Open AccessCommunication by Cong Gao 1,2, Chunming Shi 1,*, Yuxin Lou 1, Ran An 1, Cheng Sun 1, Guocan Wu 1, Yuandong Zhang 3, Miaogen Shen 4 and Deliang Chen 5 1 College of Global Change and Earth System Science, Beijing Normal University, Beijing 100875, China 2 Department of Geography, University of Hong Kong, Hong Kong 999077, China 3 Key Laboratory of Forest Ecology and Environment of National Forestry and Grassland Administration, Research Institute of Forest Ecology, Environment and...