Until February, it had been the tongue of the Mertz Glacier, sticking out from the East Antarctic ice sheet into the Southern Ocean.
到二月，它已然成为了默茨冰川的突出部分，从东南极冰盖延伸入南大洋。
2
As a primary outlet for the West Antarctic Ice Sheet, the Pine Island Glacier is one of the largest sources of uncertainty in global sea level rise projections.
作为南极西部冰盖的基本出口，松岛冰川全球海平面上升预测中最大的不确定性之一。
3
Pine Island glacier(PIG) is one of many at the fringes of the West Antarctic ice sheet.