The Visiting PhD Fellowship Program gives registered doctoral students the opportunity to utilize the resources and facilities at UNU-WIDER for their PhD dissertation or thesis research on developing economies. Applicants must be enrolled in a PhD program and have shown the ability to conduct research on developing economies. NU-WIDER provides a travel grant and a monthly stipend of €1,850 to cover living expenses in Helsinki during the period of their fellowship. The deadline for submission of applications is 31 March 2026. UNU-WIDER Visiting PhD Fellowship
worldwide
World Food Forum — Startup Innovation Awards
The World Food Forum invites young entrepreneurs to apply for its Startup Innovation Awards. The program highlights youth-led startups using technology to transform agrifood systems, end global hunger, and meet sustainable development goals. Eligibility is limited to startups with at least one founder or executive between 18 and 35 years old. Award winners receive at least US$7,500 per category, while the overall “Startup of the Year” receives an additional US$10 thousand prize. Applications are open globally and must be submitted by 01 April 2026. WFF Startup Innovation Awards
The Iris Project — Prize for Nature Conservation
The Iris Prize celebrates and supports young people accelerating action to protect and restore nature. The Iris Project awards three grants each year: US$5,000 for ages 14-24 awarded for a new idea; US$10 thousand for ages 16-24 awarded for an existing project; US$15 thousand for ages 16-24 awarded for an established project. Application is open to individuals, teams and organizations from all around the world. Applications are open until 08 April 2026. About the prize
Aspire Institute — Leaders Program for First-generation University Students
The Aspire Leaders Program provides academic and professional development resources to students who are from backgrounds of social and financial adversity. All applicants must be between the ages of 18-26, come from a low-income background and be the first generation to attend university. Through the program, students will gain access to fully-funded HarvardX courses and participate in live seminars with Harvard University. Eligibility extends to students from all around the world as long as they are enrolled in an undergraduate program or have recently graduated (within three years). The application deadline is 13 April 2026. Aspire Leaders Program
World Food Prize Foundation — Innovate for Impact Challenge 2026
The World Food Prize Foundation hosts the Innovate for Impact Challenge to accelerate agricultural technology solutions that address global food security. Early-stage, for-profit AgTech startups from any country are eligible to apply. The winner receives a US$50 thousand grand prize, while second and third-place finalists receive US$10 thousand and US$5 thousand respectively. All three finalists gain international exposure by pitching their innovations live at the Borlaug Dialogue in Des Moines, Iowa. The deadline for applications is 15 April 2026. Innovate for Impact Challenge
Google.org — Impact Challenge: AI for Science
Google.org invites applications for its AI for Science Impact Challenge, a US$30 million global initiative to accelerate scientific breakthroughs using artificial intelligence. The program focuses on two primary domains: health and life sciences, and climate resilience and environmental science. Eligible applicants include nonprofit organizations, academic and research institutions, and for-profit social enterprises with a clear social impact purpose. Selected organizations will receive grants ranging from US$500 thousand to over US$3 million, alongside participation in a six-month Google.org Accelerator providing pro bono technical expertise and Google Cloud credits. The deadline for applications is 17 April 2026. Link to the Impact Challenge
Climate Curve — Climate Curve Prize: Methane
Climate Curve invites applications for the Climate Curve Prize: Methane to support global solutions for methane mitigation in food and waste systems. The program targets five categories: mitigation, social and cultural pathways, monitoring and verification, and finance. The prize is open to applicants worldwide, including individuals, non-profit organizations, and for-profit companies. Eight laureates will each receive US$25 thousand to support their work, with winners announced during New York Climate Week. The deadline for applications is 17 April 2026. Info
Biomimicry Institute — Accelerator Program
The Biomimicry Institute seeks applications for its Ray of Hope Accelerator. The institute supports high-impact nature-inspired startups from all over the globe. Each selected startup receives US$15 thousand in non-dilutive funding and over US$50 thousand worth of in-kind services. The program includes tailored coaching, investor introductions, and a 4-day Nature Retreat. The application deadline is 24 April 2026. Know more
Miller Center for Social Entrepreneurship — Training for Social Entrepreneurs
The Miller Center for Social Entrepreneurship accepts applications for an accelerator program focused on social enterprises working on women’s economic power and/or climate resilience. The program is designed for established social entrepreneurs who directly serve people living in poverty who suffer disproportionately from climate change. Climate resilience falls into one of the following three categories: sustainable energy, availability of sustainable management of water and sanitation, and climate-smart agriculture. Non-profit, for-profit, or hybrid social enterprises that have a clear commitment to an earned revenue model with the potential for scale are all encouraged to apply. There are no geographical limitations. The application deadline is 27 April 2026. Link
United Nations — Climate Ambition Accelerator
The United Nations Global Compact invites companies participating in the UN Global Compact to join the 2026 Climate Ambition Accelerator. This six-month programme aims to (1) equip businesses with the knowledge and skills to set science-based emissions reduction targets aligned with the 1.5°C pathway and (2) support their journey towards achieving net-zero emissions by 2050. Participants will benefit from global best practices, peer-to-peer learning, practical activities, capacity-building sessions, and on-demand training. The deadline for receiving applications is 30 April 2026. More information