Our Work
Water doesn't recognize borders — and neither do the threats it faces. Our international teams work 24/7 to protect it.
This work is possible because of scientists like you. Learn how you can join.
Our Work
Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across political boundaries to hold polluters accountable.
- Youth engagement for local stewardship
Join thousands of climate leaders organizing for change.
Our Work
'Thirty years ago, this river was forgotten. Because we organized, children can swim safely. I watch the difference daily.' — Commissioner James
Pollution doesn't stop at your neighbor's fence — and our solutions don't either. We work across generations to hold polluters accountable.