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Increase in hydrogen gas stations is contributing to expected growth of fuel cell vehicle market within decade, according to Pike Research.
Department of Energy-funded project is testing fast chargers and "smart" electrical grids for controlling a potential strain on resources from plug-in hybrid vehicles.
Through acquisitions, Ecotality looks to "roll up" several clean-energy companies and become profitable next year.
Acquisition should help develop market for Ecotality's hydrogen fuel generator for fuel cells.