Southern Transantarctic Mountains, Beardmore Glacier, Antarctica Constraints on the Last Ross Sea Ice Sheet from Glacial Deposits in the Southern Transantarctic Mountains Beardmore Glacier, Antarctica Brenda Hall, Gordon Bromley Dec. 4 – Dec. 31, 2010 During the last glacial maximum (LGM) the Antarctic Ice Sheet filled the Ross Embayment to a northern limit near Coulman read more Constraints on the Last Ross Sea Ice Sheet from Glacial Deposits in the Southern Transantarctic Mountains