Polar Vortex Is Here Again. Yes, Connected To Global Warming. – HuffPost
- Polar Vortex Is Here Again. Yes, Connected To Global Warming. HuffPost
- Deadly polar vortex sweeping Midwest with wind chills as low as minus 65 CBS This Morning
- Polar Vortex to Grip Midwest With Most Extreme Cold in a Generation The New York Times
- After 13 days of snow, temperatures plummet in Chicago area as polar vortex cold snap begins Chicago Tribune
- Record-breaking cold coming to Midwest after snowstorm FOX 31 Denver
- View full coverage on Google News
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