Over at the ESRI GIS Education Community Portal, Joseph Kerski has posted an ArcLesson to help intermediate-level/university undergraduate students learn more about what might cause temperature extremes. “In this activity, you will investigate temperature extremes in the USA for the month of January 2009. You will use GIS for your primary investigative tool and begin with 30 questions. What is the effect of ocean proximity, latitude, and altitude on daily extreme high and low temperatures?”

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