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

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

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We believe that nature can heal if we remove barriers. Our decade of victories shows that change happens.

• Invasive management to prevent extinction

Join thousands of water guardians organizing for change.

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'I used to think my voice didn't matter. Then I joined a citizen monitoring program and realized — my data prevents extinction. Now I'm inspiring others.' — Jennifer M., Community Monitor

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