Record-breaking heatwaves hit both Antarctica and the Arctic simultaneously this week, with temperatures reaching 47 degree C and 30 degree C higher than normal.
Heatwaves are bizarre at any time in Antarctica, but particularly now at the equinox as Antarctica is about to descend into winter darkness. Likewise, up north, the Arctic is just emerging from winter.
Are these two heatwaves linked? We don’t know yet, and it’s most likely a coincidence. But we do know weather systems in Antarctica and the Arctic are connected to regions nearest to them, and these connections sometimes reach all the way to the tropics.
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