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Now, remote rivers in the Alaska backcountry are turning from a pristine glacier blue to an alarming rusty bright orange, according to, a spectacular swath of mostly uninhabited mountains in the north of Alaska's arctic region.
"We’re used to seeing this in parts of California, parts of Appalachia where we have mining history," University of California Davis professor of environmental toxicology and study coauthor Brett Poulin. "But it’s very startling to see it when you’re on some of the most remote wilderness and you’re far from a mine source."Setting aside their unsettling color, the impact on the local environment is enormous, according to the researchers.
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Alaska's rusting waters: Pristine rivers and streams turning orangeDozens of Alaska's most remote streams and rivers are turning from a crystal clear blue into a cloudy orange, and the staining could be the result of minerals exposed by thawing permafrost, finds new research in Communications Earth & Environment.
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Melting permafrost could be turning Alaska’s rivers orangeLaura is a science news writer, covering a wide variety of subjects, but she is particularly fascinated by all things aquatic, paleontology, nanotechnology, and exploring how science influences daily life. Laura is a proud former resident of the New Jersey shore, a competitive swimmer, and a fierce defender of the Oxford comma.
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Alaska's rusting waters: Pristine rivers and streams turning orangeDozens of Alaska's rivers and streams are turning orange. The staining could be the result of minerals exposed by thawing permafrost and climate change, finds a new study.
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Why some of Alaska's rivers are turning orangeRivers and streams in remote parts of Alaska have been turning orange for years. Scientists believe they know what's behind the color change.
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Why are Alaska’s rivers turning orange?Laura is a science news writer, covering a wide variety of subjects, but she is particularly fascinated by all things aquatic, paleontology, nanotechnology, and exploring how science influences daily life. Laura is a proud former resident of the New Jersey shore, a competitive swimmer, and a fierce defender of the Oxford comma.
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From Arctic Blues to Acid Orange: Unraveling the Mystery Behind Alaska’s Rusting RiversScience, Space and Technology News 2024
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