline for nominations is 31 May 2026. More
MDPI — Water Best PhD Thesis Award
The journal Water invites applications for the Best PhD Thesis Award to recognize young scholars who have completed outstanding doctoral research in any aspect of water science, technology, management, or governance. The competition is open to PhD students or recently qualified PhD fellows worldwide, provided their thesis is original work and was defended during 2025. One winner will be selected to receive CHF 800. Applicants must submit an executive summary of their thesis in English. The deadline for applications is 31 May 2026. Thesis Award