Delegates take the draft documents at the main conference hall on the extension day of UN climate talks in Qatar National Convention Center in Doha, Qatar, Dec. 8, 2012. (Photo/Xinhua)
Abdullah Bin Hamad Al Attiyah, president of the 18th Conference of the Parties (COP18) to the United Nations Framework Convention on Climate Change (UNFCCC), is seen at the main conference hall on the extension day of UN climate talks in Qatar National Convention Center in Doha, Qatar, Dec. 8, 2012.(Photo/Xinhua)
Delegates pass the draft documents at the main conference hall on the extension day of UN climate talks in Qatar National Convention Center in Doha, Qatar, Dec. 8, 2012. (Photo/Xinhua)
Xie Zhenhua (R), head of China's delegation to the ongoing UN climate talks, chats with Oleg Shamanov, senior negotiator from the Russian Federation, on the extension day of UN climate talks in Qatar National Convention Center in Doha, Qatar, Dec. 8, 2012.(Photo/Xinhua)