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Yue Cheng, Jiaxiang Jiang, Lei Xia, Hongxia Xu, Changlin Ye, Juan Sun and Rui Gu
With the deepening of modernization in China, the situation of air environmental pollution in China is very serious, and the environmental capacity is becoming less and less. Haze has gradually become one of the main sources of pollution in most cities i...
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Xiaobin Zhang and Bo Yu
Due to the lack of training data and effective haze disaster prediction model, the research on causality analysis and the risk prediction of haze disaster is mainly qualitative. In order to solve this problem, a nonlinear dynamic prediction model of Beij...
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Keyao Chen, Guizhi Wang, Lingyan Wu, Jibo Chen, Shuai Yuan, Qi Liu and Xiaodong Liu
At present particulate matter (PM2.5) pollution represents a serious threat to the public health and the national economic system in China. This paper optimizes the whitening coefficient in a grey Markov model by a genetic algorithm, predicts the concent...
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Lingyi Zhou and Yixin Dai
Haze pollution has become the most serious environmental risk in China and generated a large amount of public concerns. Influencing almost all the citizens in the polluted area, it is necessary and important to take public perception as an essential elem...
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Ye Hong, Chaoliu Li, Xiaolan Li, Yanjun Ma, Yunhai Zhang, Deping Zhou, Yangfeng Wang, Ningwei Liu and Xiaojiao Chang
From 18 February to 13 March 2014 and from 17 December 2016 to 27 January 2017, an online analyzer for monitoring aerosols and gases (MARGA) and an online single particle aerosol mass spectrometer (SPAMS) were used to measure and analyze the concentratio...
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Hongke Cai, Ke Gui and Quanliang Chen
This study analyzed the long-term variations and trends of haze pollution and its relationships with emission and meteorological factors using the haze days (HDs) data derived from surface observation stations in Sichuan-Chongqing (SCC) region during 198...
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Yingchang You, Xugeng Cheng, Tianliang Zhao, Xiangde Xu, Sunling Gong, Xiaoye Zhang, Yu Zheng, Huizheng Che, Chao Yu, Jiacheng Chang, Guoxu Ma and Ming Wu
In addition to the impact of pollutant emissions, haze pollution is connected with meteorology and climate change. Based on the interannual change analyses of meteorological and environmental observation data from 1981 to 2010, we studied the relationshi...
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Linglong Zhu, Yonghong Zhang, Xi Kan and Jiangeng Wang
Besides local emissions, long-range transportation of polluted air masses also has a huge impact on haze pollution. In this study, the Hybrid Single-Particle Lagrangian Integrated Trajectory (HYSPLIT) model was used to determine the transport paths and p...
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Jianlei Lang, Shengyue Li, Shuiyuan Cheng, Ying Zhou, Dongsheng Chen, Yanyun Zhang, Hanyu Zhang and Haiyan Wang
Submicron particle (PM1) pollution has received increased attention in recent years; however, few studies have focused on such pollution in the city of Shijiazhuang (SJZ), which is one of the most polluted cities in the world. In this study, we conducted...
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Mengxin Xiao, Qiongzhen Wang, Xiaofei Qin, Guangyuan Yu and Congrui Deng
The characteristics of biogenic aerosols in an urban area were explored by determining the composition and temporal distribution of saccharides in PM2.5 in Shanghai. The total saccharides showed a wide range of 9.4 ng/m3 to 1652.9 ng/m3, with the average...
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