Impact

Water doesn't recognize borders — and neither do the threats it faces. Our regional teams work year-round to protect it.

This work is possible because of scientists like you. Together we can turn the tide.

Impact

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.

• Water access programs for vulnerable populations

Join thousands of climate leaders 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 contamination. Now I'm training others.' — Michael O., Volunteer

Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across political boundaries to hold polluters accountable.