1Comparative study on climatic change during later period of the late Pleistocene epoch with the sporopollen record from northwest Yunnan plateau and the stalagmite record from South ChinaSHI Sheng-qiang, YUAN Dao-xian, LUO Lun-de, HAO Xiu-dong, ZHAO Zeng-you119-1272Temperature effect on carbonic acid balance in waterYAN Zhi-wei, LIU Hui-li, TAO Zong-tao128-1313Research on seasonal variations of the air's main environmental factors in the Shihua Cave, BeijingBAN Feng-mei, CAI Bing-gui132-1374The dissolved horizontal groove on stone pillar in Yunnan Stone Forest and its environmental senseLI Cai-ku, CHEN Yu-ping, XU Gui-sheng, JU Da-wei, LI Yan-mei138-1445Karst features and the controlling factors of redbeds in South GuangxiLIU Gong-yu145-1556The origin and evolution of the term "karst"Andrej Krandjc157-1627Analysis on carbon fixation potentiality of rocky desert land——A case in GuizhouCHEN Wei-jie, REN Xiao-dong, XIONG Kang-ning163-1688Preliminary study on short-time carbon absorption in epikarst spring basin——A case of the Shuifang Spring in Jinfo Mountain, ChongqingHU Yi-jun, JIANG Yong-jun, LI Lin-li169-1749Impact of land use type on soil active organic carbon and its distribution in karst mountainLAN Jia-cheng, FU Wa-li, YUAN Bo, PENG Jing-tao, ZHANG Ting, FU Yun175-18010Analysis on the desert's characteristics in Dianchi watershedZHANG Hua, WANG Yu, CHAI Jin-long181-18611A discussion on the key technical problem in monitoring and predicting sinkhole with optical fiber sensing (BOTDR) techniqueMENG Yan, GUAN Zhen-de187-19212Geochemical characteristics of the overlying bedrock and soil, and its impact on hydro-chemistry of the drip waters in the Furong Cave, ChongqingXIANG Xiao-jing, LI Ting-yong, WANG Jian-li, LI Jun-yun, CHEN Yun-xuan, ZHOU Fu-li, ZHANG Tian-wen, BAI Ying193-19913The variation of element ratio and ion concentration of cave water in the Furong Cave and their implications for environment researchYI Cheng-cheng, LI Ting-yong, LI Jun-yun, WANG Jian-li, XIANG Xiao-jing, BAI Ying, TANG Liang-liang, XIE Shi-you200-20714Hydrogeochemical features of hot spring under water-rock processes of different geologic conditions-A case in the Wentangxia hot spring of Chongqing and the hot spring at Xiaojiang fault zone of the East YunnanYANG Lei, XIAO Qiong, SHEN Li-cheng, WU Kun-yu209-21515Analysis on the hydrogeoiogy characteristics and exploitation potential of the emergency karst water source field in Xishan region, BeijingWANG Xiao-hong, LIU Wen-cheng, SHEN Yuan-yuan, LIU Shi-cheng216-22116Application of a new remote sensing image interpretation method in karst area - support vector machine algorithmZHU Xing-lei, AN yu-lun, HUANG Zu-hong, WANG Jing-min222-22617Surface features' information extraction from SPOT images with object-oriented classification methodZU Qi, YUAN Xi-ping, MO Yuan-fu, YUAN Lei227-23218Mapping cockpit karst in Southern China from ASTER stereo images: DEM validation and accuracy assessmentLIANG FU-Yuan, SHI Yu-ruo, George A.Brook233-242 