Earth Sciences

Volume 12, Issue 6, December 2023

  • Research Article

    Research and Application of Different Coal Wall Spalling Forms

    Yajun Xu*, Yibo Du, Kun Zhang, Xiaoliang Pang, Yongxiang Xu

    Issue: Volume 12, Issue 6, December 2023
    Pages: 188-197
    Received: Sep. 21, 2023
    Accepted: Oct. 23, 2023
    Published: Nov. 09, 2023
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    Abstract: Coal wall spalling is a key technical problem for surrounding rock control in fully mechanized mining face. For many years, coal wall spalling has mainly been studied through laboratory experiments based on coal samples, and in recent years, numerical simulation software has been used for simulation analysis. Theoretical research is mainly based on... Show More
  • Research Article

    Treatment of Permanganate Oxidation and Bioremediation on Petroleum Hydrocarbons Contaminated Soil and the Effect on Soil Function

    Sheng Huang, Xin Zhao

    Issue: Volume 12, Issue 6, December 2023
    Pages: 198-205
    Received: Oct. 19, 2023
    Accepted: Nov. 06, 2023
    Published: Nov. 13, 2023
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    Abstract: The impact of potassium permanganate oxidation-bioremediation on soil function can be divided into three stages: the oxidation stage, the transition stage, and the bioremediation stage. In order to obtain a deeper revelation of the effect on soil function, the nitrogen, phosphorus, organic matter (OM), dissolved organic carbon (DOC) and petroleum h... Show More
  • Research Article

    Study on the Influence of Different Surface Vegetation Cover on Watershed Scale Microclimate Change

    Wang Fu, Zhao Qiang, Sha Xiao Yan, He Qian, Zhang He, Han Fen

    Issue: Volume 12, Issue 6, December 2023
    Pages: 206-224
    Received: Oct. 20, 2023
    Accepted: Nov. 06, 2023
    Published: Nov. 13, 2023
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    Abstract: By comparing and observing the changes of microclimate indicators of different types of vegetation cover in the Hulu River Basin, this paper analyzed the changes of microclimate under different underlying surface conditions caused by vegetation cover and discussed the role and influence of fruit tree economic forest cover on watershed scale microcl... Show More
  • Research Article

    Genesis and Classification of Soils on a Toposequence in Guelendeng, Southwest Chad

    Agoubli Issiné*, Touroumngaye Goalbaye, Ahmat Amine Cherif, Hara Toukou

    Issue: Volume 12, Issue 6, December 2023
    Pages: 225-232
    Received: Oct. 17, 2023
    Accepted: Nov. 10, 2023
    Published: Nov. 29, 2023
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    Abstract: A study was carried out in Guelendeng in the south west of Chad with the objective to determine the main process at the origin of soil formation and to classify the soils along a toposequence. Three pedological profiles have been dug with variable depths. The three soil profiles namely G1, G2 and G3 were dug respectively, in the upslope, midslope a... Show More
  • Research Article

    Electrical Resistivity Imaging for Characterizing the Shallow Landslide Hazard Site at Kutupalong Rohingya Refugee Camps of Ukhiya, Cox's Bazar, Bangladesh

    Abu Taher Mohammad Shakhawat Hossain, Mohammad Hasan Imam*, Hossain Mohammad Sayem, Purba Anindita Khan, Mohammad Emdadul Haque, Mahmuda Khatun, Sheikh Jafia Jafrin, Tonmoy Dutta, Hasan Mahmud

    Issue: Volume 12, Issue 6, December 2023
    Pages: 233-243
    Received: Oct. 30, 2023
    Accepted: Nov. 16, 2023
    Published: Nov. 29, 2023
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    Abstract: Electrical imaging survey technique is especially suitable for shallow site investigations where understanding the complexities of the subsurface structure in detail is important. This study has been carried out to identify subsurface lithological variation by showing a connection between resistivity data and basic geotechnical parameters. The Wenn... Show More
  • Research Article

    Mangrove Interspecies Classification Based on UAV Hyperspectral Images

    Lina Yi, Guifeng Zhang*, Feiyang Lu, Yongcha Zhou

    Issue: Volume 12, Issue 6, December 2023
    Pages: 244-248
    Received: Nov. 07, 2023
    Accepted: Dec. 09, 2023
    Published: Dec. 14, 2023
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    Abstract: In recent years, the UAV light-weighted hyperspectral imaging system has become more available. It can provide high spatial and spectral resolution images for environment monitoring. Mangrove forest interspecies distribution map is important data source for the government to design the protection policy. A research on UAV hyperspectral remote sensi... Show More