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- [31] Mapping the vegetation distribution of the permafrost zone on the Qinghai-Tibet PlateauJournal of Mountain Science, 2016, 13 (06) : 1035 - 1046WANG Zhi-wei论文数: 0 引用数: 0 h-index: 0机构: Guizhou Institute of Prataculture,Guizhou Academy of Agricultural Sciences Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Graduate University of Chinese Academy of Science Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesWANG Qian论文数: 0 引用数: 0 h-index: 0机构: Guizhou Institute of Prataculture,Guizhou Academy of Agricultural Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural Sciences论文数: 引用数: h-index:机构:WU Xiao-dong论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesYUE Guang-yang论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesZOU De-fu论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Graduate University of Chinese Academy of Science Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesNAN Zhuo-tong论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesLIU Guang-yue论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesPANG Qiang-qiang论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesFANG Hong-bing论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Graduate University of Chinese Academy of Science Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesWU Tong-hua论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesSHI Jian-zong论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesJIAO Ke-qin论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesZHAO Yong-hua论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Guizhou Institute of Prataculture,Guizhou Academy of Agricultural SciencesZHANG Le-le论文数: 0 引用数: 0 h-index: 0机构: Cryosphere Research Station on the Qinghai-Tibet Plateau, State Key Laboratory of Cryosheric Sciences, Cold and Arid Regions Environmental and Engineer Research Institute, Chinese Academy of Sciences Graduate University of Chinese Academy of Science Guizhou Institute of Prataculture,Guizhou Academy of Agricultural Sciences
- [32] Spatiotemporal Variations in the Sensitivity of Vegetation Growth to Typical Climate Factors on the Qinghai-Tibet PlateauREMOTE SENSING, 2023, 15 (09)Wu, Kai论文数: 0 引用数: 0 h-index: 0机构: Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R China Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R ChinaChen, Jiahao论文数: 0 引用数: 0 h-index: 0机构: Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R China Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R ChinaYang, Han论文数: 0 引用数: 0 h-index: 0机构: Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R China Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R ChinaYang, Yue论文数: 0 引用数: 0 h-index: 0机构: Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R China Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R ChinaHu, Zhongmin论文数: 0 引用数: 0 h-index: 0机构: Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R China Hainan Univ, Sch Ecol & Environm, Haikou 570000, Peoples R China
- [33] Vegetation Changes along the Qinghai-Tibet Plateau Engineering Corridor Since 2000 Induced by Climate Change and Human ActivitiesREMOTE SENSING, 2018, 10 (01)Song, Yi论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Earth Environm, State Key Lab Loess & Quaternary Geol, Xian 710061, Shaanxi, Peoples R China Chinese Acad Sci, Inst Earth Environm, State Key Lab Loess & Quaternary Geol, Xian 710061, Shaanxi, Peoples R ChinaJin, Long论文数: 0 引用数: 0 h-index: 0机构: CCCC First Highway Consultants Co Ltd, Minist Transport, Key Lab Highway Construct & Maintenance Technol P, Xian 710065, Shaanxi, Peoples R China Chinese Acad Sci, Inst Earth Environm, State Key Lab Loess & Quaternary Geol, Xian 710061, Shaanxi, Peoples R ChinaWang, Haibo论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Lanzhou 730000, Peoples R China Chinese Acad Sci, Inst Earth Environm, State Key Lab Loess & Quaternary Geol, Xian 710061, Shaanxi, Peoples R China
- [34] The Spatial Analysis of Monastery on the Qinghai-Tibet PlateauPROCEEDINGS OF THE 2015 INFORMATION TECHNOLOGY AND MECHATRONICS ENGINEERING CONFERENCE, 2015, 7 : 37 - 41Caiji, Zhuoma论文数: 0 引用数: 0 h-index: 0机构: Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R China Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R ChinaGuo, Luo论文数: 0 引用数: 0 h-index: 0机构: Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R China Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R ChinaXue, Dayuan论文数: 0 引用数: 0 h-index: 0机构: Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R China Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R ChinaDu, Yuhuan论文数: 0 引用数: 0 h-index: 0机构: Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R China Minzu Univ China, Coll Life & Environm Sci, Beijing, Peoples R China
- [35] Multilevel driving factors affecting ecosystem services and biodiversity dynamics on the Qinghai-Tibet PlateauJOURNAL OF CLEANER PRODUCTION, 2023, 396Liu, Hua论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaLiu, Shiliang论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaWang, Fangfang论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaLiu, Yixuan论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaHan, Zhenli论文数: 0 引用数: 0 h-index: 0机构: Nanjing Univ Sci & Technol, Sch Environm & Biol Engn, Nanjing 210094, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaWang, Qingbo论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaYu, Lu论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaDong, Yuhong论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Forestry, Res Inst Forestry, Beijing 100091, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaSun, Jian论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Tibetan Plateau Res, Beijing 100101, Peoples R China Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China
