Get Involved

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 partners like you. Learn how you can join.

Get Involved

We believe that nature can heal if we give it the chance. Our decade of victories shows that change happens.

• Policy research driving enforcement

Join thousands of climate leaders organizing for change.

Get Involved

'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my data prevents crisis. Now I'm leading others.' — Michael O., Water Guardian

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.