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Australia is aiming to become the first country to integrate electric cars into a nationwide smart grid. own under electric vehicles are harnessing plug-in hybrids to not only reduce greenhouse emissions and lower transportation costs, but also to make smarter use of energy from the grid by charging at night during periods of low demand, then supplying any excess charge back to the grid during periods of high demand during the day.
Text: http://www.smartertechnology.com/c/a/Technology-For-Change/Electric-Driveways-Plug-In-Hybrids-to-Smart-Grid/