Climate & Sustainability Hackathons

Explore 50 climate & sustainability hackathons. Hackathons addressing climate change, sustainability, clean energy, and environmental challenges.

Hackathons

46

Avg Prize

$5K

Organizers

57

Friday, August 21, 2026

Ongoing

Hackathon 2026 Challenge

Online
Mar 1 – Dec 18, 2026TechHub Africa LLCOnline$1K
Climate Tech
Cloud
Ongoing

HackfiniX 2026

In Person
Apr 1 – Sep 12, 2026Cambridge Institute of Technology North Campus, BengaluruBengaluru, India$15K
Cloud
Climate Tech
Ongoing

NextWave: A Youth Climate Data Challenge

Online
May 1 – Oct 30, 2026Online
Data Science
Climate Tech
Ongoing

The Rice University Urban Sustainability Hackathon

Online
Jun 23 – Sep 18, 2026Rice UniversityOnline$18K
Climate Tech
Data Science
Web Development
Ongoing

Indradhanu: PCCOE International Grand Challenge 2026

In Person
Jun 30, 2026 – Feb 14, 2027Pimpri Chinchwad College of Engineering (PCCOE), PunePune, India$2K
Artificial Intelligence
Climate Tech
Cloud Computing
Ongoing

A Step Ahead of Drought: Forecasting Global Water Storage Challenge

Online
Jul 9 – Sep 13, 2026ITUOnline$2K
Data Science
Climate Tech
Innovation
Ongoing

Hackathon to Solve India's Garbage Problem

Online
Jul 20 – Oct 10, 2026Wonksknow India Technologies Pvt LtdOnline
IoT (Internet of Things)
Artificial Intelligence
Climate Tech
Ongoing

GatewayGS & The AEI Initiative: AI 4 Earth Hackathon

Online
Jul 25 – Aug 22, 2026GatewayGSOnline$25
Artificial Intelligence
Climate Tech
Data Science
Ongoing

Wishlist Hackathon 2026 - Marine Vision Challenge

Online
Jul 25 – Aug 29, 2026Online$3K
Marine Vision
Innovation
Climate Tech
Ongoing

InnoVenture 2026 – International Innovation & Technology Challenge

In Person
Jul 26 – Sep 25, 2026Amity University (AU), NoidaNoida, India$3K
Artificial Intelligence
Climate Tech
Edtech
Ongoing

Techno Vbiquity 2.O – Technical Coding Competition

Online
Jul 29 – Sep 5, 2026Technocrats Group of Institutions, Bhopal, Madhya PradeshOnline$54
Data Science
Cloud Computing
Climate Tech
Ongoing

AETHOS - Day Zero

Online
Aug 3 – Oct 3, 2026Together We SolveOnline
Artificial Intelligence
Climate Tech
Ongoing

Pasumai Hackathon

Online
Aug 5 – Sep 9, 2026SRM Institute of Science and Technology (SRMIST), Kattankulathur, ChennaiOnline$300
Climate Tech
Artificial Intelligence
Cloud Computing
Ongoing

Hack the Habitat

Online
Aug 7 – Aug 31, 2026Hack the HabitatOnline$1K
Data Science
Climate Tech
Web Development
Ongoing

ABB Accelerator 2026

Online
Aug 11 – Sep 27, 2026Online
Innovation
Research
Sustainability
Ongoing

BSM Agentic AI Competition

In Person
Aug 12 – Aug 30, 2026Badruka School of ManagementMedchal, India$600
Artificial Intelligence
Climate Tech
Cloud Computing
Ongoing

Yuva Yodha Energy Tech Hackathon

Online
Aug 16 – Oct 4, 2026Online
Climate Tech
Clean Energy
Innovation
Ongoing

GNSS 4 Rural-Urban Divide Bridging (G4R-UDB) Hackathon

Online
Aug 18 – Sep 5, 2026SATNAV AFRICA JPOOnline
Data Science
Climate Tech
Ongoing

Climate Risk and Health Prediction Challenge

Online
Aug 18 – Oct 18, 2026Online$1K
Healthtech
Climate Tech
Ongoing

NextStep Hacks 2026

Online
Aug 21 – Aug 23, 2026HackAlphaXOnline$2K
Data Science
Climate Tech
Web Development

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Past hackathons

Recently ended — many run again.

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