translation.en: When I was in Davos, China's Mayor of Dalian was pressed about their CO2 strategy, and he said the following, "You know, Americans use seven times the CO2 per capita as Chinese."
translation.zh: 我参加达沃斯论坛时，大连市市长曾向媒体透露过， 他们有关二氧化碳排放的战略，以下就是他的原话 “美国人均二氧化碳排放量是中国人均的7倍”