Journal of Geographical Sciences, Volume. 30, Issue 4, 601(2020)
Spatial pattern reconstruction of regional habitat quality based on the simulation of land use changes from 1975 to 2010
Figures & Tables(10)
Fig. 1. Location and topography of the Pan-Yangtze River Delta region
Fig. 2. Land use maps of the Pan-Yangtze River Delta region for 2010, 2005, and 2000
Fig. 3. Map of land use simulation in the Pan-Yangtze River Delta region
Fig. 4. Degrees of habitat deterioration in the Pan-Yangtze River Delta region from 1975 to 2010
Fig. 5. Map showing habitat degeneration in the Pan-Yangtze River Delta region from 1975 to 2010
Fig. 6. Map showing the habitat degradation degree classification of the Pan-Yangtze River Delta region from 1975 to 2010
Fig. 7. Map of habitat quality in the Pan- Yangtze River Delta region from 1975 to 2010
Fig. 8. Spatial distribution of habitat quality in the Pan-Yangtze River Delta region from 1975 to 2010
Table 1.
Threat factors and their stress intensities
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Threat factors and their stress intensities
Threat factor Longest threat distance (km) Weight Spatial decay type Cultivated land 4 0.6 Linear decay Construction land 8 0.4 Exponential decay Unused land 6 0.5 Linear decay
Table 2.
Sensitivity of land use type to habitat threat factors
View tableView in ArticleTable 2.
Sensitivity of land use type to habitat threat factors
Land use type Habitat adaptability Threat factors Cultivated land Construction land Unused land Cultivated land 0.3 0.0 0.8 0.4 Forest land 1.0 0.6 0.4 0.2 Grassland 1.0 0.8 0.6 0.6 Water areas 0.7 0.5 0.4 0.2 Construction land 0.0 0.0 0.0 0.1 Unused land 0.6 0.6 0.4 0.0
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Xueru ZHANG, Jie ZHOU, Guoning LI, Chun CHEN, Mengmei LI, Jianmei LUO. Spatial pattern reconstruction of regional habitat quality based on the simulation of land use changes from 1975 to 2010[J]. Journal of Geographical Sciences, 2020, 30(4): 601
Paper Information
Received: Aug. 12, 2019
Accepted: Nov. 20, 2019
Published Online: Sep. 30, 2020
The Author Email: CHEN Chun (chenchun@pku.edu.cn)
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