Laser & Optoelectronics Progress, Volume. 62, Issue 5, 0501004(2025)

Sand-Dust Flux and Its Effect on Atmospheric Environment Based on Lidar Network

Minjuan Mao1, Houtong Liu2, Yilei Dong1, Honglei Zhang1, and Fangping Deng1、*
Author Affiliations
  • 1Atmospheric Composition and Climate Change Research Laboratory Zhejiang Institute of Meteorology Science, Hangzhou 310008, Zhejiang , China
  • 2School of Microelectronics & Data Science, Anhui University of Technology, Ma'anshan 243002, Anhui , China
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    Figures & Tables(7)
    Distribution of lidar network in Zhejiang province, device of lidar and microwave radiometer. (a) Distribution of lidar network; (b) lidar; (c) microwave radiometer
    Mass concentrations of PM10 retrieved by lidar and real time observation as well as vertical distributions of wet extinction and dry extinction. (a) Mass concentrations of PM10 retrieved by lidar and real time; (b) vertical distributions of wet extinction and dry extinction
    Original column concentration, total column concentration, and net input column concentration of PM10 and PM2.5 in Zhejiang province during dust process from April 10 to 14, 2023. (a) Original PM10 column concentration; (b) total PM10 column concentration; (c) input PM10 column concentration; (d) original PM2.5 column concentration; (e) total PM2.5 column concentration; (f) input PM2.5 column concentration
    Curve charts of PM10 and PM2.5 mass concentrations and PM2.5/PM10 ratio as well as contour plots of depolarization ratio retrieved by lidars in Hangzhou and Jinhua from April 10 to 14, 2023. (a) PM10 and PM2.5 mass concentrations and PM2.5/PM10 ratio in Hangzhou; (b) depolarization ratio in Hangzhou; (c) PM10 and PM2,5 mass concentrations and PM2.5/PM10 ratio in Jinhua; (d) depolarization ratio in Jinhua
    Vertical distribution of air temperature and water vapor density observed by microwave radiometer in Hangzhou from April 10 to 14, 2023. (a) Air temperature; (b) water vapor density
    Changes of hourly content of ozone, NO2, and SO2 as well as CO2 and CH4 in Hangzhou from April 10 to 14, 2023. (a) Ozone, NO2, and SO2 mass concentration; (b) CO2 and CH4 volume fraction
    • Table 1. Origin quantity and net input quantity of PM10 and PM2.5 in Zhejiang province as well as prefectures during dust process from April 10 to 14, 2023

      View table

      Table 1. Origin quantity and net input quantity of PM10 and PM2.5 in Zhejiang province as well as prefectures during dust process from April 10 to 14, 2023

      AreaOriginal PM10 /tNet input PM10 /tUnit original PM10 /(t·km-2Unit net input PM10 /(t·km-2Original PM2.5 /tNet input PM2.5 /tUnit original PM2.5 /(t·km-2Unit net input PM2.5 /(t·km-2
      Jinhua94824810.0870.2404025770.0360.053
      Lishui104220060.0610.1145188710.0310.049
      Ningbo30517650.0350.2031684770.0190.052
      Quzhou55020240.0630.2352697790.0300.083
      Shaoxing33015980.0440.2182424500.0300.052
      Taizhou43014010.0400.1552284280.0210.050
      Wenzhou57814500.0490.1262896050.0250.052
      Zhoushan362740.0280.20921950.0190.066
      Hangzhou141491810.0840.53171910730.0470.065
      Huzhou53034470.0910.5982763430.0480.059
      Jiaxing33822610.0780.5232052250.0480.053
      Zhejiang6505278940.0650.286334059300.0330.058
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    Minjuan Mao, Houtong Liu, Yilei Dong, Honglei Zhang, Fangping Deng. Sand-Dust Flux and Its Effect on Atmospheric Environment Based on Lidar Network[J]. Laser & Optoelectronics Progress, 2025, 62(5): 0501004

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    Paper Information

    Category: Atmospheric Optics and Oceanic Optics

    Received: Jul. 1, 2024

    Accepted: Aug. 20, 2024

    Published Online: Mar. 6, 2025

    The Author Email: Deng Fangping (dengfangping@sina.com)

    DOI:10.3788/LOP241783

    CSTR:32186.14.LOP241783

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