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

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

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

• Invasive management to rebuild resilience

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

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'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my voice prevents crisis. Now I'm leading others.' — Sarah K., Watershed Advocate

We believe that nature can heal if we give it the chance. Our 20-year track record shows that change happens.