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The European Union in its energy and climate change policy has decided to set up binding target of 20% renewables in gross final energy demand, to reduce greenhouse gases emissions by 20% and to increase the energy efficiency by 20% by 2020. It is in the process of deciding to decarbonize its power sector by 2050. A significant technology shift will be necessary to fulfill such goals, but it is already clear that technologies that will be used are available, mainly in the area of renewable electricity and heat generation, biofuels and electricity for transport, energy efficiency, especially in buildings and transportation, cogeneration, nuclear energy in those countries in which it is politically acceptable, which...