FILE PHOTO: A crew boat passes through Horns Rev 2, a wind farm off the west coast of Denmark near Esbjerg September 15, 2009. REUTERS/Bob Strong/File Photo Wind farm operators are betting on a new generation of colossal turbines, which will dwarf many skyscrapers, as they seek to remain profitable after European countries phase out subsidies that have defined the green industry since the 1990s. The world’s three leading offshore wind operators – DONG Energy, EnBW and Vattenfall – all told Reuters they were looking to these megaturbines to help adapt to the upcoming reality with dwindling government handouts. According to interviews with turbine makers and engineers, at least one manufacturer – Siemens Gamesa – will have built a prototype megaturbine by next year and the first farms could be up and running in the first half of the next decade. These massive machines will each stand 300 meters […]