Remote Sensing Technology and Application, Volume. 39, Issue 3, 669(2024)
Spatial-temporal Evolution and Influencing Factors of Drought in Different Karst Areas based on TVDI
Figures & Tables(10)
Fig. 4. Distribution of TVDI trends in the study area from 2001 to 2020
Fig. 5. Interannual variation of TVDI in the study area from 2001 to 2020
Fig. 6. Correlation of TVDI with meteorological factors in the study area from 2001-2019
Table 1.
Drought classification criteria View tableView in ArticleTable 1.
Drought classification criteria 干旱等级 TVDI 正常 0<TVDI≤0.4 轻旱 0.4<TVDI≤0.6 中旱 0.6<TVDI≤0.8 重旱 0.8<TVDI≤1.0
Table 2.
Pearson correlation coefficients between TVDI and meteorological factors for 2001<bold>~</bold>2019 View tableView in ArticleTable 2.
Pearson correlation coefficients between TVDI and meteorological factors for 2001<bold>~</bold>2019 地区 降水 温度 都安县 -0.12 0.42 巧家县 -0.15 0.24 印江县 -0.35 0.47*
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Xianjian LU, Zhenbao LI, Hongbo YAN, Huanling ZHANG, Ziyang GUO. Spatial-temporal Evolution and Influencing Factors of Drought in Different Karst Areas based on TVDI[J]. Remote Sensing Technology and Application, 2024, 39(3): 669
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Received: Jul. 27, 2022
Accepted: --
Published Online: Dec. 9, 2024
The Author Email: YAN Hongbo (2009019@glut.edu.cn)
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