Students try to figure out our role in warming | StarTribune.com
John Abraham, associate professor of engineering at the University of St. Thomas, is one such scientist.
"Climate changes for two reasons: Natural and man-made," he said. "Right now, the man-made is overriding the natural."
...I think that every person in the U.S. could reduce their energy use by a third and not know it...
...
[Samantha Fredricks is] determined to convince her mom that she needs an electric car.
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