Initiatives

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. Learn how you can join.

Initiatives

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

• Water access programs for vulnerable populations

The water that flows through you connects you to 7 billion people — and billions more organisms. Stand with us.

Initiatives

'Thirty years ago, this river was polluted. Because we organized, native fish are returning. I watch the difference daily.' — Dr. Robert L.

We believe that nature can heal if we restore what was lost. Our 20-year track record shows that change happens.