1 in 5 Chinese Cities Have Severe Air Pollution

By The Beijing News
Published: 2010-09-06

Due to carbon-emissions caused by motor vehicles, around one fifth of Chinese cities are suffering from severe air pollution. The air quality in over one third of 113 key cities is below the second-tier of China’s national standards, according to Liu Zhiquan, deputy director of the science and technology standard department of the Ministry of Environmental Protection.

Source
The Beijing News

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