EFFECT ASSESSMENT OF BLUE SKY ACTION IN TIANJIN, CHINA

Qin Baoping, Sun Ren, Liu Wei, Liu Caixia, Fang Yumei; Tianjin Environmental Monitoring Center

ABSTRACT

Tianjin is the third largest city in China and was one of most polluted cities in china as its highly developed industries and high density of population. Blue Sky Action Plan has been implemented since 2001 in Tianjin. The series measures have been taken to reduce dust and SO2 pollution from coal burning and civil constructions and to realize the targets of air quality to the national standards and number of days of class II above 80% by 2004. The studies include: air pollutant inventory and database set up, in which dust from open sources of construction sites estimated; air quality simulation and forecasting system set up by using Source Strength Inversed