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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.

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We believe that nature can heal if we give it the chance. Our growing coalition shows that change happens.

• Early warning systems of water quality shifts

Join thousands of climate leaders pushing back against pollution.

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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 harm. Now I'm leading others.' — David T., Community Monitor

We believe that nature can heal if we give it the chance. Our decade of victories shows that grassroots action works.