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

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

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

• Water access programs for Indigenous communities

Join thousands of climate leaders fighting for justice.

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'Thirty years ago, this river was forgotten. Thanks to this organization, children can swim safely. I watch the difference daily.' — Elder Maria

The science is clear: healthy water systems feed us, sustain us, and deserve our protection. We propose solutions so policy can shift.