The 2012 Annual Report on Motor Vehicle Pollution Control in China, released Thursday, emphasized a growing trend of compound sources in the country's air pollution.
China will spend 350 billion yuan ($56 billion) by 2015 to curb air pollution in major cities, the environmental watchdog said on Wednesday.
Chinese entrepreneur and philanthropist Chen Guangbiao announced he would sell canned fresh air starting Sept 17 to arouse public awareness for protecting the environment.