By the time the Marsh joins the immense Nimrod Glacier, some 35 miles from our camp, the ice is on a rapid charge to the Ross Sea ice Shelf.

待马什冰川汇合入庞大的尼姆罗德冰川后(距我们的营地约35英里处)，冰层快速冲向罗斯冰架。

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The melting of an ice shelf, which is merely a floating projection into the sea, would not affect sea levels.

冰架仅仅是底部向海里突出的漂浮物，它的融化不影响海平面。

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In eighteen forty-one, the British navy officer James Ross discovered areas now called the Ross Sea and Ross Ice Shelf.

VOA: special.2009.06.03

The station is equipped with landing strips built on sea ice and shelf ice, as well as a helicopter pad.

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"The collapse of Antarctic ice shelves is largely thought to be caused by warming of the atmosphere, but it appears that changes in sea temperature and ice-shelf structure are also important, " said Prof Glasser.

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Satellite images have revealed that three massive icebergs have been calved from the Ronne Ice Shelf in the Weddell Sea on the Antarctic coast.

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