The arctic tundra is at the top of the world around the North Pole.

北极冻原是指北极点周边的地区,是世界最高的地方.

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Wilderness forests give way to arctic tundra in the Far North.

原生森林一直延伸到极远的北方始由极地草原取代.

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The Aurora Borealis as seen from the sub - arctic tundra nightscape . Wapusk National Park , Manitoba , Canada.

这是出现在亚北极区冻土带夜幕中的北极光.

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Flocks of snow geese migrate from arctic tundra to the central valley of California every winter.

年年雪雁从极北的寒冻来到中加州山谷过冬.

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Treeless regions found in and around the Arctic tundra s are among Earth's coldest, harshest biomes.

这片光秃秃的地区在北极附近,是地球上最寒冷, 最荒芜的生物群落区之一.

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Unlike energy, you can't drill deeper in the ocean or under Arctic tundra for more food.

和能源不同, 你不可能到海洋深处或北极冰原去获取更多的粮食.

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Permafrost - the frozensoil that forms the backbone of the Arctic tundra - is melting due to climbing global temperatures.

由永久冻土组成的北极冻原正在逐渐融化.

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