Abstract
Coal has been an important industry pillar in Xuzhou since ancient times. With the rapid economic growth of the whole country after the reform and opening up, Xuzhou is not willing to lag behind in developing its own industrial economy, but behind the rapid economic development. However, a large amount of pollution emissions seriously damage the environment. Especially in recent years, the data of pm2.5 has gradually entered people's eyes, which makes us realize that the air environment in Xuzhou is already very bad, and it is urgent to protect the local environment. In this paper, a multivariate linear regression model is established by collecting the pm2.5 data from 2009 to 2017 and six related factors affecting the air environment in Xuzhou City, and the specific relationship between them and pm2.5 is analyzed. On this basis, the pm2.5 governance policy, human and technical countermeasures. According to the actual situation of Xuzhou and the experiences of other regions and developed countries, the corresponding countermeasures and reasonable suggestions are put forward.
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