Showing 21 - 40 results of 1,154 for search 'Air China', query time: 0.10s Refine Results
  1. 21

    Trends in Air Pollutant Concentrations and the Impact of Meteorology in Shandong Province, Coastal China, during 2013–2019 by Na Zhao, Gang Wang, Guohao Li, Jianlei Lang

    Published 2021-02-01
    “…Hence, in this study, the trends in Shandong Province, China, for six criteria pollutants (viz., sulfur dioxide [SO2], carbon monoxide [CO], particulate matter [PM] with an aerodynamic diameter of < 10 µm [PM10], PM with an aerodynamic diameter of < 2.5 µm [PM2.5], nitrogen dioxide [NO2], and ozone [O3]) were analyzed for the period of 2013–2019, when overall emissions of air pollutants decreased, and the Weather Research and Forecasting model coupled with Chemistry (WRF/Chem) was applied to evaluate the role of inter-annual and seasonal meteorological changes. …”
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  2. 22

    Heterogeneous influences of urban compactness on air pollution: evidence from 285 prefecture-level cities in China by Dan Yan, Shaoxuan Huang, Guoliang Chen, Huan Tong, Peiyuan Qin

    Published 2025-01-01
    “…The main findings are as follows: (1) From 2010 to 2021, the proportion of cities in China with good air quality significantly increased. …”
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    Impacts of PM on Indoor Air Quality of Airport Terminal Buildings in a Core City of North China Plain by Yunting Zhao, Wenhui Zheng, Simeng Ma, Weikai Kong, Bo Han, Jian Yu

    Published 2023-03-01
    “…Abstract With the economic growth and globalization, a great deal of airports are being or planned to be constructed or retrofitted in China. The air quality in airport terminal buildings has not been studied as in-depth as airport ambient air quality. …”
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  8. 28

    Rapid Monitoring of Mercury in Air from an Organic Chemical Factory in China Using a Portable Mercury Analyzer by Akira Yasutake, Jin Ping Cheng, Masako Kiyono, Shimpei Uraguchi, Xiaojie Liu, Kyoko Miura, Yoshiaki Yasuda, Nikolay Mashyanov

    Published 2011-01-01
    “…A current investigation of the mercury distribution in ambient air, soils, and plants suggests that mobile mercury species in soils created elevated mercury concentrations in ambient air and vegetation. …”
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    Estimating the Evaporation from Irrigation Canals in Northwestern China Using the Double-Deck Surface Air Layer Model by Suhua Liu, Weizhen Wang, Makito Mori, Tetsuo Kobayashi

    Published 2016-01-01
    “…The DSAL model describes the surface air layer over a canal as a composite air layer with two sublayers, the lower sublayer and the upper sublayer. …”
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    Short-Term Effect of Air Pollution on Daily Hospital Visits for Anxiety Disorders in Southern China with Low Pollution Concentrations by Xinyuan Zhong, Tingting Guo, Jianghui Zhang, Qiong Wang, Rong Yin, Kunpeng Wu, Qing Zou, Meng Zheng, Brian J. Hall, Andre M. N. Renzaho, Kangning Huang, Wen Chen

    Published 2025-01-01
    “…Although the daily levels of most pollutants (PM<sub>10</sub>, SO<sub>2</sub>, CO, NO<sub>2</sub> and O<sub>3</sub>) were consistently below China and WHO’s Ambient Air-Quality Standards, significant associations were observed between daily hospital visits for ADs and all six air pollutants. …”
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  13. 33

    Change-Oriented Risk Management in Civil Aviation Operation: A Case Study in China Air Navigation Service Provider by Le-ping Yuan, Man Liang, Yiran Xie

    Published 2020-01-01
    “…Compared with the traditional brainstorm process, the SCOHI model provides an explicit way for hazard identification in a dynamic environment. Then, taking an air navigation service provider (ANSP) in Northwest China as an example, a case study of system changes from nonradar control operations to radar control operations is analyzed. …”
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    Article
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    Impacts of Chemical Initial Conditions in the WRF-CMAQ Model on the Ozone Forecasts in Eastern China by Tangyan Hou, Shaocai Yu, Yaping Jiang, Xue Chen, Yibo Zhang, Mengying Li, Zhen Li, Zhe Song, Pengfei Li, Jianmin Chen, Xiaoye Zhang

    Published 2022-05-01
    “…Abstract Ozone (O3) has become the major factor for exceeding air pollution standards in many Chinese cities, especially in the more economically developed and densely populated regions, such as eastern China. …”
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    Impact Assessment of Energy Transition Policy on Air Quality over a Typical District of the Pearl River Delta Region, China by Weidong Chen, Haixian Li, Yun Zhu, Jicheng Jang, Che-Jen Lin, Pen-Chi Chiang, Shuxiao Wang, Jia Xing, Tingting Fang, Jie Li, Qingshan Yang, Kaiming Zheng

    Published 2022-05-01
    “…Abstract Energy transition policies have been proposed for the two imperative tasks of carbon dioxide (CO2) emissions peaking and air pollution control in the Pearl River Delta (PRD) region in China. …”
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    Impact of COVID-19 on the Air Quality over China and India Using Long-term (2009–2020) Multi-satellite Data by Manish Soni, Sunita Verma, Hiren Jethava, Swagata Payra, Lok Lamsal, Priyanshu Gupta, Janhavi Singh

    Published 2020-11-01
    “…Abstract We have examined the air quality over China, India and demonstrated marked differences in levels of air pollution resulted from the COVID-19 restrictions during December–April, 2019–20 to that of 11 years mean of 2009–19. …”
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