LAND-SURFACE

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A New Sensitivity Analysis Approach Using Conditional Nonlinear Optimal Perturbations and Its Preliminary Application
《Advances in Atmospheric Sciences》2023年第2期285-304,共20页Qiujie REN Mu MU Guodong SUN Qiang WANG 
supported by the National Nature Science Foundation of China(41975132);the Guangdong Major Project of Basic and Applied Basic Research(Grant No.2020B0301030004).
Simulations and predictions using numerical models show considerable uncertainties,and parameter uncertainty is one of the most important sources.It is impractical to improve the simulation and prediction abilities by...
关键词：physical parameters parameter uncertainty sensitivity analysis nonlinear optimization land-surface process 
Comparison of different land-surface perturbation methods in short-range ensemble forecasts
《Atmospheric and Oceanic Science Letters》2021年第3期60-65,共6页Zhibo Gao Jiangshan Zhu Yan Guo Xiaodong Yan Xiujuan Wang Huoqing Li Shuwen Li 
This work was supported by the National Key R&D Program on the Monitoring,Early Warning and Prevention of Major Natural Disasters[grant number 2017YFC1502103];the Key Special Project for the Introducing Talents Team of the Southern Marine Science and Engineering Guangdong Laboratory(Guangzhou)[grant number GML2019ZD0601];the National Natural Science Foundation of China[grant numbers 41875136,41305099,and 41801019].
In order to compare the sensitivity of short-range ensemble forecasts to different land-surface parameters in the South China region,three perturbation experiments related to the land surface model(LSM),initial soil m...
关键词：Short-range ensemble forecast Land-surface parameter South china region 
Land-surface processes and summer-cloud-precipitation characteristics in the Tibetan Plateau and their effects on downstream weather:a review and perspective被引量：20
《National Science Review》2020年第3期500-515,共16页Yunfei Fu Yaoming Ma Lei Zhong Yuanjian Yang Xueliang Guo Chenghai Wang Xiaofeng Xu Kun Yang Xiangde Xu Liping Liu Guangzhou Fan Yueqing Li Donghai Wang 
the National Natural Science Foundation of China(91837310,91837208,91937302 and 41875031);the National Key R&D Program of China(2018YFC1507200);the Strategic Priority Research Program of Chinese Academy of Sciences(XDA20060101);the Key Research and Development Projects of Anhui Province(201904a07020099);the CLIMATE-TPE(ID 32070)in the framework of the ESA-MOST Dragon 4 Program.
Correct understanding of the land-surface processes and cloud-precipitation processes in the Tibetan Plateau(TP)is an important prerequisite for the study and forecast of the downstream activities of weather systems a...
关键词：TIBETAN PLATEAU LAND-SURFACE processes cloud-precipitation characteristics DOWNSTREAM EFFECTS 
Spatio-temporal Characteristics of Area Coverage and Observation Geometry of the MISR Land-surface BRF Product: A Case Study of the Central Part of Northeast Asia被引量：1
《Chinese Geographical Science》2019年第4期679-688,共10页LI Jian CHEN Shengbo QIN Wenhan Mike MUREFU WANG Yufei YU Yan ZHEN Zhijun 
Under the auspices the Fundamental Research Funds for the Central Universities,China(No.2017TD-26);the Plan for Changbai Mountain Scholars of Jilin Province,China(No.JJLZ[2015]54)
The Multi-angle imaging spectroradiometer(MISR) land-surface(LS) bidirectional reflectance factor(BRF) product(MILS_BRF) has unique semi-simultaneous multi-angle sampling and global coverage. However, unlike on-satell...
关键词：multi-angle remote sensing Multi-angle Imaging SPECTRORADIOMETER (MISR) bidirectional reflectance factor (BRF) SPATIO-TEMPORAL characteristics OBSERVATION GEOMETRY 
Comparative study of surface energy and land-surface parameters in different climate zones in Northwest China
《Research in Cold and Arid Regions》2019年第4期283-294,共12页JiaXi Yang ZhenChao Li Ye Yu ZhiYuan Zheng XuHong Hou XiaoQing Gao 无 
Based on observational data of arid,semi-arid and semi-humid areas in Northwest China,the characteristics of surface-wa ter heat transfer and land-surface parameters were compared and analyzed.The results show that th...
