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German Chancellor Angela Merkel delivers a speech during the High-Level Segment of UN climate talks in Bonn, Germany, on Nov. 15, 2017. (Xinhua/Shan Yuqi)
German Chancellor Angela Merkel delivers a speech during the High-Level Segment of UN climate talks in Bonn, Germany, on Nov. 15, 2017. (Xinhua/Shan Yuqi)