Caiqing Qin (Associate Professor)

Institute of Global Environmental Change, Department of Earth and Environmental Science, School of Human Settlements and Civil Engineering, Xi’an Jiaotong University

Address: Western China Science And Technology Innovation Harbour, Fengxi City, Xi Xian New Area, Shaanxi Province

Email: qincaiqing@xjtu.edu.cn; qincaiqing@foxmail.com

Sep. 2020 - present, Department of Earth and Environmental Science/Institute of Global Environmental Change, Xi’an Jiaotong University, Assistant Professor, Associate Professor

Sep. 2019 - Apr. 2020, School of  Geographical & Earth Sciences, University of Glasgow, visiting Ph.D., funded by the CSC

Jan. 2017 - Feb. 2017,  Scottish Universities Environmental Research Centre, visiting Ph.D.

Sep. 2016 - Jun. 2020, School of  Earth System Science, Tianjin University, Ph.D.

Sep. 2013 - Jun. 2016,  College of Resources and Environment, Southwest University, M.E.

Sep. 2009 - Jul. 2013,  College of Urban and Environmental Sciences, Northwest University, B.E.

Environmental Geochemistry, Carbon processes, Isotope geochemistry, Chemical weathering, Biogeochemical cycling,

Climate change and anthropogenic disturbances

2026-2029, Lead, National Natural Science Foundation of China (Grant No. 42577250)

2025-2027, Lead, Natural Science Basic Research Program of Shaanxi (Grant No. 2025JC-QYCX-032)

2025-2026, Lead, Fundamental Research Funds for the Central Universities (Grant No. xxj032025028)

2024-2025, Lead, Opening Fund of the StateKey Laboratory of Environmental Geochemistry (Grant No. SKLEG2024203) 

2022-2024, Lead, National Natural Science Foundation of China (Grant No. 42103053)

2022-2023, Lead, China Postdoctoral Science Foundation (Grant No. 2021M702561)

