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Water doesn't recognize borders — and neither do the threats it faces. Our local teams work 24/7 to protect it.

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

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The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We predict risks so nature can recover.

• Real-time data networks of water quality shifts

Join thousands of climate leaders organizing 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 extinction. Now I'm training others.' — David T., Volunteer

The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We monitor trends so nature can recover.