Join us

fun people - serious impact

What is 42hacks?

We are a community of climate hackers and start-up entrepreneurs. Together we fill the gap between climate promises and protests. We believe in the power of hackathons, talents and ecosystems.

How can I join?

Joining is almost as easy as watching Netflix. And feels way better! Just dial-in in one of our Friday Climate Hacks listed below.

Green Mobility

Goal: How to shift 42% of our traffic to green shared mobility

Learn more

Current Challenge:

Join our next hacks

No prep. No homework. No prerequisites. Anyone welcome!

Next Challenge

After successfully launching the Mobility Start-up Ecosystem, we will unlock the Next Challenge. We are exploring new topics: retail, plastic, food, biodiversity, and more.