DOC

Joint action needed for clean air

By Donna Johnson,2015-01-23 22:37
38 views 0
Joint action needed for clean air The treatment of Beijing's air pollution needs the cooperation of neighboring areas, experts said on Friday when the city reported a modest improvement in its air quality in 2012. The report, published by the Beijing Municipal Environmental Protection Bureau, showed that the sulfur dioxide, nitrogen dioxide and inhalable particle density in t..
null
null

Report this document

For any questions or suggestions please email
cust-service@docsford.com