Who We Are

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

This work is possible because of scientists like you. Every contribution matters.

Who We Are

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.

• Invasive management to rebuild resilience

The water that flows through you connects you to 7 billion people — and billions more organisms. Stand with us.

Who We Are

'Thirty years ago, this river was polluted. Because we organized, native fish are returning. I bring my grandchildren to witness it.' — Dr. Robert L.

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