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地球的南北两极以及高山顶部气温很低。在漫长的时间里,积雪不断地累积成了厚厚的冰层。这些古老的冰块就像琥珀一样,封存着地球形成初期的火山灰尘、恐龙时代的雨水、原始的古细菌、冰川时期的痕迹以及引起全球变暧的气体……是不是很奇妙?不过,这些珍贵的冰块可不能吃哦,小心一口吞下去了几百万年前的秘密!钻取冰芯地球上最寒冷的地区都覆盖着面积巨大的古老冰层,该挖哪一块呢?其实,只要在冰层上钻洞,取出
The north and south poles of the earth and the top of the mountain have very low temperatures. Over a long period of time, snow accumulates into thick layers of ice. These ancient ice cubes, like amber, contain the volcanic dust of the earth’s formation, the dinosaurs, the primitive archaebacteria, traces of the glacial period and the gases that cause global warming ... are not that wonderful? However, these Precious ice can not eat Oh, carefully swallow a secret millions of years ago Drill ice core The Earth’s coldest area covered with a huge area of the ancient ice, what should dig a? In fact, Just drill a hole in the ice to remove it