Remote Sensing Technology and Application, Volume. 39, Issue 2, 478(2024)

Analysis on Evolution of Ecological Vulnerability of Shanxi Province based on the Remote Sensing and GIS Technique

Huilin ZHANG1、*, Weiguo WANG2,3, Jian WANG4, Xiaojiong ZHAO5, Yanjun HOU1, and Yilan BO1
Author Affiliations
  • 1Department of Geography,Xinzhou Teachers University,Xinzhou 034000,China
  • 2College of Geographical Sciences,Shanxi Normal University,Taiyuan 030031,China
  • 3Academician Workstation for Resource and Environmental Information Management, Shanxi Normal University, Taiyuan 030031, China
  • 4Northwest Institute of Eco-Environment and Resources,Chinese Academy of Sciences,Lanzhou 730000,China
  • 5Gansu Academy of Eco-environmental Sciences,Lanzhou 730020,China
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    Figures & Tables(14)
    Location of study area
    Spatial-temporal distribution characteristics of ecological vulnerability in Shanxi Province
    Spatial distribution from changes of ecological vulnerability of Shanxi Province
    Gravity center migration of ecological vulnerability on Shanxi province from 2000 to 2019
    Percentage of ecological vulnerability under different ecological function areas
    Percentage of ecological vulnerability under different land-use types
    Spatial distribution of coefficients of GWR(AB) model
    Ecological environment optimization of Shanxi Province
    The distribution of R2 and residual of GWR(AB) model
    • Table 1. Basic information of data

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      Table 1. Basic information of data

      数据时间分辨率空间分辨率数据来源
      降水逐月1 km国家地球系统科学数据中心
      气温逐月1 km国家青藏高原数据中心
      潜在蒸散发逐月1 km
      MCD12Q1逐年1 kmNASA
      DEM-30 m地理空间数据云平台
      NDVI8日1 km

      中国科学院资源环境

      科学与数据中心

      人口密度逐年1 km
      GDP逐年1 km
    • Table 2. The ecological vulnerability evaluation index system in the Shanxi Province

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      Table 2. The ecological vulnerability evaluation index system in the Shanxi Province

      目标层指标层本文指标指标性质研究者指标意义
      生态脆弱性生态敏感性高程负向齐姗姗等[35]地形地貌状况
      坡度正向
      坡向正向
      地形起伏度正向
      植被覆盖度负向邹桃红等[17]地表植被覆盖状况
      年降水量负向Shao等[36]气候状况
      年均温度负向Zhou等[37]
      湿润指数负向张良侠等[38]
      生态恢复力生物丰度负向

      张学渊等[11]

      张行等[39]

      土地利用状况
      香农多样性指数负向
      生态压力度GDP正向刘慧等[26]人类活动状况
      人口密度正向Salvati等[40]
    • Table 3. The division rules of ecological vulnerability

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      Table 3. The division rules of ecological vulnerability

      级别生态脆弱性分级划分标准
      微度脆弱0<SEVI <2
      轻度脆弱2≤SEVI <4
      中度脆弱4≤SEVI <6
      重度脆弱6≤SEVI <8
      极度脆弱8≤SEVI <10
    • Table 4. Parameter comparison of OLS and GWR model on different weight kernel function

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      Table 4. Parameter comparison of OLS and GWR model on different weight kernel function

      模型空间权重核函数AICAICcR2调整后的R2

      残差

      平方和

      OLS--7 072.62-7 072.520.580.571.01
      GWRFG-7 717.94-7 624.040.790.740.49
      FB-8 176.23-7 928.360.870.810.31
      AB-8 139.38-7 951.200.860.800.34
      AG-7 410.06-7 397.780.690.670.73
    • Table 5. Parameter details of GWR (AB) model

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      Table 5. Parameter details of GWR (AB) model

      变量回归系数标准误差最小值最大值中位数上四分位数下四分位数
      坡向0.0260.020-0.0410.1330.0260.0150.037
      GDP0.1151.210-9.65816.5570.049-0.0250.203
      生物丰度0.0620.018-0.0500.1290.0610.0530.072
      植被覆盖度0.0540.066-0.2430.5150.0510.0150.087
      人口密度0.5301.549-7.24531.1810.016-0.0080.556
      SHDI0.0460.047-0.0180.2830.0310.0170.060
      截距0.0690.042-0.2230.1390.0820.0520.097
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    Huilin ZHANG, Weiguo WANG, Jian WANG, Xiaojiong ZHAO, Yanjun HOU, Yilan BO. Analysis on Evolution of Ecological Vulnerability of Shanxi Province based on the Remote Sensing and GIS Technique[J]. Remote Sensing Technology and Application, 2024, 39(2): 478

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    Paper Information

    Category: Research Articles

    Received: Jul. 31, 2022

    Accepted: --

    Published Online: Aug. 13, 2024

    The Author Email: Huilin ZHANG (zhanghlmm@163.com)

    DOI:10.11873/j.issn.1004-0323.2024.2.0478

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