The jet stream powers weather, effects climate

Video Friday: Extreme Weather, the Jet Stream, and Global Warming

With the eastern half of the United States under a deep freeze and the phrase “polar vortex” making the rounds (and no, despite Rush Limbaugh’s breathless ranting, it isn’t a term just made up by evil climate scientists), we circle back around to the discussion of climate vs. weather  and get a grasp on how the jet stream works in this…

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