1. Pan Zhang, Caiqing Qin*, Jing Luo, Fei Deng*, Xinyi Niu, Dandong Cheng, Lehuan Yang. Long-term monitoring reveals air pollution and its relationship to deposition in karstic suburb of one typical industrialized city, SW China. Environmental Pollution, 2025, 381: 126621.
2. Caiqing Qin, Siliang Li*, Yiping Wu*, Adrian M. Bass, Weijun Luo, Hu Ding, Fujun Yue, Pan Zhang. High sensitivity of dissolved organic carbon transport during hydrological events in a small subtropical karst catchment. Science of The Total Environment, 2024, 946: 174090.
3. Caiqing Qin, Siliang Li*, Guanghui Yu, Adrian M. Bass, Fujun Yue, Sheng Xu. 2022. Vertical variations of soil carbon under different land uses in a karst critical zone observatory (CZO), SW China. Geoderma 412, 115741.
4. Lai Wei, Xiaolong Liu*, Caiqing Qin*, Wencong Xing, Yongbo Gu, Xiaoxia Wang, Li Bai, Jun Li. 2022. Impacts of soil moisture and fertilizer on N₂O emissions from cornfield soil in a karst watershed, SW China. Atmosphere 13, 1200.
5. Caiqing Qin, Siliang Li*, Fujun Yu，Hu Ding，Sheng Xu，Congqiang Liu. 2021. Biogeochemical processes of dissolved carbon in the karst critical zone and its response to rainstorms. Quaternary Sciences 41(4), 1128-1139. (in Chinese)
6. Caiqing Qin, Siliang Li*, Susan Waldron, Fujun Yue, Zhongjun Wang, Jun Zhong, Hu Ding, Congqiang Liu. 2020. High-frequency monitoring reveals how hydrochemistry and dissolved carbon respond to rainstorms at a karstic critical zone, Southwestern China. Science of The Total Environment 714, 136833.
7. Caiqing Qin, Hu Ding*, Siliang Li, Fujun Yue, Zhongjun Wang, Jie Zeng. 2020. Hydrogeochemical Dynamics and Response of Karst Catchment to Rainstorms in a Critical Zone Observatory (CZO), Southwest China[J]. Frontiers in Water 2(52), 577511.
8. Caiqing Qin, Siliang Li*, Fujun Yue, Sheng Xu, Hu Ding*. 2019. Spatiotemporal variations of dissolved inorganic carbon and controlling factors in a small karstic catchment, Southwestern China. Earth Surface Processes and Landforms 44(12), 2423-2436.
9. Caiqing Qin, Yongmin Wang, Yulong Peng, Dingyong Wang*. 2016. Four-year record of mercury wet deposition in one typical industrial city in southwest China. Atmospheric Environment 142, 442-451. 
10. Caiqing Qin, Li Liang, Rui You, Han Deng, Dingyong Wang*. 2015. Effects of citric acid on activation and methylation of mercury in the soils of water-level-fluctuating zone of the Three Gorges Reservoir. Environmental Science 36(12), 4494-4500. (in Chinese)
11. Caiqing Qin, Yongmin Wang, Yulong Peng, Dingyong Wang*. 2015. Concentrations and deposition fluxes of different mercury species in precipitation in Jinyun Mountain, Chongqing. Environmental Science 36(3), 809-816. (in Chinese)
12. Xianjian Liu, Jifu Ma*, Caiqing Qin, Kaibo Wang. Editorial: Effects and challenges of ecological protection and restoration strategies on elemental cycles. Frontiers in Environmental Science, 2025, 13: 1596509.
13. Hang Wen*, Si-Liang Li, Xi Chen, Caiqing Qin, Li Li. Amplified production and export of dissolved inorganic carbon during hot and wet subtropical monsoon. Water Resources Research, 2024, 60: e2023WR035292.
14. Qingqing Sun*, Suyun Chang, Jingfu Wang, Jing-An Chen, Caiqing Qin, Weiwei Shi, Wen-Xi Zhang, Yutong Zhang, Fu-Jun Yue, Si-Liang Li. Assessing the impact of rainfall on water quality in a coastal urban river utilizing the environmental fluid dynamics code. Urban Climate, 2024, 56, 102082.
15. Mohamed Adou Sidi Almouctar, Yiping Wu*, Shantao An, Xiaowei Yin, Caiqing Qin, Fubo Zhao, Linjing Qiu. Flood risk assessment in arid and semi-arid regions using Multi-criteria approaches and remote sensing in a data-scarce region. Journal of Hydrology: Regional Studies, 2024, 54: 101862.
16. Mohamed Adou Sidi Almouctar, Yiping Wu*, Fubo Zhao, Caiqing Qin. Drought analysis using normalized difference vegetation index and land surface temperature over Niamey region, the southwestern of the Niger between 2013 and 2019. Journal of Hydrology: Regional Studies, 2024, 52: 101689.
17. Danmeng Wei, Shuguang Liu*, Yiping Wu, Shuailong Feng, Haiqiang Gao, Caiqing Qin, Dandan Ren, Wenxi Tang, Yingzi Zhang. Impacts of human activities and climate change on water and sediment evolution in four large subtropical river basins in China. Ecological Indicators, 2023, 155: 110958.
