See on Scoop.it – Green Energy Technologies & Development

“Global investment in smart grid technologies rose 7 percent in 2012 from the previous year. On top of direct investments, numerous countries around the world are making headway on smart grid regulatory policies, development plans, and frameworks to support future grid infrastructure upgrades.  Smart grids consist of many different technologies serving different functions. Smart grids are commonly defined as an electricity network that uses digital information and communications technology to improve the efficiency and reliability of electricity transport.”

See on blogs.worldwatch.org