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A national-scale assessment of land subsidence in China's major cities.
Ao, Zurui; Hu, Xiaomei; Tao, Shengli; Hu, Xie; Wang, Guoquan; Li, Mingjia; Wang, Fang; Hu, Litang; Liang, Xiuyu; Xiao, Jingfeng; Yusup, Asadilla; Qi, Wenhua; Ran, Qinwei; Fang, Jiayi; Chang, Jinfeng; Zeng, Zhenzhong; Fu, Yongshuo; Xue, Baolin; Wang, Ping; Zhao, Kefei; Li, Le; Li, Wenkai; Li, Yumei; Jiang, Mi; Yang, Yuanhe; Shen, Haihua; Zhao, Xia; Shi, Yue; Wu, Bo; Yan, Zhengbing; Wang, Mengjia; Su, Yanjun; Hu, Tianyu; Ma, Qin; Bai, Hao; Wang, Lijun; Yang, Ziyan; Feng, Yuhao; Zhang, Danhua; Huang, Erhan; Pan, Jiamin; Ye, Huiying; Yang, Chen; Qin, Yanwei; He, Chenqi; Guo, Yanpei; Cheng, Kai; Ren, Yu; Yang, Haitao; Zheng, Chengyang.
Afiliación
  • Ao Z; Beidou Research Institute, Faculty of Engineering, South China Normal University, Foshan 528000, China.
  • Hu X; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Tao S; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Hu X; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Wang G; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Li M; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Wang F; College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Hu L; Department of Earth and Atmospheric Sciences, University of Houston, Houston, TX 77204, USA.
  • Liang X; Department of Earth and Space Sciences, Southern University of Science and Technology, Shenzhen 518055, China.
  • Xiao J; River Basin Habitats Research Center, College of Architecture and Landscape Architecture, Peking University, Beijing 100871, China.
  • Yusup A; College of Water Sciences, Beijing Normal University, Beijing 100875, China.
  • Qi W; School of Environmental Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China.
  • Ran Q; Earth Systems Research Center, Institute for the Study of Earth, Oceans, and Space, University of New Hampshire, Durham, NH 03824, USA.
  • Fang J; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Chang J; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Zeng Z; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Fu Y; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Xue B; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Wang P; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Zhao K; Institute of Remote Sensing and Earth Sciences, Hangzhou Normal University, Hangzhou 311121, China.
  • Li L; Zhejiang Provincial Key Laboratory of Urban Wetlands and Regional Change, Hangzhou 311121, China.
  • Li W; College of Environmental and Resource Sciences, Zhejiang University, Hangzhou 310058, China.
  • Li Y; School of Environmental Science and Engineering, Southern University of Science and Technology, Shenzhen 518055, China.
  • Jiang M; College of Water Sciences, Beijing Normal University, Beijing 100875, China.
  • Yang Y; Innovation Research Center of Satellite Application (IRCSA), Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China.
  • Shen H; Key Laboratory of Water Cycle and Related Land Surface Processes, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing 100101, China.
  • Zhao X; School of Management, Guangdong University of Technology, Guangzhou 510520, China.
  • Shi Y; School of Management, Guangdong University of Technology, Guangzhou 510520, China.
  • Wu B; School of Geography and Planning, Sun Yat-sen University, Guangzhou 510006, China.
  • Yan Z; Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China.
  • Wang M; School of Geospatial Engineering and Science, Sun Yat-sen University, Zhuhai 519082, China.
  • Su Y; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Hu T; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Ma Q; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Bai H; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Wang L; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Yang Z; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Feng Y; School of Geo-science and Technology, Zhengzhou University, Zhengzhou 450001, China.
  • Zhang D; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Huang E; Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
  • Pan J; School of Geography, Nanjing Normal University, Nanjing 210023, China.
  • Ye H; Key Laboratory of Virtual Geographic Environment (Nanjing Normal University), Ministry of Education, Nanjing 210023, China.
  • Yang C; Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application, Nanjing 210023, China.
  • Qin Y; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • He C; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Guo Y; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Cheng K; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
  • Ren Y; Faculty of Geosciences and Engineering, Southwest Jiaotong University, Chengdu 611756, China.
  • Yang H; Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Zheng C; Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China.
Science ; 384(6693): 301-306, 2024 Apr 19.
Article en En | MEDLINE | ID: mdl-38635711
ABSTRACT
China's massive wave of urbanization may be threatened by land subsidence. Using a spaceborne synthetic aperture radar interferometry technique, we provided a systematic assessment of land subsidence in all of China's major cities from 2015 to 2022. Of the examined urban lands, 45% are subsiding faster than 3 millimeters per year, and 16% are subsiding faster than 10 millimeters per year, affecting 29 and 7% of the urban population, respectively. The subsidence appears to be associated with a range of factors such as groundwater withdrawal and the weight of buildings. By 2120, 22 to 26% of China's coastal lands will have a relative elevation lower than sea level, hosting 9 to 11% of the coastal population, because of the combined effect of city subsidence and sea-level rise. Our results underscore the necessity of enhancing protective measures to mitigate potential damages from subsidence.

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Science Año: 2024 Tipo del documento: Article País de afiliación: China Pais de publicación: Estados Unidos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Science Año: 2024 Tipo del documento: Article País de afiliación: China Pais de publicación: Estados Unidos