This story has been updated.
The first photographs of a new and ominous crack in Greenland’s enormous Petermann Glacier were captured by a NASA airborne mission Friday.
NASA’s Operation IceBridge, which has been flying over northwest Greenland for the past several days, took the photos after being provided coordinates by Stef Lhermitte, a professor at Delft University of Technology in the Netherlands, who had spotted the oddly located chasm by examining satellite images.
The NASA pictures make clear that a significant new rift has opened near the center of the glacier’s floating ice shelf — an unusual location that raises questions about how it formed. Moreover, this crack is not so distant from…
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