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Tag: polar vortex
Campus snowball fun – Winter 2013
Last year’s polar vortex caused some of the most severe winter weather Illinois has seen in the past 50 years, and the recent cold snap has everyone wondering what this winter will bring. Is the polar vortex part of global warming or proof that it doesn’t exist? STEM Café invites you to find out at...
Snow on the NIU campus
With the unseasonably frigid air this week, memories resurfaced of last winter’s biting cold, brought on by the dreaded polar vortex. But as NIU climatologist David Changnon points out, it’s not simply the cold that makes us miserable. Changnon, who has been studying the impacts of last winter for an upcoming publication, can describe the...