例如,在过去的冰河时代,冰川向下穿过北美和欧洲,逐渐切断了部分人口之间的联系。
For example, during past ice ages, glaciers advanced down through North America and Europe and gradually cut off parts of populations from one another.
大多数些湖泊在山谷都呈U形,是上一个冰河时代冰川刻蚀的结果。
Most of the lakes lie in U-shaped valleys that were carved by glaciers during the last ice age.
这些科学家采用一个计算机模型进行研究,该模型将最后一个冰河时代末期冰川消融所造成的地表持续移动纳入考虑之中。
The scientists used a computer model to take account of ongoing movements in the Earth's surface caused by the retreat of glaciers at the end of the last ice age.
沿冰川中部而下的灰色条纹被称为中碛,它是由于两条冰河在下坡时汇合在一起而形成的。
The grey stripe down the middle of the glacier is called a medial moraine. It is formed when two glaciers flow into each other and join on their way downhill.
在剩下的2.5%的淡水中,大约有69%是未融化的冰川和冰河。
Of the remaining 2.5 percent that is fresh water, about 69 percent is frozen in ice caps and glaciers.
一种理论是“冰川熊”假说。 卡莫德现象反映了从11000年前结束的这个地区冰河时期残留下来的适应性改变。
One theory was the "glacial bear" hypothesis that Kermodism represented a remnant adaptation from the last great ice age, which ended here 11, 000 years ago.
可惜的是,极地冰川调查(ExtremeIce Survey)中的多数冰河都还没有在历史图像中。
Unfortunately, many of the glaciers in the Extreme Ice Survey do not yet have much in the way of historical images.
如果那是事实,这就意味着Karoo冰河时期与现在冰川的运作方式基本相同。
If true, this would mean that the Karoo ice age operated in much the same way as the current one.
这是一条真正的冰河,伯德冰川以每年0.8公里(约0.5英里)的速度流过横贯南极山脉,是流动相对较快的冰川。
Truly a river of ice, Antarctica's relatively fast-moving Byrd Glacier courses through the Trans-Antarctic Mountains at a rate of 0.8 kilometers [0.5 miles] per year.
两万年以前,地球上到处都覆盖着冰川,无论何处的动物都在四处逃窜,躲避着新的冰河世纪的冲击。
Twenty thousand years ago, the earth covered with glaciers everywhere, regardless of where the animals are on the run, to avoid the impact of the new ice age.
这些冰川类似于大的、漂浮的冰河。
一位徒步旅行者在蒙大拿州国家冰河公园的格林奈尔冰川的小径上俯瞰壮观的格林奈尔湖美景。
A hiker takes in a spectacular view of Grinnell Lake on the trail to the Grinnell Glacier in Montana's Glacier National Park.
冰川,冰川的地形,冰河世纪。
它有极佳的冰川地质上的纪录,瞧那些被远古冰河磨成平滑的岩石。
It has excellent geological record of glaciation. Look at the smooth rocks polished by ancient glaciers.
在冰岛火山喷发时发出了一个冰川对北美飞驰,一个家庭的斗争??逃避未来冰河期的冲击。
When a volcanic eruption in Iceland sends a glacier hurtling toward North America, a family struggles to escape the onslaught of the coming ice age.
这些冰河蜿蜒迂回的流淌,最后在公园的山脉之中汇聚到一起,形成了冰川复合物,覆盖在数百乃至数千平方英里的大地上。
These glacial rivers snake together among the park's mountains and form ice complexes that cover hundreds—sometimes thousands—of square miles.
当冰岛火山喷发发出了一个冰川对北美飞奔,一个家庭奋力斗争,以逃避未来冰河期的冲击。
When a volcanic eruption in Iceland sends a glacier hurtling toward North America, a family struggles to escape the onslaught of the ppping ice age.
数百万年的冰川的力量给我们提供的一种独特的冰川泥是本品的重要成分。金思黛尔冰河纪冰川泥洁肤皂含有来自洁净的冰川湖泊的天然冰山泥。
The forces of the Glacier ice packs over Millions of years has provided us with a unique Glacier silt that contains the essential minerals for this Cleansing Soap.
数百万年的冰川的力量给我们提供的一种独特的冰川泥是本品的重要成分。金思黛尔冰河纪冰川泥洁肤皂含有来自洁净的冰川湖泊的天然冰山泥。
The forces of the Glacier ice packs over Millions of years has provided us with a unique Glacier silt that contains the essential minerals for this Cleansing Soap.
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