1 School of Geospatial Engineering and Science, Sun Yat-sen University & Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai), Zhuhai 519082, China; College of Global Change and Earth System Science, Beijing Normal University, Beijing 100875, China; University Corporation for Polar Research, Zhuhai 519082, China; Key Laboratory of Natural Resources Monitoring in Tropical and Subtropical Area of South China, Ministry of Natural Resources, Zhuhai 519082, China.
2 School of Geospatial Engineering and Science, Sun Yat-sen University & Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai), Zhuhai 519082, China; University Corporation for Polar Research, Zhuhai 519082, China; Key Laboratory of Natural Resources Monitoring in Tropical and Subtropical Area of South China, Ministry of Natural Resources, Zhuhai 519082, China.
3 College of Global Change and Earth System Science, Beijing Normal University, Beijing 100875, China.
4 School of Environmental Science, Nanjing Xiaozhuang University, Nanjing 211171, China.
5 Greenland Institute of Natural Resource, Nuuk 5703900, Greenland, Denmark.
6 Chinese Academy of Meteorological Sciences, China Meteorological Administration, Beijing 100081, China.
7 School of Geospatial Engineering and Science, Sun Yat-sen University & Southern Marine Science and Engineering Guangdong Laboratory (Zhuhai), Zhuhai 519082, China; College of Global Change and Earth System Science, Beijing Normal University, Beijing 100875, China; Key Laboratory of Natural Resources Monitoring in Tropical and Subtropical Area of South China, Ministry of Natural Resources, Zhuhai 519082, China; University Corporation for Polar Research, Zhuhai 519082, China. Electronic address: chengxiao9@mail.sysu.edu.cn.