New Island Formed by Melting Glacier in Alaska, Satellite Images Reveal

Over the past four decades, the Alsek Glacier and Grand Plateau Glacier have retreated significantly, leading to the growth of Alsek Lake, which has nearly doubled in size since 1984. NASA’s Landsat 9 satellite recently observed the last ice detaching from Prow Knob, officially transforming it into an island, with further melting expected in the future.

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