关键词：surface energy LAND-SURFACE PARAMETERS DIFFERENT climate ZONES NORTHWEST China 
Review on simulation of land-surface processes on the Tibetan Plateau被引量：4
《Research in Cold and Arid Regions》2019年第2期93-115,共23页Rui Chen MeiXue Yang XueJia Wang GuoNing Wan 
funded by the National Natural Science Foundation of China (41571066, 41601077, and 41771068);the Strategic Priority Research Pro gram of the Chinese Academy of Sciences (CAS) (XDA20100102, XDA19070204);the CAS "Light of West China" Program;the Youth Innovation Promo tion Association CAS (2018460);the Program of China Scholarship Council (201804910129)
The Tibetan Plateau(TP) has powerful dynamics and thermal effects, which makes the interaction between its land and atmosphere significantly affect climate and environment in the regional or global area. By retrospect...
关键词：TIBETAN PLATEAU LAND - ATMOSPHERE interaction LAND-SURFACE models model APPLICABILITY parameterized modification 
Integrating space and time: a case for phenological context in grazing studies and management
《Frontiers of Agricultural Science and Engineering》2018年第1期44-56,共13页Dawn M.BROWNING Sheri SPIEGAL Richard E.ESTELL Andres F.CIBILS Raul H.PEINETTI 
funded by USDA-ARS CRIS project no. 3050-11210-007-00D. Support for DMB;SS and REE was from funding provided to the USDA-ARS Rangeland Management Research Unit, Jornada Experimental Range;provided by USDA-AFRI- Hatch Project 1000985
In water-limited landscapes, patterns in primary production are highly variable across space and time.Livestock grazing is a common agricultural practice worldwide and a concern is localized overuse of specific pastur...
关键词：GPS collars Jornada Experimental Range land-surface phenology livestock movement LTAR MODIS NDVI RANGELAND 
Retrieval of Land-surface Temperature from AMSR2 Data Using a Deep Dynamic Learning Neural Network被引量：3
《Chinese Geographical Science》2018年第1期1-11,共11页MAO Kebiao ZUO Zhiyuan SHEN Xinyi XU Tongren GAO Chunyu LIU Guang 
Under the auspices of National Natural Science Foundation of China(No.41571427);National Key Project of China(No.2016YFC0500203);Open Fund of State Key Laboratory of Remote Sensing Science(No.OFSLRSS 201515)
It is more difficult to retrieve land surface temperature(LST) from passive microwave remote sensing data than from thermal remote sensing data, because the emissivities in the passive microwave band can change more e...
关键词：RADIOMETRY Advanced Microwave Scanning Radiometer 2 （AMSR2） passive remote sensing inverse problem 
Changes in extreme temperature events over the Hindu Kush Himalaya during 1961e2015被引量：7
《Advances in Climate Change Research》2017年第3期157-165,共9页SUN Xiu-Bao REN Guo-Yu Arun Bhaka SHRESTHA REN Yu-Yu YOU Qing-Long ZHAN Yun-Jian XU Yan Rupak RAJBHANDARI 
This study uses the CMA (China Meteorological Administration) global land-surface daily air temperature dataset V1.0 (GLSATD V1.0) to analyze long-term changes in extreme temperature events over the Hindu Kush Himalay...
关键词：Climate change EXTREME TEMPERATURE events HKH LAND-SURFACE air TEMPERATURE Elevation-dependent WARMING 
Global land-surface air temperature change based on the new CMA GLSAT data set被引量：11
《Science Bulletin》2017年第4期236-238,共3页Xiubao Sun Guoyu Ren Wenhui Xu Qingxiang Li Yuyu Ren 
financially supported by the National Natural Science Foundation of China(41575003);the Special Research Program for Public Welfare(Meteorology)of China(GYHY201206012)
The China Meteorological Administration(CMA)has recently developed a new global monthly homogenized land-surface air temperature data set.Based on this data set,we reanalyzed the change in global annual mean land-surf...
关键词：地表气温 数据集 CMA 气温变化 豪华型 中国气象局 
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