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    • Potential landslides identification and development characteristics analysis in Hunza valley, along China-Pakistan Economic Corridor based on SBAS-InSAR

    • A significant progress has been made in the study of landslide disasters in the Hongzha River Valley section of the China Pakistan Economic Corridor. This study successfully identified 53 potential landslides using Sentinel-1 satellite data and SBAS InSAR technology, and conducted in-depth analysis of their development characteristics. The research results show that the unstable deformation threshold in the Hongzha River Valley area is -20 mm/a, and potential landslides are mainly concentrated on both sides of the river and the slopes of the highway, and are mostly distributed in weathered accumulation layers and metamorphic rock areas. In addition, the advantageous terrain conditions for landslide development are a height difference of 200-1000 meters, a slope of 30-40 °, and slopes facing south and southwest. This study not only helps deepen the understanding of the landslide disaster in the Hongzha River Valley, but also provides scientific basis for disaster prevention and reduction work in Pakistan, and provides strong support for ensuring the safe construction and operation of the China Pakistan Economic Corridor.
    • Vol. 28, Issue 4, Pages: 885-899(2024)   

      Received:05 August 2021

      Published:07 April 2024

    • DOI: 10.11834/jrs.20221536     

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  • Su X J,Zhang Y,Meng X M,Rehman M U,Khalid Z,Zhao F M,Yue D X,Guo F Y and Zhou Z Q. 2024. Potential landslides identification and development characteristics analysis in Hunza valley, along China-Pakistan Economic Corridor based on SBAS-InSAR. National Remote Sensing Bulletin, 28(4):885-899 DOI: 10.11834/jrs.20221536.
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相关作者

周自强 甘肃省科学院 地质自然灾害防治研究所
Xiaojun SU 兰州大学 资源环境学院;甘肃省环境地质与灾害防治技术创新中心;兰州大学 西部环境教育部重点实验室
Yi ZHANG 兰州大学 地质科学与矿产资源学院;甘肃省环境地质与灾害防治技术创新中心
Xingmin MENG 兰州大学 地质科学与矿产资源学院;甘肃省环境地质与灾害防治技术创新中心;兰州大学 西部环境教育部重点实验室
Mohib Rehman Ur 兰州大学 资源环境学院;甘肃省环境地质与灾害防治技术创新中心;兰州大学 西部环境教育部重点实验室
Zainab Khalid 兰州大学 资源环境学院;甘肃省环境地质与灾害防治技术创新中心;兰州大学 西部环境教育部重点实验室
Fumeng Zhao 兰州大学 资源环境学院;甘肃省环境地质与灾害防治技术创新中心;兰州大学 西部环境教育部重点实验室
Ziqiang Zhou 甘肃省地质环境监测院

相关机构

Xi’an Center of Geological Survey, China Geological Survey
Key Laboratory of Western China’s Environmental Systems (Ministry of Education)
School of Civil Engineering and Architecture, Southwest Petroleum University
Institute of Mountain Hazards and Environment, Chinese Academy of Sciences
College of Resources and Environment, Chengdu University of Information Science and Technology
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