As Permafrost Melts, Toxic Metals Are Poisoning Rivers With Levels 70 Times Higher Than Normal

An aerial view of the Kutuk River in Alaska's Gates of the Arctic National Park. (Ken Hill/National Park Service) An unexpected side effect of a thawing world. ScienceAlert stories are written, fact-checked, and edited by humans, never generated by AI. Don't miss a story, subscribe here.

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