From March 9 to 16, 2026, the team collected river-ice samples, measured ice thickness, and conducted UAV ground-penetrating radar surveys in the Babao River and Binggou catchments …
Professors Hongyi Li and Tao Che and engineer Yang Zhang of the State Key Laboratory of Cryospheric Science and Frozen Soil Engineering, Northwest Institute of Eco-Environment and …
From November 25 to December 1, 2025, supported by a key project of the National Natural Science Foundation of China’s Regional Joint Fund, the research team carried out its …
Yiwei Liu, a master’s student who joined the team in 2023, recently received the 2025 National Scholarship for Master’s Students. Yiwei Liu studies hydrological anomaly …
As extreme climatic and hydrological events become more frequent, improving the performance of data-driven hydrological models under anomalous conditions has become an important …
The team enjoyed a morning run together along the Yellow River greenway, taking in a beautiful summer morning. Team group photograph during the morning run
Figure 1: Schematic of the method for identifying ICESat-2 crossover point distributions on the Tibetan Plateau Understanding surface elevation changes on the Tibetan Plateau is …
Professor Hongyi Li attended the 2024 annual meeting of the International Network for Alpine Research Catchment Hydrology (INARCH), held on October 14–18, 2024. He delivered an …
Yaru Yang, a master’s student who joined in 2021, recently passed her thesis defense with excellent results. Her thesis is entitled Fusion of Precipitation Products in …
On May 19, 2024, at the invitation of Director Pu Zhang of the Xinjiang Uygur Autonomous Region Meteorological Information Center and Professor Yan Liu of the Institute of Desert …
Xiaohua Hao’s research team proposed a downscaled snow depth retrieval algorithm that couples deep learning with a snow microwave radiative transfer model, using passive …
Xiaohua Hao’s research team developed a MODIS-based fractional snow cover product for High Mountain Asia for 2000–2022 using machine learning. Fractional snow cover …
On July 25, 2023, Associate Professor Zhe Li from Inner Mongolia University visited at Professor Hongyi Li’s invitation. He presented two projects: 2D and 3D digitization of …
From June 28 to June 30, 2023, the research team carried out Phase II of the “Comprehensive Survey of Snow and Ice Water Resources in the Hexi Corridor.” Tasks included UAV flights …
On June 19, 2023, Environmental Research Communications published the team’s study, “The benefits of the water diversion on a densely populated fragmented lake area — A …
From March 6 to March 13, 2023, supported by a joint regional innovation and development project, the research team conducted Phase I of the “Comprehensive Survey of Snow and Ice …
Huan Zhang recently completed her master’s thesis defense. Her thesis is entitled “Retrieval of River Ice Thickness in Alpine Mountains Using Sentinel-1 Data.” Huan …
The team recently held a workshop on snow remote sensing and hydrology to discuss the latest developments in snow science. Members presented progress in snow remote sensing, snow …
On January 10, 2021, the research group conducted routine field observations of river-ice thickness in the Babao River basin in Qilian, Qinghai. The main objectives were to measure …
Accurate gridded precipitation information is essential for climate change research, hydrology and water resources studies, and ecological assessment and conservation. …
Snow surface spectral reflectance plays an important role in the Earth’s climate system. Conventional parameterized land surface models simulate broadband snow surface albedo …
On October 31, 2020, Professor Hongyi Li’s research group at the Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, traveled to the Babao …
Doctoral student Haojie Li of our research group has received the 2020 National Scholarship. Supervised by Professors Jian Wang and Hongyi Li, Haojie Li has focused on remote …
Under blue skies and amid green landscapes, our students celebrate milestones in their academic journeys. Huajin Lei recently completed her master’s thesis defense, entitled …
Monitoring river ice is important for hydrological research and water resources management. Given the severe shortage of field observations, remote sensing can provide an effective …
This course is primarily intended for beginners working on snow hydrology. Its aim is to give learners a basic understanding of the fundamental processes of snow hydrology and …
Wind plays a crucial role in snow redistribution, particularly in shaping the spatial and temporal distribution of snow in high-elevation mountains. Numerous studies have examined …
Precipitation measurements in high-elevation mountains are subject to substantial errors, and observations from different sources lack consistent validation. Estimates of …
