Polar vortex’s possible boost from global warming – CBS News


Polar vortex’s possible boost from global warming CBS NewsPolar Vortex to Grip Midwest With Most Extreme Cold in a Generation The New York TimesMidwest, Northeast Brace For ‘Deadly’ Subzero Freeze HuffPostGet used to polar vortex outbreaks, scientists say Chicago Sun-TimesPolar vortex, heavy snow hits Midwest, heads toward East Coast CBS NewsView full coverage on Google News …read more