BLISTER DIAGRAM (IMAGE)

Princeton University

BLISTER DIAGRAM

Caption

Meltwater-filled cavities push the surface of the ice sheet upward (left), then cause it to gradually drop down (right) as the water permeates the subglacial drainage system. This rise and fall can be used to estimate a property of the subglacial drainage system known as transmissivity.

Credit

Image by Ching-Yao Lai, Department of Geosciences

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