ESTIMATION OF THE LAND SURFACE INSTANTANEOUS NET RADIATION AND ITS DIURNAL CYCLE INTEGRATING MULTI-SOURCE REMOTE SENSING DATA UNDER CLEAR SKY Wenyu Liu1 Adu Gong1,2,3 Ji Zhou4 Wenfeng Zhan5 (1. Academy of Disaster Reduction and Emergency Management (Beijing Normal University), Ministry of Civil Affairs/Ministry of Education of China, Beijing 100875, China; 2. Key Laboratory of Environmental Change and Natural Disaster (Beijing Normal University), Ministry of Education, Beijing 100875, China; 3. State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China; 4. Institute of Geo-Spatial Information Science and Technology, University of Electronic Science and Technology of China, Chengdu, Sichuan 610054, China; 5. College of Resources Science and Technology, Beijing Normal University, Beijing 100875, China)
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Abstract: Land surface net radiation is one of critical factors controlling variable land surface processes. Because of the contradiction between spatial resolution and temporal resolution, it is difficult to estimate the hourly or half-hourly surface net radiation with high spatial resolution (
