Recent summers have seen on average less ice floating in the Arctic Ocean.
近年夏天通常见到更少的冰漂浮在北冰洋上。
One of the important ingredients of the new model is data on the thickness of ice floating on the sea.
一个最为主要的组成部分是海面冰层的厚度也加入到模型的演算当中。
This time of year, they should be foraging from the sea ice floating over the productive waters of the continental shelf.
往年这个时候，它们应该在漂浮在这片大陆架地区食物丰富的海域上的冰面上捕食。
The withdrawn and tense sky seems 39 groined like the aisles of a cathedral, and the polished air sparkles as if there were crystals of ice floating in it.
天似乎是绷紧了的，往后收缩，人从下上望，很像处身大教堂中，顶上是一块连一块弧状的屋顶；空气中闪光点点，好像有冰晶浮游其间。
They had to be careful of floating chunks of ice.
他们不得不小心漂浮着的厚冰块。
Unlike floating ice shelves which have little impact on sea level when they break up, the ice sheet is anchored to bedrock will blow the sea surface.
当浮动冰架破裂时，对海平面的影响很小；而与之不同的是，固定在基岩上的冰盖将会使海面炸毁。
They fit a radar transmitter, receiver and antennas to the kayaks, to obtain valuable data on the processes operating over floating ice shelves.
他们在橡皮船上安装了雷达发射器、接收器和天线，在浮动冰架间运行的过程中接收有价值的数据。
We looked out to the horizon and just saw this huge floating island of ice, " Miller told the Australian Antarctic division.
我们朝地平线望去，只看见这个巨大的漂浮冰岛。”米勒告诉澳大利亚南极署。
There are plenty of reasons this idea wasrejected early -- not the least of which is that ice sheets move, a lot, soradioactive material could end up in floating in the sea as icebergs.
这一想法遭到拒绝的原因很多，其中一个原因便是冰原会发生移动，导致放射性物质会像冰山一样在海洋中漂浮。
These particulates can melt ice in two ways. First, floating in the air, they absorb sunlight and heat the surrounding atmosphere.
这些大气微粒通过两种途径作用于冰川：首先，悬浮在空气中的微粒吸收太阳光，升高周围空气温度。
Andthe newly floating ice may simply get in the way.
并且，新出现的浮动冰山也许会形成妨碍。
Melting sea ice affects ecosystems and currents. It does not affect sea levels, because floating ice is already displacing water of a weight equal to its own.
融化的海冰影响着生态系统和水流，但它不影响海平面，因为浮冰已经置换了相同重量的水。
The floating ice island could become frozen in place over winter or escape into the waters between Greenland and Canada.
到了冬天，这座浮冰岛屿可能会在某地冻结“抛锚”，也可能“擅闯”格陵兰和加拿大之间的海域。
"We now know that there is relatively warm water beneath this floating ice," observed Dr Dutrieux, "so this warm water could have been able to melt the base of the ice shelf."
“我们现在知道，这块浮冰下面水温相对较高，”杜特·里奥博士观察评论说，“所以这些温暖海水可能会融化冰架的底部。”
Then, a few weeks ago, seal pups born elsewhere began floating in on small, shrinking pieces of ice.
几周前，在别处出生的小海豹便随着小冰块漂流而来，而这些冰块还在不断融化。
This floating ice shelf was about 260 feet (80 meters) thick from its exposed surface to its submerged base.
漂浮的冰壳露在水面以上的部分大约有260英尺(80米)厚。
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。
The team paddles the kayaks whilst running the radar, over the carefully selected 25 kilometer course along a meltwater channel which runs down the middle of the glacier's floating ice shelf.
该团队精心选择了位于冰川浮动冰架中间的25公里融化水道，一边划着橡皮船，一边操纵雷达。
The continental sheet sent out a vast – and final – armada of floating ice, which covered much of the northern seas.
最后，一个巨大浮冰脱离了大陆，它覆盖了大部分的北部海域。
Icebergs are large floating chunks of ice.
冰山是巨大的漂浮冰块。
And last year the Wilkins shelf, a huge plate of floating ice attached to the peninsula, started to break up, losing some 2,000 sq km in six months.
去年，与南极半岛相连的巨大盘状浮冰威尔金斯冰架开始碎裂，在六个月内失去大约两千平方公里。
And last year the Wilkins shelf, a huge plate of floating ice attached to the peninsula, started to break up, losing some 2, 000 sq km in six months.
去年，与南极半岛相连的巨大盘状浮冰威尔金斯冰架开始碎裂，在六个月内失去大约两千平方公里。
Sea ice abuts the floating glacier tongue except in three places along the front of the glacier.These ice-free areas are called polynyas.
从图上可以看到，海冰（Seaice) 和漂浮着的冰川紧靠着，只有在冰川前边的三处地方例外，这种没有冰的区域称作冰穴（Polynyas）。
The floating ice gives a little under the weight of the truck and forces water up through the holes where it spreads out to form a thin layer.
漂浮着的冰路由于受到了轻型货车重量的压力而下沉了一点点，就使得冰下的水被挤压并从冰洞中涌出，冰水四溢形成了薄薄的一水层。
By the beginning of June, the ice cover-as defined by the percentage of ocean covered by at least 15% floating ice-had dropped far below what is usual for the time of year.
6月初，覆冰率(定义为洋面浮冰率15%以上的水域比例)远低于常年水平。
By the beginning of June, the ice cover-as defined by the percentage of ocean covered by at least 15% floating ice-had dropped far below what is usual for the time of year.
6月初，覆冰率(定义为洋面浮冰率15%以上的水域比例)远低于常年水平。
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