1Key scientific issues in research on landslide hazard induced by un?derground mining in mountainous areas with coal-bearing strata of southwestern ChinaLI Jun, CHU Hongliang, LI Bin, HE Kai, GAO Yang453-4662Identification of large-scale landslide hazards based on differences of geological structure prone to sliding and multiple-source data in karst mountainous areasHE Kai, LI Bin, ZHAO Chaoying, GAO Yang, CHEN Liquan, LIU Pengfei467-4773Geological models classification of deformation and failures for collapses and landslides in karst mountainous areasGUO Jingyun, LI Shouding, LI Bin, LI Xiao, BI Xingtao, FANG Ranke478-4914Review on the connotation and methods of emergency investigations to geological hazards in mountainous areaWANG Yu, HUANG Cheng, ZHOU Cuiqiong, YANG Yingdong, XIAO Huazong, YAN Xiangsheng, ZHANG Lingze, WANG Yuqin492-4995Experimental study on nonlinear flow properties of pipe-fissure water in carbonate rocks during failuresSUN Huan, LIU Xiaoli, WANG Enzhi, LIU Chi, ZHANG Jianmin500-5086Experimental study on the deformation mechanism of upper-hard and lower-soft gently dipping rock on high slopes under the mining effectZHONG Zuliang, WANG Nanyun, LI Bin, LIU Xinrong, Cui Fangpeng, YANG Zhongping509-5177Monitoring the Jianshanying landslide in a karst mountainous area of Guizhou by optical remote sensingCHEN Liquan, ZHAO Chaoying, REN Chaofeng, WANG Peijie, CHEN Xuerong, CHEN Hengyi518-5238Discrete element modelling on dynamic triggering mechanism of the Pusa landslide in Nayong county, Guizhou ProvinceCUI Fangpeng, LI Bin, YANG Zhongping, WU Lele, LI Ning, PENG Jianquan524-5349Impact and scraping effects of the high-elevation,long-runout"7.23"landslide in Shuicheng , GuizhouGAO Haoyuan, GAO Yang, HE Kai, LI Bin, ZHAO Zhinan, CHEN Lichuan, WANG Yongfu535-54610Current situation of research on failure mechanism and stability of rock slopes under hydraulic actionLIU Xinrong, XIONG Fei, LI Bin, YANG Zhongping, ZHOU Xiaohan547-55811Characteristics and the hazard-inducing effect of groundwater systems in Zongling high-level landslide areasYi Lianxing559-56612Karstification and slope failure in carbonate areas of Three Gorges ReservoirCHEN Xiaoting, HUANG Bolin, LI Bin, ZHANG Peng, QIN Zhen567-57613Evaluation method of development degree based on features of intense dissolution layerCAO Xianfa, LIU Yukang, LIU Zhikui, ZHANG Binghui577-58314Stability of foundation rock mass beneath the A4 rescue platform in the Ruyifeng scenic spot, Yangshuo, GuilinXIE Yanhua, ZHANG Binghui, SUN Gangchen, LIU Baochen, CHEN Xuandong, FAN Xindong584-59115Features of karst development and geotechnical effects in the Liaoshan Tunnel on the E-Han expresswayLI Fangtao, LI Huangming, HU Zhiping, CHEN Nannan, YAN Changgen592-60316Study on the characteristics of karst water system and tunnel route selection in Wanshoushan area, Yunnan ProvinceREN Yanan, WAN Junwei, HUANG Kun, HE Xinhui604-61317Finite element analysis on safety thickness of the inrush prevention layer in rock beds of the small Three Gorges karst tunnelZHANG Qiao614-62118Prediction of karst surface subsidence risk in the Fankou lead-zinc mine area based on PCA-PSO-SVMZHOU Aihong, NIU Pengfei, YUAN Ying, HUANG Hucheng622-628 