You've already known that ice is brittle, and if you hit it with a hammer, it will shatter like glass.
大家都知道冰是易碎的，如果你拿锤子敲击它，它会如玻璃一样碎裂。
Deformation is more likely to occur the thicker the ice is, because of the gravity of the weight of the ice.
越厚的冰越容易发生变形，是由冰的重量产生的重力造成的。
Along the east coast of the United States, the southernmost advance of this ice is recorded by the enormous sand and drift deposits of the terminal moraines that form Long Island and Cape Cod.
沿着美国东海岸，最南边的冰川运动被大量的沙子和终碛石的漂流沉积物（形成了长岛和科德角）所记录下来。
Now, the ice is taking longer to grow back.
现在，冰层再次形成需要更长时间。
There are two reasons. One is that the sea ice is melting.
原因有二。一是海冰正在融化。
When ice is on the ocean, the polar bears are on the hunt.
海面上有冰时，北极熊就在狩猎。
Now, however, the sea ice is becoming water earlier than it used to.
然而，现在海冰比以前更早地融化。
As everyone in China should already know this, saying that you love Chinese food is like saying that sugar is sweet or ice is cold.
每个中国人都应该知道这一点，说你喜欢中餐就像说糖是甜的或冰是冷的。
When an iceberg separates from the ice shelf and capsizes, the green ice is exposed.
当冰山从冰架上分离并倾覆时，绿色的冰层就露出来了。
That is because most of Greenland is covered with lots of ice. The ice is higher than the world's tallest building.
那是因为格陵兰岛大部分地区都覆盖着大量的冰。冰层比世界上最高的建筑还要高。
The slush is compacted by an unknown mechanism, and solid, bubble-free ice is formed from water high in soluble organic substances.
半融雪通过一种未知的物理过程被压实，而固态、无气泡的冰是由富含可溶性有机物的水形成的。
The total amount of ice is even more awesome if we estimate the water released upon the hypothetical melting of the world's glaciers.
如果我们估算一下假设世界冰川融化所释放的水，那么冰的总量就更惊人了。
The new ice is thinner and melts faster than the older ice.
新形成的冰比原来的更薄，融化速度更快。
Sea levels are rising in part because land-based ice is melting.
海平面升高部分是由于地面上的冰在融化。
Arctic sea ice is melting far faster than climate models predict.
北冰洋的冰，融化速度比气候模型预测的快很多。
Arctic summertime sea ice is decreasing by just over 7% a decade.
北极夏季海冰正在以每十年刚刚超过7%的速度减少。
Ice is only ice is only one-half calorie per gram per degree centigrade.
冰只有二分之一，卡路里每克每度。
The narwhal do not arrive until May, but by then the sea ice is long gone.
独角鲸的再次出现则要到第二年的五月，但到那时海面上的冰块早已不知了去向。
Clinging to the shore, fast ice is thicker, although not nearly as thick as the icebergs.
而附着在岸边的固定冰，尽管比不上冰山，但也相比海冰更厚一点。
Another sign of ice is the presence of parallel lines and pitted material on the crater floor.
另外一个有冰存在的迹象就是陨石坑底部的并行线和无核物质。
Arctic sea ice is also disappearing, reducing the territory of the polar bear's seal prey.
北冰洋的冰也开始消失，减少了北极熊捕捉海豹的领地。
Now his sea ice is melting away too, leaving him little space for his own hunting, for seal.
现在他们的海冰也跟着融化，几乎没有留下什么空间让他们追捕海豹了。
All sea ice is gone from both poles; mountain glaciers are gone from the Andes, Alps and Rockies.
所有的海上浮冰都从两极消失了，安第斯山脉、阿尔卑斯山脉以及落基山脉上的冰川也消失了。
Once the ice is dislodged, gravity or air-drag force such as on an airplane wing do the rest.
一旦接合部分被融化了，剩下的事情就可以交由重力或空气摩擦力(如在飞机的机翼上的空气摩擦力)来完成。
On one level, the difference between dancing on a floor and skating on ice is the lack of friction.
从某种层面上说，在地板上和在冰面上跳舞的区别就是摩擦力减小。
This has focused world attention on the polar regions, whose ice is melting at an alarming rate.
北极区也就是要关注的焦点所在，因为冰层融化的速度快得令人担忧。
Newly forming ice is most obvious southwest of Kamchatskiy Poluostrov and east of Klyuchevskaya Volcano.
在勘察加普罗·斯托夫半岛的西南部和克柳切夫火山的东边，新形成的海冰非常明显。
The ice is molded in great detail and translucent, the horizon in the background abstract and serene.
冰被模制得非常细致并且是半透明的，背景中的地平线[显得]抽象而平静。
Along the left edge of the image, the sea ice is thinner, with gaps that reveal the dark ocean below.
沿着图片左边缘的海冰，显得更薄，从缺口处可以看到其下的深色海水。
Not only are the mountain's glaciers retreating at an unprecedented rate, but its remaining ice is thinning.
不仅只有该山峰的冰川在以前所未有的速度消融，其剩余的冰雪也在逐渐变薄。
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