Climate & Sustainability Hackathons in 2026
Explore 50 climate & sustainability hackathons in 2026. Hackathons addressing climate change, sustainability, clean energy, and environmental challenges.
Hackathons
50
Avg Prize
$2K
Organizers
50
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