The Polar Vortex Is About to Make Weather Weird From the UK to the US
These Arctic currents have never broken down so early in the season. Combined with an unprecedented El Niño, the outcomes aren’t easy to predict.
Read MoreIt Still Feels Like Summer in Parts of the US. Blame El Niño
Heat records are being shattered thanks to a boost from the natural climate pattern—and burning fossil fuels, of course.
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