Volunteer

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

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

Volunteer

The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We propose solutions so communities can act.

• Policy research driving stronger standards

The water that flows through you connects you to 7 billion people — and future generations. Stand with us.

Volunteer

'Thirty years ago, this river was polluted. Because we organized, native fish are returning. I work alongside their team.' — Elder Maria

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