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September 16, 2013
Brúarjökull Retreat, Iceland
Brúarjökull is a major, 1600 square kilometers outlet glacier on the northeast side of the Vatnjokull Ice Cap in Iceland. Brúarjökull is a surging glacier that has surged n 1810, 1984 and 1964. During a surge a glaciers basal water pressure increases leading to reduced basal friction, a sharp velocity increase and terminus advance. Surges do not typically reflect climate change. In recent years Brúarjökull has been retreating at about …