Orange tributary to Alaska's Igning River (IMAGE)

University of California - Davis

Orange tributary to Alaska's Igning River

Caption

Orange, metallic water enters the Igning River. Scientists attribute the color change to melting permafrost, which interacts with the soil to produce highly metallic, "rusted" water — an increasing global phenomenon in regions where permafrost is present. 

Credit

Taylor Evinger/UC Davis

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License

CC BY-NC-ND

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