摘要：With the rapid economic and social development, environmental protection is facing many challenges, especially air pollution. It is an urgent task to study and recognize the current situation of air pollution and its causes, and to take corresponding measures. In this paper, by analyzing the status and changing trend of air environmental quality of Tianjin, the research of main pollutant and the characteristics of pollutants in the air of frequency, pollution characteristics, pollution change law and stress time, on the basis of put forward the countermeasure and the suggestion of collaborative control more pollutants, to provide accurate ShiCe, scientific control science and technology support, provide scientific support to win the battle blue sky.