- [36] Terrain Gradient Effect of Land Use and Its Driving Factors in the Qinghai-Tibet PlateauPOLISH JOURNAL OF ENVIRONMENTAL STUDIES, 2022, 31 (06): : 5299 - 5312Wang, Xiaodong论文数: 0 引用数: 0 h-index: 0机构: Northeastern Univ Qinhuangdao, Sch Resources & Mat, Qinhuangdao 066004, Hebei, Peoples R China Northeastern Univ Qinhuangdao, Sch Resources & Mat, Qinhuangdao 066004, Hebei, Peoples R ChinaWang, Ruijie论文数: 0 引用数: 0 h-index: 0机构: Northeastern Univ Qinhuangdao, Sch Resources & Mat, Qinhuangdao 066004, Hebei, Peoples R China Northeastern Univ Qinhuangdao, Sch Resources & Mat, Qinhuangdao 066004, Hebei, Peoples R China
- [37] Decoupling Elasticity and Driving Factors of Energy Consumption and Economic Development in the Qinghai-Tibet PlateauSUSTAINABILITY, 2020, 12 (04)Fan, Weiguo论文数: 0 引用数: 0 h-index: 0机构: North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R China North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R ChinaMeng, Mengmeng论文数: 0 引用数: 0 h-index: 0机构: North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R China North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R ChinaLu, Jianchang论文数: 0 引用数: 0 h-index: 0机构: North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R China North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R ChinaDong, Xiaobin论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal Univ, Fac Geog Sci, State Key Lab Earth Surface Proc & Resource Ecol, Beijing 100875, Peoples R China North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R ChinaWei, Hejie论文数: 0 引用数: 0 h-index: 0机构: Henan Agr Univ, Coll Resources & Environm Sci, Zhengzhou 450002, Peoples R China North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R ChinaWang, Xuechao论文数: 0 引用数: 0 h-index: 0机构: Brno Univ Technol, VUT Brno, SPIL, NETME Ctr,Fac Mech Engn, Brno 61669, Czech Republic North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R ChinaZhang, Qing论文数: 0 引用数: 0 h-index: 0机构: North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R China North China Elect Power Univ, Dept Econ & Management, Baoding 071003, Peoples R China
- [38] Characteristic, changes and impacts of permafrost on Qinghai-Tibet PlateauCHINESE SCIENCE BULLETIN-CHINESE, 2019, 64 (27): : 2783 - 2795Cheng, Guodong论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaZhao, Lin论文数: 0 引用数: 0 h-index: 0机构: Nanjing Univ Informat Sci & Technol, Sch Geog Sci, Nanjing 210044, Jiangsu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Cryospher Sci, Cryosphere Res Stn Qinghai Xizang Plateau, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaLi, Ren论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Cryospher Sci, Cryosphere Res Stn Qinghai Xizang Plateau, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaWu, Xiaodong论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Cryospher Sci, Cryosphere Res Stn Qinghai Xizang Plateau, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaSheng, Yu论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaHu, Guojie论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Cryospher Sci, Cryosphere Res Stn Qinghai Xizang Plateau, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaZou, Defu论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Cryospher Sci, Cryosphere Res Stn Qinghai Xizang Plateau, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaJin, Huijun论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Harbin Inst Technol, Polar Acad, Int Res Ctr Polar & Cold Reg Engn, Harbin 150090, Heilongjiang, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaLi, Xin论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Inst Tibetan Plateau Res, Beijing 100101, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaWu, Qingbai论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China
- [39] Surface oxygen concentration on the Qinghai-Tibet Plateau (2017–2022)Scientific Data, 10Xiaokang Hu论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyYanqiang Chen论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyWenyixin Huo论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyWei Jia论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyHeng Ma论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyWeidong Ma论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyLu Jiang论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyGangfeng Zhang论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyYonggui Ma论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyHaiping Tang论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource EcologyPeijun Shi论文数: 0 引用数: 0 h-index: 0机构: Beijing Normal University,State Key Laboratory of Earth Surface Processes and Resource Ecology
- [40] Changes in the permafrost temperatures from 2003 to 2015 in the Qinghai-Tibet PlateauCOLD REGIONS SCIENCE AND TECHNOLOGY, 2020, 169Zhang Zhongqiong论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaWu Qingbai论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Beiluhe Observat Stn Frozen Soil Environm & Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaJiang Guanli论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaGao Siru论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaChen Ji论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Beiluhe Observat Stn Frozen Soil Environm & Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R ChinaLiu Yongzhi论文数: 0 引用数: 0 h-index: 0机构: Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, Beiluhe Observat Stn Frozen Soil Environm & Engn, Lanzhou 730000, Gansu, Peoples R China Chinese Acad Sci, Northwest Inst Ecoenvironm & Resources, State Key Lab Frozen Soil Engn, Lanzhou 730000, Gansu, Peoples R China