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arctic

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The calving front of Petermann Glacier in northern Greenland as seen from the NASA P-3B. In July 2012 an iceberg twice the size of Manhattan broke off of Petermann Glacier and began to float away in t

Manhattan-Sized Ice Island Breaks From Greenland's Petermann Glacier

The 76-square-kilometer ice slab detached on August 4, marking the glacier's largest calving event since 2012.

August 25, 2026