Deutsche Welle: The world’s biggest greenhouse gas emitters have gathered in Washington for two days of climate talks. The meeting will bring together diplomats from the world’s 17 largest economies, including German Environment Minister Sigmar Gabriel. The April 27-28 talks are the latest in a series of meetings meant to jump-start climate talks in advance of a December deadline, when the international community meets in Copenhagen to find a follow-up agreement to the Kyoto Protocol, which limits …