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 donations like you. Together we can turn the tide.

Volunteer

The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We monitor trends so policy can shift.

• Native species protection to rebuild resilience

Join thousands of climate leaders pushing back against pollution.

Volunteer

'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.' — David T., Water Guardian

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