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
51
Sunday, September 13, 2026
Ongoing
Hackathon 2026 Challenge
Online
Mar 1 – Dec 18, 2026TechHub Africa LLCOnline$1K
Climate Tech
Cloud
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
Social Impact
Ongoing
LUMA Hackathon (September 20th - 28th)
Online
Jun 26 – Sep 28, 2026LUMAOnline
Artificial Intelligence
Fintech
Climate Tech
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
Ongoing
A Step Ahead of Drought: Forecasting Global Water Storage Challenge
Online
Jul 9 – Sep 13, 2026ITUOnline$2K
Data Science
Climate Tech
Sustainability
Ongoing
Hackathon to Solve India's Garbage Problem
Online
Jul 20 – Oct 10, 2026Wonksknow India Technologies Pvt LtdOnline
IoT
Artificial Intelligence
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
Samadhan 2026( National Social Innovation Challenge)
In Person
Jul 31 – Dec 15, 2026UPAY (Underprivileged Advancements by Youth)Delhi, India
Social Impact
Climate Tech
Edtech
Ongoing
FUSION X 1.0 – 24-Hour Hackathon
In Person
Aug 1 – Sep 19, 2026Paavai Engineering College (PEC), NamakkalNamakkal, India$600
Healthtech
Edtech
Climate Tech
Ongoing
AETHOS - Day Zero
Online
Aug 3, 2026 – Feb 4, 2027Together We SolveOnline
Artificial Intelligence
Climate Tech
Ongoing
ABB Accelerator 2026
Online
Aug 11 – Sep 27, 2026Online
Innovation
Research
Sustainability
Ongoing
Yuva Yodha Energy Tech Hackathon
Online
Aug 16 – Oct 4, 2026Online
Climate Tech
Clean Energy
Innovation
Ongoing
Climate Risk and Health Prediction Challenge
Online
Aug 18 – Oct 18, 2026Online$1K
Healthtech
Climate Tech
Health
Ongoing
NextStep Hacks 2026
Online
Aug 21 – Sep 20, 2026HackAlphaXOnline$2K
Climate Tech
Social Impact
Artificial Intelligence
Ongoing
Graphiques Innovation Challenge
Online
Aug 22 – Sep 13, 2026Hack ClubOnline
Fintech
Climate Tech
Ongoing
St.Jude's Code Arena
Online
Aug 22 – Sep 20, 2026St. Jude's Public School(SJPS), NilgirisOnline
Cloud
Climate Tech
Edtech
Ongoing
CodeRumble 4.0
In Person
Aug 31 – Sep 25, 2026Indian Institute of Information Technology, Design and Manufacturing (IIITDM), JabalpurJabalpur, India$240
Climate Tech
Edtech
Ongoing
Predicting Electric Vehicle Purchases
Online
Sep 1 – Sep 30, 2026KaggleOnline
Data Science
Machine Learning
Clean Energy
Ongoing
MunichTech EXPO
In Person
Sep 1 – Sep 20, 2026MunichTecg EXPOMunich, Germany
Artificial Intelligence
Climate Tech
Edtech
Ongoing
Navonmesh 26 - A National Level Hackathon (In Collaboration with Qualcomm)
In Person
Sep 1 – Nov 2, 2026Shri Shankaracharya Institute of Professional Management and Technology, RaipurRaipur, India$3K
Artificial Intelligence
IoT
Climate Tech
Ongoing
CodeMyFYP HACK 26 — 48-Hour Virtual Hackathon
In Person
Sep 4 – Sep 21, 2026Karthik Rajesh ShetBengaluru, India
Artificial Intelligence
Climate Tech
Ongoing
Zinnovatio 4.0
In Person
Sep 4 – Sep 18, 2026Chandigarh University (CU), Ajitgarh, PunjabMohali, India
Artificial Intelligence
Climate Tech
Edtech
Ongoing
Agnitia 2026 : 36 Hours National Level Hackathon
In Person
Sep 7 – Oct 10, 2026Prestige Institute of Engineering, Management and Research (PIEMR), IndoreIndore, India$2K
Artificial Intelligence
Cybersecurity
Climate Tech