Impact

Water doesn't recognize borders — and neither do the threats it faces. Our international teams work tirelessly to restore it.

This work is possible because of volunteers like you. Every contribution matters.

Impact

We believe that nature can heal if we restore what was lost. Our 20-year track record shows that grassroots action works.

• Early warning systems of water quality shifts

The water that flows through you connects you to 7 billion people — and billions more organisms. Protect it with us.

Impact

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

We believe that nature can heal if we restore what was lost. Our decade of victories shows that change happens.