EurActiv: Next year’s UN climate conference in Copenhagen may not be able to thrash out all the details of a post-Kyoto agreement, but “something important” will come out of it, Stuart Eizenstat, former US ambassador to the EU and once a presidential advisor, told EurActiv in an interview. Speaking on the fringes of a Friends of Europe debate, Stuart Eizenstat, who has served several political mandates under the Clinton and Carter administrations, is convinced that despite all the effort, it …