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Northern Illinois University geology professor Reed Scherer in front... News PhotoAntarctica,DeKalb,Education,Environmental Issues,Geology,Horizontal,Illinois,Journey,Map,Northern Illinois University,Office,Professor,Travel,USAPhotographer Collection: Tribune News Service 2012 MCTNorthern Illinois University geology professor Reed Scherer in front of a map of Antartica in his office ahead of his group's coming Antartic trip in DeKalb, Illinois, on November 8, 2012. Scherer and a handful of his students are leaving to study the frozen continent where temperatures hover around 5 degrees Fahrenheit and 90 mph winds create massive snowdrifts and whiteouts. (Abel Uribe/Chicago Tribune/MCT via Getty Images)