As United Nations climate conferees meet near here, Eric Feunteun wishes everyone could agree: If the world is going to curb climate change, there is no choice but to stop driving cars that burn fossil fuels. “If we want affordable, practical and fully green technology,” Mr. Feunteun said in an interview in an office building on the edge of Paris, “the electric vehicle is the answer at this stage.” Mr. Feunteun is hardly an unbiased source. He heads the electric car program at the French automaker Renault , which sells more electric vehicles in Europe than any other company […]