Who We Are

Our work begins where rivers meet the sky and ends where groundwater feeds the soil. We use partnerships to protect it all.

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

Who We Are

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across generations to rebuild what was lost.

• Community science programs for grassroots knowledge

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

Who We Are

'Thirty years ago, this river was dying. Thanks to this organization, children can swim safely. I watch the difference daily.' — Professor Chen

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