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

This work is possible because of community members like you. Every contribution matters.

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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.

• Drought planning for future security

Join thousands of climate leaders fighting against pollution.

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'Thirty years ago, this river was forgotten. Because we organized, children can swim safely. I watch the difference daily.' — Dr. Robert L.

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