The movement of the ocean water under the ice may often cause many different changes on the surface.

冰下海水的运动经常会引起表面上许多不同的变化。

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Guo Jin Dynasty in the margin of Health "in the levy in mind," said Chang Ting of winter fox crossing the river a long time, to sound and water under the ice line.

晋朝郭缘生在《述征记》中说，冬季狐狸过河常听之良久，要冰下无水声然后行。

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Geologists think that this fluidized ejecta crater indicates that a layer of permafrost, or water ice, lies just a few meters under the surface.

地质学家认为，这个具有流体化喷出物的陨石坑表明，在地表下几米深处有一层永久冻土层或水冰。

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The water under the ice is very salty and contains many kinds of minerals including iron.

VOA: special.2009.06.03

The ice broke and John sank under the water.

VOA: special.2010.06.26

The measurements revealed a previously unreported inflow of warm water under the ice from the north Atlantic.

BBC: Whales probe Arctic fjord's secrets

"We really want to know how much water is under the ice sheet, " she said.

CNN: NASA flights will study Antarctic ice changes

The technology will allow scientists to detect that water and see how much is present under the ice.

CNN: NASA flights will study Antarctic ice changes