China's Envoy: This Year's Climate Conference is the Toughest in My Career

On Saturday, China's special envoy for climate Xié Chénguā described this year's United Nations climate change conference as the toughest in his professional life. He told reporters, "I have participated in these climate negotiations for 16 years, and the Copenhagen conference was the most frustrating... The Paris conference was the most exciting." He added, "The toughest meeting is this year's meeting. There are many issues that need to be resolved."