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 ...
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Polar vortex collapse could reshape climate patterns
The polar vortex, a high-altitude ring of westerly winds that usually keeps Arctic air locked near the pole, is showing signs of unusual weakening. If that circulation falters or collapses, the result ...
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