青藏高原及横断山区地质灾害易发区空间格局及驱动因子

申泽西, 张强, 吴文欢, 宋长青

Spatial pattern and attribution analysis of the regions with frequent geological disasters in the Tibetan Plateau and Hengduan Mountains

SHEN Zexi, ZHANG Qiang, WU Wenhuan, SONG Changqing

表1 研究区地质灾害易发区成灾归因分析(%)

Tab. 1 Attribution analysis of geological disasters for the areas with frequent occurrences of geological disasters over the study region (%)

成灾因素 综合分区Ⅰ 综合分区Ⅱ 综合分区Ⅲ 最大降水 18.9 16 11.2 最大温差 15.1 14.5 11.8 植被覆盖状况 13.9 23.6 27.3 坡度 9.5 6.4 6.7 距河流距离 11.5 10.9 17 距道路距离 20.2 15.7 16.8 距断层距离 8.3 9.2 6.1 岩性 2.5 3.6 3