Our Mission

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 scientists like you. Your voice is essential.

Our Mission

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

• Emergency support for crisis zones

Join thousands of water guardians organizing for justice.

Our Mission

'Thirty years ago, this river was polluted. Because we organized, children can swim safely. I bring my grandchildren to witness it.' — Commissioner James

We believe that nature can heal if we give it the chance. Our decade of victories shows what's possible.