Thursday, January 31, 2019

What Is A Polar Vortex? Your Freezing Cold Questions Answered - NPR

  1. What Is A Polar Vortex? Your Freezing Cold Questions Answered  NPR
  2. How the polar vortex gets unleashed  9News.com KUSA
  3. How polar vortex blasts are tied to global warming  EarthSky
  4. Why Chicago is so cold  The Economist
  5. Arctic blast: Polar Vortex explained  MyTwinTiers.com
  6. View full coverage on Google News
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