| − | The '''polar vortex''' is cold air associated with either the North or South Pole. It became a term widely used by the [[liberal media]] to try to explain the colder-than-usual temperatures experienced in [[North America]], after [[liberals]] insisted for years that there would be a crisis in [[global warming]]. | + | The '''polar vortex''' is a cold air mass associated with either the North or South Pole and separated by a [[Jet stream|jet stream]]. It became a term widely used by the [[liberal media]] to try to explain the colder-than-usual temperatures experienced in [[North America]], after [[liberals]] insisted for years that there would be a crisis in [[global warming]]. |