What is the Polar Vortex?

What's a polar vortex? - Vox

Explainer: The polar vortex, climate change and the 'Beast from the East' - Carbon Brief

The polar vortex splits, sending frigid air howling into the U.S., Europe

Demystifying the 'Polar Vortex': what it is and how it brings biting cold, News

Polar Vortex moving off the top of the globe, what that means for Great Lakes region

What is the polar vortex, and how does it change the weather? - The Washington Post

A Polar Vortex is emerging in the Stratosphere over the North Pole and will impact the weather as we head closer to Winter 2022/2023 » Severe Weather Europe

Why Polar Air Keeps Breaking out of the Arctic

Weatherz School: Polar vortex