(Worthy Insights) – The polar vortex circling the Arctic is swirling in the wrong direction after surprise warming in the upper atmosphere triggered a major reversal event earlier this month. It is one of the most extreme atmospheric U-turns seen in recent memory.
In the past, disruptions to the polar vortex — a rotating mass of cold air that circles the Arctic — have triggered extremely cold weather and storms across large parts of the U.S..
The current change in the vortex’s direction probably won’t lead to a similar “big freeze.” But the sudden switch-up has caused a record-breaking “ozone spike” above the North Pole. [ Source (Read More…) ]
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