Shanghai, Beijing and Tianjin: Biggest CO2 emitters

Eco-environmental quality and resource efficiency have become more and more important for the development of a city. While paying attention to environmental quality and resource efficiency, the major item of ecological resources and environment also takes into account the evaluation of environmental efforts. One highlight of this major item is the introduction of the evaluation of carbon dioxide emissions. At present, 36 core cities account for 29 percent of the country's carbon dioxide emissions.

In terms of carbon dioxide emissions, the top 10 core cities are Shanghai, Beijing, Tianjin, Guangzhou, Harbin, Ningbo, Qingdao, Chongqing, Jinan, and Zhengzhou.

In terms of per capita carbon dioxide emissions, the top 10 core cities are Hohhot, Taiyuan, Lanzhou, Yinchuan, Tianjin, Urumqi, Ningbo, Qingdao, Beijing, and Shanghai.

The major item of ecological resources and environment contain three sub-indicators: the quality of resource environment, environmental effort and resource efficiency, including 15 sets of indicator data, such as air quality index (AQI), CO2 emission per unit of GDP, per capita CO2 emission, and climate comfort.

Shenzhen, Shanghai and Beijing are the top three cities in the ranking of ecological resources and environment, with Shenzhen toppling Shanghai from the pole position. Other core cities in the top 10 are Guangzhou, Chongqing, Xiamen, Wuhan, and Chengdu. Compared with 2019, Shenzhen, Xiamen, Wuhan, Tianjin, Changsha, Ningbo, Hefei, Shenyang, Xi'an, Qingdao, Jinan, Lhasa, and Shijiazhuang among the 36 core cities have risen up the ranking of this major item.