Our Change

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.

Our Change

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

• Long-term scientific monitoring of water quality shifts

Join thousands of environmental advocates organizing against pollution.

Our Change

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my action prevents contamination. Now I'm inspiring others.' — Michael O., Watershed Advocate

We believe that nature can heal if we restore what was lost. Our growing coalition shows that grassroots action works.