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A New Island Has Popped Up in Alaska

A New Island Has Popped Up in Alaska
science9/17/2025

As the Alsek Glacier melts, a small rocky mountain known as Prow Knob has transformed into a freestanding island.

Glaciers along the coastal plain of southeastern Alaska are rapidly retreating, spilling meltwater into expanding proglacial lakes. One such lake—fed by the receding Alsek Glacier—has grown so much that it transformed a small mountain into a new isla... [2910 chars]