Brussels, 16/07/2010 (Agence Europe) - Taking part at a press conference on 8 July held by the NGO, Greenpeace, European Energy Commissioner Günther Oettinger said he was in favour of a Community price system (feed-in tariffs) guaranteed by the public authorities to support the development of renewable energies. “We need a German law on renewable energies at European level”, he said, referring to the German legislation which provides for support tariffs for renewable energy producers....