Detecting Sea Ice Changes during Arctic Cyclones by Sentinel-1 SAR-based Upscaling of ICESat-2 Sea Ice Freeboard

Siqi Liu1, Shiming Xu1, Fan Yanfei1, Lu Zhou2, Wenkai Guo3, Binrui Liu1, Jack Landy3, Malin Johansson3, Alek Petty4 and Deliang Chen1, (1)Tsinghua University, Department of Earth System Science, Beijing, China, (2)Utrecht University, Institute for Marine and Atmospheric research Utrecht, Utrecht, Netherlands, (3)UiT – The Arctic University of Norway, Tromsø, Norway, (4)Earth System Science Interdisciplinary Center, University of Maryland, College Park, United States