Blockchain technology could make the U.S. more energy efficient in the long run, but right now the cryptocurrency miners using blockchain actually are consuming large amounts electricity. Minghe Hu from Northwestern's Medill reports.
The George Washington University
It's cold outside, but we're keeping it warm inside - how much energy is that using up?
George Washinton University
There's another obesity epidemic in America: we're fat on gasoline.
Illinois' students approved a student green fee, which enabled them to achieve $12 million in energy savings, decrease energy usage by 19%, and water usage by 16% since 2008.