Join Challenge16 Sign up and start register your biked kilometers. For every 16 participants, one new tree is planted! Just log in if already member.
Challenge16 is a worldwide biking challenge aiming at making you and the world healthier.
The idea is simple: join challenge16, use your bike in everyday movements and register your kilometers. In return, we plant new trees!
Every time 16 new participants get on board, we’ll plant a tree, and the more you bike the more trees we plant!
To sum up, by joining this challenge, you:
- Plant new trees
- Reduce CO2
- Get in shape
- Make a difference for the environment right now
Join now and invite all your friends!