Foreword Xi'an Open Laboratory of Loess and Quaternary Geology,Chinese Academy of Sciences Episodic uplifts of Qinghai-Xizang Plateau and its corresponding altitude during the Late Cenozoic Wu Xihao,Wang Fubao,An Zhisheng,Qian Fang,Lu Yanchou and Zhang Xuanyang Changes of paleomonsoon climate and environment in China since the last interglacial stage An Zhisheng,Wu Xihao,Wang Pinxian,Wang Sumin,Dong Guangrong,Sun Xiangjun,Zhang De'er,Lu Yanchou,Zheng Shaohua and Zhao Songling Quaternary geology and environments in China Wu Xihao,An Zhisheng,Lu Yanchou and Liu Tungsheng 14C chronology of Loess Plateau in China Zhou Weijian and An Zhisheng Magnetostratigraphical study of Duanjiapo loess section Zheng Hongbo,An Zhisheng,J.Shaw and Yue Leping Stable isotopic evidence of monsoon variation on Chinese Loess Plateau during the last 600 ka Lin Benhai,An Zhisheng and Liu Rongmo Relationship between the stable isotopic composition of loess-paleosol carbonate and paleoenvironment Gu Zhaoyan,Liu Rongmo and Liu Yu A preliminary study on the physico-mechanic properties of loesses and paleosols with different ages at Weibei Yuan in Shaanxi Province,China Wei Lanying,Cui Jiuxu,Han Wenyi,Fang Yujia and Lu Yanchou Comparative study of paleosols from loess profiles in central China and central Europe in the last 600 ka Zhu Yizhi,A.Bronger and Th.Heinkele Coupling between the growing fluctuation of tree ring and the climate change——with a piece of pine wood in the Tomur Peak area,Xinjiang as an example Wan Guojiang Biomarkers and their geological application in loess and paleosol——I.Major types and characteristics of hydrocarbon compound Jia Rongfen and Lin Benhai Cosmogenic 10Be of the in-situ quartz and erosion rates of source regions of loess Shen Chengde,Liu Tungsheng,Yi Weixi, Zhou Zheng,J.Beer,H.Oeschger,G.Bonani,M.Suter and W.W#lfli Preliminary study on loess reflecting spectrum and paleoelimate change Gao Wanyi,Lin Benhai and Sun Donghuai Characterization and environmental significance of trace elements in contemporary aerosol particles,dust fallout and paleo-aerosol in northern China Zhang Xiaoye,An Zhisheng,Chen Tuo,Wu Xihao,Liu Tungsheng,Zhang Guangyu,Zhu Guanghua and Wang Xinfu Dust deposit in the area of Karakorum-Kunlun Mountains Wang Fubao Pigments contents of deposits of Qinghai Lake and their environmental implications as potential indicators Han Xiaozhong,Shen Han,Wang Sumin and Yu Yuansheng A preliminary study on the“Xiashu”clay in Zhenjiang,Jiangsu Wu Shengguang,Chen Yueyou and Yang Dayuan Evolution of the paleo-lagoon in Ninghe-Baodi area,Tianjin Wang Qiang Application of interference contrast polarization microscope to the analysis of Quaternary deposit facies Xu Heling,Deng Jiwun,Yin Weide,and Wu Xihao Study on the through time and its geological implication of the Three Gorges along the Changjiang(Yangtze)River Yang Dayuan and Lü Guonian Study on the age and environment of Daqingliangzi Formation in Xichang,Sichuan Jiang Fuchu,Qian Fang,Tong Guobang and Luo Baoxin 14C chronology of the variation of Fuxian Lake and the neotectonic movement of Chengjiang Basin in Yunnan Province during the last 50 ka Zhou Minfu,Shen Chengde,Huang Baolin and Qiao Yulou The microtextures and inelusions of the tektite in South China Zhu Zhaoyu,Zheng Honghan,Zhang Guomei,Jiang Weihua,Zhu Lin,Sun Yuwen and Lu Qingxin Some points of view on the management of open research laboratories Zhou jie