Who We Are

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 donations like you. Your voice is essential.

Who We Are

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

• Water access programs for vulnerable populations

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

Who We Are

'Thirty years ago, this river was polluted. Because we organized, the ecosystem breathes again. I work alongside their team.' — Elder Maria

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