The Earth Prize

Closes 10 Jan 2027 The Earth Foundation Switzerland

Prize

USD 10,000 per regional winner (USD 104,500 total pool)

Apply on the official site

What it funds: Prize money for school students aged 13 to 19 with environmental sustainability solutions
Who can apply: Students born between 2007 and 2014
Currently in school, homeschool or another education programme
Open worldwide, India included
When you can apply: Closes 10 Jan 2027
How to apply: Register on The Earth Prize site by 10 Jan 2027, then submit a Blueprint by 31 Jan 2027
Best for: Idea stage
Sectors: CleanTech
Run by: International programmes

The Liveability ChallengeS$1 million grant for the top Oceans solution; over S$5.5 million in total Closes 18 Feb 2027
TVARAN 3.0: Maharashtra Tech Accelerator Project (T-MAP)Share of a ₹3 crore pilot fund pool Open now
UNDP Ocean Innovation Challenge (5th Call)Up to US$100,000 per project Closes 15 Nov 2026
UNICEF Venture FundUp to USD 100,000 Open all year
ACT Grants (Catalyst and Momentum Grants)Amount set per project Open all year
ADEETIE Interest Subvention for Energy Efficient MSMEs5% interest subvention (micro and small) or 3% (medium) on energy efficiency loans Open all year
UNEP Young Champions of the EarthUS$10,000 per winner, plus a shot at a US$100,000 grant Closed
Breakthrough Energy Fellows (Innovator Fellowship)Up to $500,000, invested as a SAFE Closes 2 Nov 2026

CleanTech grants for startups

Starter opens 30 grants in full. Pro opens every one.