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Antarctica Unpinned

New research shows that while some Antarctic ice shelves have been thinning since at least the 1970s, widespread thinning accelerated in the 1990s.


NASA Earth Observatory images by Wanmei Liang, using Landsat data from the U.S. Geological Survey and pinning point data from Miles, B.W.J., and Bingham, R.G.. Story by Kathryn Hansen.

Published February 27, 2024
Data acquired January 24, 1973 - December 15, 2001

Sources:
Landsat 1 > MSS
Landsat 7 > ETM+
Landsat 9 > OLI-2
Map