Hello there!
The general atmospheric conditions behind a cold front is that the air behind the cold front is cool and dry.
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Answer:
it will become like northern Canada
As the warm water that coming by the Gulf Stream stops,it will result in only cold Arctic water coming down from the Arctic Ocean to take of the place of the gulf stream thus lowering the temperature of the North Atlantic Ocean dramatically.
56, and that is only the magor volcanos inIndonesla