冰冻圈遥感与大数据：发展遥感、GIS和人工智能方法，推进对冻土地理（分布、演变与影响）的理解，为决策提供数据、信息和系统方案

招生专业：(1) 地图学与地理信息系统；(2) 自然地理学

(1) 2025年国际科学理事会WDS数据管理奖（WDS Data Stewardship Award）

(2) 2021年青海省科技进步二等奖（排名第4）

共发表期刊论文110多篇，其中SCI论文60篇，总被引6500多次。获授权发明专利5项。制订国家标准2项。参编专著4部。

1.冉有华, 李新, 车涛, 冯敏, 朱金彪, 周玉杉, 惠凤鸣, 邱玉宝, 窦挺峰, 李宜展, 郑东海, 晋锐. 中国冰冻圈遥感近期研究进展与若干前沿问题探讨. 遥感学报, 2025, 29(6):1831-1847.

2.Lei Guo, Youhua Ran*, Xin Li, Huijun Jin, and Guodong Cheng. Sensitivity of Permafrost Degradation to Geological and Climatic Conditions. Permafrost and Periglacial Processes. 2024, 35(4): 450-460, doi: 10.1002/ppp.2245.

3.Yibo Liu, Youhua Ran*, Xin Li, Tao Che, Tonghua Wu. Multi-site evaluation of a physics-informed deep learning for permafrost prediction in Qinghai-Tibet Plateau. Cold Regions Science and Technology, 2023, 216: 104009.

4.Yang Su, Youhua Ran*, Guoqing Zhang, Xin Li. Remotely sensed lake area changes in permafrost regions of the Arctic and the Tibetan Plateau between 1987 and 2017. Science of the Total Environment, 2023, 880, 163355. 

5.王冰泉, 冉有华*. 基于机器学习的第三极季节冻土最大冻结深度未来变化预测. 冰川冻土,  2023, 45(2): 1-10.

6.Shuo Wang, Yu Sheng, Youhua Ran, Bingquan Wang, Wei Cao, Erxing Peng, Chenyang Peng. Predict Seasonal Maximum Freezing Depth Changes Using Machine Learning in China over the Last 50 Years. Remote Sensing, 2023, 15(15), 3834.

7.Yanzhao Zhou, Youhua Ran*, Xin Li. The contributions of different variables to elevation-dependent land surface temperature changes over the Tibetan Plateau and surrounding regions. Global and Planetary Change, 2023, 220: 104010. 

8.Xin Li, Min Feng, Youhua Ran, Yang Su, Feng Liu, Chunlin Huang, Huanfeng Shen, Qing Xiao, Jianbin Su, Shiwei Yuan & Huadong Guo. Big Data in Earth system science and progress towards a digital twin. Nature Reviews Earth & Environment, 2023, doi: 10.1038/s43017-023-00409-w 

9.Jialing Li, Chaoyang Wu, Josep Penuelas, Youhua Ran, Yongguang Zhang. The start of frozen dates over northern permafrost regions with the changing climate. Global Change Biology, 2023, 29(16): 4556-4568, doi: 10.1111/gcb.16752. 

10.Youhua Ran, Xin Li, Che Tao, Bingquan Wang, Guodong Cheng. Current state and past changes in frozen ground at the Third Pole: A research synthesis. Advances in climate change research, 2022, 13(5): 632-641, doi: 10.1016/j.accre.2022.09.004. 

11.Youhua Ran, Guodong Cheng, Yuanhong Dong, Jan Hjort, Amy Lauren Lovecraft, Shichang Kang, Meibao Tan, Xin Li. Permafrost degradation increases risk and large future costs of infrastructure on the Third Pole. Communications Earth & Environment. 2022, 3: 238, doi: 10.1038/s43247-022-00568-6. 

