Volunteer

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. Together we can turn the tide.

Volunteer

We believe that nature can heal if we give it the chance. Our 20-year track record shows that change happens.

• Disaster response for vulnerable populations

Join thousands of water guardians organizing for justice.

Volunteer

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

We believe that nature can heal if we give it the chance. Our growing coalition shows what's possible.