Small actions add up to real change!

By taking action in our own lives and inspiring the people around us, each of us contributes to a world of impact. Learn more at

We believe the little things make a big difference.

EcoChallenge gives you the tools and inspiration to reduce your impact on the planet and contribute to a healthy, vibrant, and sustainable future — while engaging your community and having fun in the process. EcoChallenge changed the habits and lives of over 20,000 participants from across the world.

NWEI’s October EcoChallenge

Our October EcoChallenge is free and open to everyone. In 2017 we had over 12,000 people from 83 countries take action in their communities during the EcoChallenge. Check out our collective impact here.

Host your own EcoChallenge

You can use the power of the EcoChallenge platform to create a custom Challenge event for your workplace, college, city or community. Your Challenge can be tailored to meet the needs and goals of your audience. We invite you to find out more about our custom engagement solutions to see how EcoChallenge could work for your organization.

Working on Sustainable Development Goals?

See how EcoChallenge connects to the United Nations’ Sustainable Development Goals, and infuses your community with ideas and tools for working toward the Goals.