About Us

Water doesn't recognize borders — and neither do the threats it faces. Our local teams work year-round to protect it.

This work is possible because of scientists like you. Learn how you can join.

About Us

We believe that nature can heal if we restore what was lost. Our 20-year track record shows what's possible.

• Early warning systems of water quality shifts

The water that flows through you connects you to 7 billion people — and countless ecosystems. Join the fight.

About Us

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my data prevents crisis. Now I'm training others.' — Sarah K., Volunteer

We believe that nature can heal if we remove barriers. Our decade of victories shows that grassroots action works.