A man walks outside the meeting hall of the UN COP 20/CMP 10 20th session of the Conference of the Parties and the 10th session of the Conference of the Parties, serving as the Meeting of the Parties to the Kyoto Protocol, in Lima, capital of Peru, Nov. 29, 2014. The 2014 UN Climate Change Conference will be held here from Dec. 1 to 12. (Xinhua/Xu Zijian)