CAMBRIDGE, Mass.–(ENEWSPF)–December 5, 2011. Over the next two decades, the U.S. electric grid will face unprecedented technological challenges stemming from the growth of distributed and intermittent new energy sources such as solar and wind power, as well as an expected influx of electric and hybrid vehicles that require frequent recharging. But a new MIT studyconcludes that — as long as some specific policy changes are made — the grid is most likely up to…






