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Scientia Silvae Sinicae ›› 2007, Vol. 43 ›› Issue (12): 28-32.doi: 10.11707/j.1001-7488.20071205

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Study on Dust Monitoring Technology Using Lidar

Zhang Huaiqing1,Ju Hongbo1,Chen Yongfu1,Papayannis A2,Wang Pucai3   

  1. 1. Research Institute of Resources and Information Techniques, CAF Beijing 100091;2. Laser Remote Sensing Laboratory, Physics Department, National Technical University of Athens, Zografou Greece 15780;3. Institute of Atmospheric Physics, Chinese Academy of Sciences Beijing 100029
  • Received:2007-04-20 Revised:1900-01-01 Online:2007-12-25 Published:2007-12-25

Abstract:

In the paper, LB10-D200 lidar was used to continuously monitoring the atmosphere in Beijing during the April, 2006, and then to analyzed the collected data to reveal the vertical structure and movement of dust atmosphere. The E-BAM dust monitoring instrument, AERONET, MODIS and DREAM models were used to compare and analyze. The result was that: There were 10 days in April with the AOT more than 1,the highest reached 4. The results were consistent between lidar data and other monitoring methods. Lidar results could present the spatial-time structure of vertical dust layers. The dust AOT contributed about 60%~80% to the whole AOT.

Key words: lidar, dust, aerosols, optical thickness, monitoring