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flag Warmer Arctic temperatures are causing more frequent cold blasts in the US, surprising as it may seem.

flag Despite global warming, the US may experience more frequent cold blasts. flag This occurs because the Arctic, warming four times faster than the rest of the world, is causing the jet stream to shift, allowing cold Arctic air, known as the polar vortex, to move further south. flag While winters are on average warmer than 25 years ago, these cold outbreaks are becoming more common.

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