Snowmageddon warnings in North America come from tropics more than Arctic stratosphere

First ever study of how North America’s four main weather regimes are affected by polar vortex strength University of Reading The four US weather regimes (clockwise from top left): Pacific Trough, Arctic High, Alaskan Ridge, Arctic Low. Red indicates warmer conditions and blue colder conditions Credit: Simon Lee Winter weather patterns in North America are…

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Disrupting the Theory on PV and Global Warming

Disrupting the Theory on PV and Global Warming February 4, 2019 Guest post by Bob Vislocky From the “where theory doesn’t agree with the numbers” camp comes this Washington Post article and many others like it that we’re all familiar with by now which claims that global warming will cause more polar vortex disruptions thereby…