Tidal-power developments by British firms show this renewable power technology achieving impressive scale and continued design innovation. Bristol-based Marine Current Turbines (MCT) revealed last month that its SeaGen dual-turbine system achieved full power operation of 1.2 megawatts. MCT's power peak is four times the global record for a tidal-stream system set by the company in 2004, according to U.K.-based renewables journal REFocus, and 30 times more than the output from the tidal turbines pumping electricity in New York's East River. Read the full article