Impact

Water doesn't recognize borders — and neither do the threats it faces. Our local teams work tirelessly to defend it.

This work is possible because of partners like you. Learn how you can join.

Impact

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

• Legal advocacy driving stronger standards

Join thousands of environmental advocates organizing against pollution.

Impact

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

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