The Breakthrough Junior Challenge asks youth to submit scientific discoveries or explain a big scientific idea in Physics, Life Sciences, or Mathematics with a short video (max. 2:00 minutes). One winner receives a US$250 thousand post-secondary scholarship, including an additional US$50 thousand teacher prize and US$100 thousand Breakthrough Science Lab. Eligibility is limited to individuals between the ages of 13 and 18 but is open to participants worldwide without geographic limitations. Videos have to be submitted by 15 September 2025. Know more
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ETH Zurich — Doctoral Mentorship Program
ETH for Development (ETH4D) provides grants for mentoring doctoral candidates. The mentorship entails remote support of doctoral candidates in low- and lower-middle-income countries as well as a research stay of 1-3 months at ETH Zurich. The grant covers expenses up to a maximum of CHF 15 thousand. Eligibility extends to doctoral candidates who are registered at a university or research institute in any low- or middle-income country. The next application deadline is 15 October 2025. ETH Doctoral Mentorship Program
Royal Geographical Society — Gilchrist Fieldwork Award
The Royal Geographical Society invites applications for the Gilchrist Fieldwork Award. The aim of the award is to support challenging overseas fieldwork projects carried out by a team of university academics and researchers. The team should comprise up to 10 members, the majority of whom should be British. Previous winning themes include climate change, ecosystem function, climate science, and ocean circulation. The biennial award offers £15 thousand. The deadline for applications is 23 November 2025. More
Foundation for the Third Millennium — Sustainability Program
The Foundation for the Third Millennium offers funds to projects that promote environmental protection and health, social justice, and economic independence in balanced proportions. Applications should focus on combining ecological, social, and economic aspects. The Foundation works exclusively with organizations based in Switzerland, in neighboring European countries or in the UK. Applications can be submitted anytime. Process
United Nations — Climate Ambition Accelerator
The United Nations Global Compact invites companies participating in the UN Global Compact to join the 2025 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 2025. More information
United Nations Environment Program — Champions of the Earth 2025
The Champions of the Earth is the UN’s highest award to honor people and organizations worldwide for leadership and action on sustainable development, climate change, and a life of dignity. This year, UNEP seeks nominations of individuals, organizations, and governments working on sustainable solutions to eliminate plastic pollution. Persons may nominate themselves, their own organizations, or a third party whom they believe should receive recognition. Nominations must be supported by three endorsers. The closing date for nominations is 30 April 2025. UN Champions of the Earth
Global Development Network — Strengthening Research Capacity in Biodiversity
The Global Development Network (GDN) launches a global consultation to gather insights on strengthening national research capacity in biodiversity. Researchers, policymakers, and practitioners are invited to share ideas on capacity-building mechanisms, successful policy-research partnerships, and sustainable funding strategies. The results will be analysed and shared, with participating institutions gaining early access to findings and potential collaboration opportunities. The deadline is 16 May 2025. Details
SVG Ventures — Global Accelerator for Agrifood Tech Startups
Silicon Valley Global Ventures is an investment, technology, and advisory firm that invests in companies that go through their accelerator program. The THRIVE Global Impact Challenge seeks innovative startups advancing a more sustainable future for agriculture. Selected companies benefit from an accelerator program that provides investment, mentorship, and direct access to agriculture companies and farmers. The winning company will receive an investment of up to US$1 million. The application deadline is 25 May 2025. THRIVE Global Impact Challenge
Food and Agriculture Organization of the United Nations — Global Forestry Champions
The Food and Agriculture Organization of the United Nations (FAO) seeks to honor individuals, institutions, initiatives, and programs that have significantly impacted forestry development at national, regional, or global levels. Selected nominees will be recognized for their achievements across ten thematic areas, including forest restoration, biodiversity, climate action, and innovation. The call for nominations is open to governmental institutions; national, regional or local agencies; intergovernmental organizations; non-government organizations; academia; community service organizations; and the private sector. The deadline for receiving nominations is 31 May 2025. More about this opportunity
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 31 May 2025. ESD Okayama Award