In the text below some words are missing. Drag words from the box below to the appropriate place in the text. To undo an answer choice, drag the word back to the box below the text.
下面的文本缺了一些词。请把词框里的词拖到文中合适的位置；要撤销选择，把词拖回文本下方的词框即可。
At the end of the last ice age, the melting ice the ocean currents in the North Atlantic and a drop in temperature of almost 5 degrees. Even the rest of the planet was warming UP, the North Atlantic region remained in a cold period for 1300 years. The same thing happened 8000 years ago, when the cooling lasted about a hundred years, and it could happen again today. Even a short period of cooling in the North Atlantic could have a effect on the wildlife, and the human populations, living there.
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