"If I am super hungry, I have to get a tray because I only have two arms."
-- University of Colorado student Melody Siefken on how she, like many other American students, tries to go without a tray to save on dishwater and help her take less food.
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Apparently the University of Minnesota has joined in the eco-movement, the paper reports, along with the University of North Carolina, Johns Hopkins, James Madison, Georgetown and the University of Virginia.