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File photo of a person in a grocery store. (Photo by Chris Hondros/Getty Images)

What Do We Eat? New Food Map Will Tell Us

Until now, the only way to find out what people in the United States eat and how many calories they consume has been government data, which can lag behind the rapidly expanding and changing food marketplace. Researchers from the University of North Carolina at Chapel Hill are trying to change that by creating a gargantuan map of what foods Americans are buying and eating.

05/20/2013

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