12.Xuejia Wang, Youhua Ran*, Guojing Pang, Deliang Chen, Bo Su, Rui Cheng, Xin Li, Hans W. Chen, Meixue Yang, Xiaohua Gou, M. Torre Jorgenson, Juha Aalto, Ren Li, Xiaoqing Peng, Tonghua Wu, Gary D. Clow, Guoning Wan, Xiaodong Wu, Dongliang Luo. Contrasting characteristics, changes, and linkages of permafrost between the Arctic and the Third Pole. Earth-Science Reviews, 2022, 230, 104042, doi:10.1016/j.earscirev.2022.104042.

13.Youhua Ran, Xin Li, Guodong Cheng, Jingxin Che, Juha Aalto, Olli Karjalainen, Jan Hjort, Miska Luoto, Huijun Jin, Jaroslav Obu, Masahiro Hori, Qihao Yu, Xiaoli Chang. New high-resolution estimates of the permafrost thermal state and hydrothermal conditions over the Northern Hemisphere. Earth System Science Data, 2022, 14, 865–884, doi: 10.5194/essd-14-865-2022. 

14.王冰泉, 冉有华*. 土地覆被遥感产品真实性检验方法对比, 遥感技术与应用, 2022, 37(1)：196-204.

15.Youhua Ran, M. Torre Jorgenson, Xin Li, Huijun Jin, Tonghua Wu, Ren Li, Guodong Cheng. Biophysical permafrost map indicates ecosystem processes dominate permafrost stability in the Northern Hemisphere. Environmental Research Letters, 2021, 16, 095010. doi: 10.1088/1748-9326/ac20f3. 

16.Youhua Ran, Xin Li, Guodong Cheng, Zhuotong Nan, Jinxing Che, Yu Sheng, Qingbai Wu, Huijun Jin, Dongliang Luo, Zhiguang Tang, Xiaobo Wu. Mapping the permafrost stability on the Tibetan Plateau for 2005-2015. Science China Earth Sciences, 2021, 64(1): 62-79. doi: 10.1007/s11430-020-9685-3. 

17.Guoqing Zhang, Youhua Ran*, Wei Wan, Wei Luo, Wenfeng Chen, Fenglin Xu, Xin Li. 100 years of lake evolution over the Qinghai–Tibet Plateau. Earth System Science Data, 13, 3951-3966, doi: 10.5194/essd-13-3951-2021. 

18.Bingquan Wang, Youhua Ran*. Diversity of remote sensing-based variable inputs improves the estimation of seasonal maximum freezing depth. Remote Sensing. 2021, 13(23), 4829. doi: 10.3390/rs13234829. 

19.王冰泉, 冉有华*. 中国西北、西藏和周边地区1961—2020 年每十年1 km季节冻土最大冻结深度数据集. 地球科学进展, 2021, 36(11): 1137-1145.

20.Xin Li, Hanqing Ma, Youhua Ran, Xufeng Wang, Gaofeng Zhu, Feng Liu, Honglin He, Zhen Zhang, Chunlin Huang. Terrestrial carbon cycle model-data fusion: Progress and challenges. Science China Earth Sciences, 2021, 64(10): 1645-1657. 

21.Xin Li, Guodong Cheng, Liangxu Wang, Juanle Wang, Youhua Ran, Tao Che, Guoqing Li, Honglin He, Qiang Zhang, Xiaoyi Jiang, Ziming Zou, Guofeng Zhao. Boosting geoscience data sharing in China. Nature Geoscience, 2021, 14: 541–542 doi: 10.1038/s41561-021-00808-y. 

22.Mosong Wu, Youhua Ran*, Per-Erik Jansson, Peng Chen, Xiao Tan, Wenxin Zhang. Global parameters sensitivity analysis of modeling water, energy and carbon exchange of an arid agricultural ecosystem. Agricultural and Forest Meteorology, 2019, 271: 295-306. doi:10.1016/j.agrformet.2019.03.007.

23.冉有华, 李新. 中国多年冻土制图：进展、挑战与机遇. 地球科学进展, 2019, 34(10): 1015-1027.