18. Zhongjun Wang, Fujun Yue*, Lili Xue, Yuchun Wang, Caiqing Qin, Jie Zeng, Hu Ding, Yucong Fu, Siliang Li. 2023. Soil nitrogen transformation in different land use and implications for karst soil nitrogen loss controlling. Catena, 225, 107026.
19. Zhongjun Wang, Fujun Yue*, Yuchun Wang, Caiqing Qin, Hu Ding, Lili Xue, Siliang Li. 2022. The effect of heavy rainfall events on nitrogen patterns in agricultural surface and underground streams and the implications for karst water quality protection. Agricultural Water Management 266, 107600.
20. Zhongjun Wang, Fujun Yue*, Ji Lu, Yuchun Wang, Caiqing Qin, Hu Ding, Lili Xue, Siliang Li. 2022. New insight into the response and transport of nitrate in karst groundwater to rainfall events. Science of The Total Environment 818, 151727.
21. Zhongjun Wang, Siliang Li*, Fujun Yue*, Caiqing Qin, Sarah Buckerfield, Jie Zeng. 2020. Rainfall driven nitrate transport in agricultural karst surface river system: Insight from high resolution hydrochemistry and nitrate isotopes. Agriculture, Ecosystems & Environment 291, 106787. (Highly Cited Paper)
22. Jie Zeng, Fujun Yue*, Siliang Li, Zhongjun Wang, Caiqing Qin, Qixin Wu, Sheng Xu. 2020. Agriculture driven nitrogen wet deposition in a karst catchment in southwest China. Agriculture, Ecosystems & Environment 294, 106883. 
23. Jie Zeng, Fujun Yue*, Siliang Li, Zhongjun Wang, Qixin Wu, Caiqing Qin, Zelong Yan. 2020. Determining rainwater chemistry to reveal alkaline rain trend in Southwest China: Evidence from a frequent-rainy karst area with extensive agricultural production. Environmental Pollution 266, 115166.
24. Jie Zeng, Fujun Yue*, Min Xiao, ZhongJun Wang, Qixin Wu, Caiqing Qin. 2020. Dissolved organic carbon in rainwater from a karst agricultural area of Southwest China: Variations, sources, and wet deposition fluxes. Atmospheric Research 245, 105140.
25. Jie Zeng, Fujun Yue*, Zhongjun Wang, Qixin Wu, Caiqing Qin, Siliang Li. 2019. Quantifying depression trapping effect on rainwater chemical composition during the rainy season in karst agricultural area, southwestern China. Atmospheric Environment 218, 116998. (Hot Cited Paper)
26. Deliang Yin, Yongmin Wang, Tao Jiang, Caiqing Qin, Yuping Xiang, Qiuyu Chen, Jinping Xue, Dingyong Wang*. 2018. Methylmercury production in soil in the water-level-fluctuating zone of the Three Gorges Reservoir, China: The key role of low-molecular-weight organic acids. Environmental Pollution 235, 186-196.
27. Xin Liu, Siliang Li*, Fujun Yue, Jun Zhong, Caiqing Qin, Hu Ding. Biogeochemical cycles of karst systems and their response to global change. CARSOLOGICA SINICA 2022, 41(3): 465-476. (in Chinese)
28. Miao Zhou, Siliang Li*, Hu Ding, Caiqing Qin, Fujun Yue. 2018. Advances in study on organic carbon characteristics in the riverine systems.Chinese Journal of Ecology 37(1), 255-264. (in Chinese)
29. Rui You, Li Liang, Caiqing Qin, Han Deng, Dingyong Wang*. 2016. Effect of low molecular weight organic acids on the chemical speciation and activity of mercury in the soils of the water-level-fluctuating zone of the Three Gorges Reservoir. Environmental Science 37(01), 173-179. (in Chinese)
30. Xiong Zhou, Jinyang Zhang, Dingyong Wang*, Caiqing Qin, Feng Xu, Chengzhong Luo, Xi Yang. 2016. Experimental research of Hg (Ⅱ) removal from aqueous solutions of HgCI₂ with Nano-TiO₂. Environmental Science 37(01), 220-227. (in Chinese)
31. Yulong Peng, Yongmin Wang, Caiqing Qin, Dingyong Wang*. 2014. Concentrations and deposition fluxes of heavy metals in precipitation in core urban areas, Chongqing. Environmental Science 35(07), 2490-2496. (in Chinese)

Topic/Guest Editor:

1. 《Soil Systems》, 《Plants》, 《Agriculture》,  etc. Research Topic "The Role of Plant-Soil Interactions on Crop Yields and Carbon Sequestration".
2. 《Atmosphere》Special Issue "Gas Emissions from Soil".
3. 《Frontiers in Environmental Science》Research Topic "Effects and Challenges of Ecological Protection and Restoration Strategies on Elemental Cycles".
4. 《Atmosphere》Special Issue "Rainwater Chemistry and Atmospheric Pollutants".