Muhammad Adil 1, Cheng Zhang1, Zijie Yao 1, Siqi Lu2, Jingcao Wang1, Isma Gul 3, Minne Pan 1, Liang Ren 1 and Heli Lu 1,4,5,6 * 1 College of Geography and Environmental Science/Key Research Institute of Yellow River Civilization and Sustainable Development and Collaborative Innovation Center on Yellow River Civilization of Henan Province, Henan University, Kaifeng, China, 2 Department of Geography, University of Connecticut, Storrs, CT 06269-4148, USA 3 State Key Laboratory of Silkworm Genome Biology, Key Laboratory of Sericultural Biology and Genetic Breeding, Ministry of Agriculture, Southwest University, China 4 Key Laboratory of Geospatial Technology for the Middle and Lower Yellow River Regions (Henan University), Ministry of Education/National Demonstration Center for Environment and Planning, Henan University, Kaifeng, China 5 Henan Dabieshan National Field Observation and Research Station of Forest Ecosystem, Henan University, Kaifeng, China 6 Henan Key Laboratory of Earth System Observation and Modeling, Henan University, Kaifeng, China * Corresponding author E-mail: luheli@vip.henu.edu.cn