Meanwhile, more extreme winters occur as the polar jet stream, a high-pressure wind that circles the Arctic region, is destabilized by warmer air, it can dip south, bringing bitter cold.

与此同时，随着极地急流（一种环绕北极地区的高压风）被温暖的空气破坏，它会向南下沉，带来极端寒潮，导致更多极端冬季的出现。