The puzzling and powerful polar vortex faces 'big uncertainty' as Earth warms
Story by Dinah Voyles Pulver, USA TODAY • 1h
Snow on the beach? Record breaking storm hits deep South
The polar dance that caused snow to fall across the South in January has been studied for decades, but scientists still hope to answer many remaining questions.
Miles above the Earth, two bands of fast-moving air – the polar jet stream and the stratospheric polar vortex – sometimes tango together to influence weather in the northern hemisphere.
As the Arctic continues warming up to three times faster than the rest of the planet, some researchers say the two atmospheric patterns are working together to bring about bone-chilling cold air outbreaks more often.
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But questions about the interaction aren’t fully settled and remain a subject of scientific debate.
https://www.msn.com/en-us/weather/topstories/the-puzzling-and-powerful-polar-vortex-faces-big-uncertainty-as-earth-warms/ar-AA1yE0aL?ocid=widgetonlockscreen&cvid=a958356448d94724a1063e90b6fe2b79&ei=122
