主要研究方向：

石笋古气候，全新世气候突变，极端气候事件

主要担任课程：

本科生课程：《地球科学概论》

主要科研项目：

中国科学院地球环境研究所黄土与第四纪地质国家重点实验室开放基金，新疆石笋多指标记录的13~14世纪气候水文异常及其与社会变迁的联系，2024.01-2025.12，主持项目，在研

兰州大学西部环境教育部重点实验室开放基金，石笋微量元素记录的MIS5b/5a转型期新疆干旱区水文气候变化，2022.01-2023.12，主持项目，在研

国家自然科学基金青年基金项目，新疆石笋记录的近千年来特征时期内短尺度快速气候变化研究，2020.01-2022.12，主持项目，结题

中国博士后科学基金第14批特别资助（站中），基于洞穴石笋钙同位素的新疆天山地区小冰期以来降水变率半定量估算，2021.07-2023.06，主持项目，结题

主要学术论文：

Wang, Z.,Liu, X.*, Xie, H., Chen, S., Chen, J., Wang, H., Ma, M., Chen, F., 2024. Time-transgressive onset of Holocene Climate Optimum in arid central Asia and its association with cultural exchanges. Land, 13(3): 356.

Wang, S., Yang, G., Bershaw, J.,Liu, X., Yoshimura, K., Xiao, Y., Zhang, M., 2024. Interannual variations in stable isotopes of atmospheric water in arid Central Asia due to changes in atmospheric circulation. Global and Planetary Change, 234, 104367.

Liu, X.*, Chen, J., Chen, S., Wang, H., Huang, W., Feng, S., Chen, F., 2023. Abrupt climate change in arid central Asia during the Holocene: A review. Earth-Science Reviews, 242, 104450.

Chen, S., Chen, J., Lv, F.,Liu, X., Huang, W., Wang, T., Liu, J., Hou, J., Chen, F., 2022. Holocene moisture variations in arid Central Asia: Reassessment and reconciliation. Quaternary Science Reviews, 297, 107821.

Zhang, Z., Liu, J., Chen, J., Chen, S., Shen, Z., Chen, J.,Liu, X., Wu, D., Sheng, Y., Chen, F., 2021. Holocene climatic optimum in the East Asian monsoon region of China defined by climatic stability. Earth-Science Reviews, 212, 103450.

Liu, X., Liu, J., Chen, S., Chen, J., Zhang, X., Yan, J., Chen, F., 2020. New insights on Chinese cave δ18O records and their paleoclimatic significance. Earth-Science Reviews, 207, 103216.

Liu, X., Liu, J., Shen, C.-C., Yang, Y., Chen, J., Chen, S., Wang, X., Wu, C.-C., Chen, F., 2020. Inconsistency between records of δ18O and trace element ratios from stalagmites: Evidence for increasing mid-late Holocene moisture in arid central Asia. The Holocene, 30(3): 369-379.

Zhang, X.,Liu, X., Zhang, W., 2020. Synchronicity of abrupt climate changes during the last glacial period (in Chinese). Chinese Science Bulletin, 65: 3853.

Li, Y., Rao, Z., Xu, Q., Zhang, S.,Liu, X., Wang, Z., Cheng, H., Edwards, R. L., Chen, F., 2020. Inter-relationship and environmental significance of stalagmite δ13C and δ18O records from Zhenzhu Cave, north China, over the last 130 ka. Earth and Planetary Science Letters, 536, 116149.

Liu, X., Rao, Z., Shen, C.-C., Liu, J., Chen, J., Chen, S., Wang, X., Chen, F., 2019. Holocene solar activity imprint on centennial- to multidecadal-scale hydroclimatic oscillations in arid central Asia. Journal of Geophysical Research: Atmospheres, 124 (5): 2562-2573.

Li, Y., Zhang, S.,Liu, X., Gao, Y., Rao, Z., 2019. Variations of the stable isotopic composition of precipitation and cave drip water at Zhenzhu cave, north China: a two-year monitoring study. Journal of Cave and Karst Studies, 81: 123-135.

Zhang, Z., Liu, J.,Liu, X., Chen, S., Yu, A., Zhang, X., Chen, J., Shen, Z., Chen, J., Zhang, S., Xia, H., Chen, F., 2019. Seasonal variations in the lake-water oxygen isotope composition of four lakes in the East Asian summer monsoon region: Implications for the interpretation of paleo-isotope records. Progress in Physical Geography: Earth and Environment, 44(4): 572-588.

Chiang, H.-W., Lu, Y., Wang, X., Lin, K.,Liu, X., 2018. Optimizing MC-ICP-MS with SEM protocols for determination of U and Th isotope ratios and 230Th ages in carbonates. Quaternary Geochronology, 50: 75-90.

Liu, X., Chiang, H.-W., Rigaud, S., Leclerc, F., Herdhiyanti, T., Johnny, J., Djamil, Y.S., Meilano, I., Bijaksana, S., Abidin, H.Z., Tapponnier, P., Wang, X., 2016. U/Th dating of uplifted coral terraces in Sumba Island (Indonesia). Goldschmidt Conference Abstracts, 1862.

Liu, X., Rao, Z., Zhang, X., Huang, W., Chen, J., Chen, F., 2015. Variations in the oxygen isotopic composition of precipitation in the Tianshan Mountains region and their significance for the Westerly circulation. Journal of Geographical Sciences, 25(7): 801-816.

Rao, Z.,Liu, X., Hua, H., Gao, Y., Chen, F., 2015. Evolving history of the East Asian summer monsoon intensity during the MIS5: inconsistent records from Chinese stalagmites and loess deposits. Environmental Earth Sciences, 73(7): 3937-3950.

Li, Y., Rao, Z.,Liu, X., Jin, M., Chen, F., 2015. Interannual correlations between modern precipitation δ18O and precipitation amount recorded by GNIP stations in China and India (in Chinese). Chinese Science Bulletin, 60: 741-743.

Rao, Z., Guo, W., Xie, L., Huang, C.,Liu, X., Hua, H., Chen, F., 2015. High resolution δ13CTOC and magnetic susceptibility data from the late Early Pleistocene southern margins of the Chinese Loess Plateau. Organic Geochemistry, 87: 78-85.

Li, G., Jin, M., Chen, X., Wen, L., Zhang, J., Madsen, D., Zhao, H., Wang, X., Fan, T., Duan, Y.,Liu, X., Wu, D., Li, F., Chen, F., 2015. Environmental changes in the Ulan Buh Desert, southern Inner Mongolia, China since the middle Pleistocene based on sedimentology, chronology and proxy indexes. Quaternary Science Reviews, 128: 69-80.

Li, G., Jin, M., Wen, L., Zhao, H., Madsen, D.,Liu, X., Wu, D., Chen, F., 2014. Quartz and K-feldspar optical dating chronology of eolian sand and lacustrine sequence from the southern Ulan Buh Desert, NW China: Implications for reconstructing late Pleistocene environmental evolution. Palaeogeography, Palaeoclimatology, Palaeoecology, 393: 111-121.

Chen, F., Li, G., Zhao, H., Jin, M., Chen, X., Fan, Y.,Liu, X., Wu, D., Madsen, D., 2014. Landscape evolution of the Ulan Buh Desert in northern China during the late Quaternary. Quaternary Research, 3: 476-487.

Rao, Z., Zhang, X., Xue, Q., Xu, Y.,Liu, X., 2012. Primary organic carbon isotopic study result of Xifeng Loess/Red clay profile (in Chinese). Quaternary Sciences, 32 (4): 825-527.