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

This work is possible because of partners like you. Learn how you can join.

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

• Water access programs for crisis zones

The water that flows through you connects you to 7 billion people — and countless ecosystems. Join the fight.

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'Thirty years ago, this river was dying. Because we organized, native fish are returning. I bring my grandchildren to witness it.' — Dr. Robert L.

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