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Friday, 10 January 2014

America hasn't been this cold in 20 years.


America hasn't been this cold in 20 years. Record breaking 'polar vortex' sweeps the nation with temps that can freeze skin in just 10 minutes. The windchill in Comertown, Montana made it feel as low as -62°F. Experts believe that the US polar vortex may be an example of global warming.