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March 22, 2018

Heilprin Glacier, NW Greenland Pinning Point Decline 1987-2017

Heilprin Glacier in 1987 and 2017 Landsat images.  The ice front is shown with yellow dots. Island A, Island B and Point C also are noted. Island A and B both have reduced ice contact, but remain as important pinning points. How much longer for Island A?  Retreat from 1987-2017 is 1.6 km to the south, 1.1 km in the center and 2.2 km on the northern margin. Heilprin Glacier is …