Climate Compass on MSN
What if the polar vortex became a regular winter pattern? Scientists weigh in
Every winter, millions of people brace for news about the polar vortex - that vast, spinning mass of frigid Arctic air high ...
When the polar vortex stumbles, the weather at ground level can pivot from mild to brutal in a matter of days. A circulation that usually spins quietly above the pole can suddenly send lobes of Arctic ...
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