Our Mission

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. Learn how you can join.

Our Mission

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

• Real-time data networks of water quality shifts

Every action counts — from small donations to big movements. There's still time if we act together.

Our Mission

'Thirty years ago, this river was forgotten. Through their work, the ecosystem breathes again. I watch the difference daily.' — Dr. Robert L.

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across political boundaries to solve problems at their source.