Programs

Water doesn't recognize borders — and neither do the threats it faces. Our international teams work 24/7 to defend it.

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

Programs

We believe that nature can heal if we give it the chance. Our 20-year track record shows what's possible.

• Long-term scientific monitoring of water quality shifts

Join thousands of water guardians organizing for justice.

Programs

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my action prevents harm. Now I'm leading others.' — David T., Water Guardian

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across generations to hold polluters accountable.