UTIGUniversity of Texas Institute for Geophysics
UTIGUndergraduate Teaching Improvement Grant (Wisconsin)
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The UTIG team found that the extent of ice shelves in the Amundsen Sea Embayment changed substantially between the beginning of the Landsat satellite record in 1972 and late 2011.
As a glacier goes afloat, becoming an ice shelf, its flow is resisted partly by the margins, which are the bay walls or the seams where two glaciers merge," explained Ginny Catania, assistant professor at UTIG and co-author of the study.
The UTIG team found that the largest relative glacier accelerations occurred within and upstream of the increasingly rifted margins.