24.Youhua Ran, Xin Li, Guodong Cheng. Climate warming over the past half century has led to thermal degradation of permafrost on the Qinghai–Tibet Plateau. The Cryosphere, 2018, 12, 595-608, doi: 10.5194/tc-12-595-2018.

25.Youhua Ran, Xin Li, Rui Jin, Jian Kang, Michael H. Cosh. Strengths and weaknesses of temporal stability analysis for monitoring and estimating grid‐mean soil moisture in a high‐intensity irrigated agricultural landscape. Water Resources Research, 2017, 53, 283–301. 

26.Youhua Ran, Xin Li, Rui Sun, Natascha Kljun, Lei Zhang, Xufeng Wang, Gaofeng Zhu. Spatial representativeness and uncertainty of eddy covariance carbon flux measurements for upscaling net ecosystem productivity to the grid scale. Agricultural and Forest Meteorology, 2016, 230–231:114–127, doi: 10.1016/j.agrformet.2016.05.008.

27.冉有华, 马瀚青. 中国2000年1km植物功能型分布图．遥感技术与应用, 2016, 31(4):829-834, doi:10.11873/j.issn.1004G0323.2016.4.0829. 

28.Youhua Ran, Xin Li, Yong Ge, Xuegang Lu, Yaokang Lian. Optimal selection of groundwater-Level monitoring sites in the Zhangye Basin, Northwest China. Journal of Hydrology, 2015, 525:209-215, doi: 10.1016/j.jhydrol.2015.03.059. 

29.Youhua Ran, Xin Li. First comprehensive fine-resolution global land cover map in the world from China—Comments on global land cover map at 30-m resolution. Science China: Earth Sciences, 2015, 58 (9), 1677-1678, doi: 10.1007/s11430-015-5132-4. 

30.Youhua Ran, Xin Li, Rui Jin, Jianwen Guo. Remote Sensing of the Mean Annual Surface Temperature and Surface Frost Number for Mapping Permafrost in China. Arctic. Antarctic & Alpine Research, 2015, 47(2): 255-265. doi: 10.1657/AAAR00C-13-306. 

31.Youhua Ran, Xin Li, Guodong Cheng, Tingjun Zhang, Qingbai Wu, Huijun Jin, Rui Jin. Distribution of permafrost in China: an overview of existing permafrost maps. Permafrost and Periglacial Processes, 2012, 23: 322–333. doi: 10.1002/ppp.1756.

32.Youhua Ran, Xin Li, Ling Lu, Zengyuan Li. Large-scale land cover mapping with the integration of multi-source information based on the Dempster–Shafer theory. International Journal of Geographical Information Science, 2012, 26(1): 169–191. 

33.Youhua Ran, Xin Li, Ling Lu. Evaluation of four remote sensing based land cover products over China. International Journal of Remote Sensing, 2010, 31(2): 391-401.

34.冉有华, 李新, 王维真, 晋锐. 黑河流域临泽盐碱化草地网格尺度多层土壤水分时空稳定性分析. 地球科学进展, 2009, 24(7): 817-824. 

35.冉有华, 李新. 基于块克里金的土壤水分点观测向像元平均的尺度上推研究. 冰川冻土, 2009, 31(2): 275-283.

1. 国家自然科学基金委员会，青年科学基金（A类），编号：42525105，冻土地理学，2026-01至2030-12，主持

2. 国家自然科学基金委员会，面上项目，青藏高原多年冻土退化对基础设施成本影响的统计预测研究，编号：42071421，2021-01至2024-12，主持

3. 中国科学院，A类先导科技专项子课题，冻土与冰缘地貌变化遥感：协同与对比，编号：XDA19070204，2018-01至2022-12，主持

4. 国家自然科学基金委员会，面上项目，陆地碳数据同化中的模型“异参同效”问题研究，编号：41471359，2015-01至2018-12，主持