1. School of Geographical Sciences, Liaoning Normal University, Dalian, China
2. Jangho Architecture College, Northeastern University, Shenyang, China
3. School of Humanities and Law, Northeastern University, Shenyang, China
4. Key Laboratory of Regional Sustainable Development Modeling, Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing, China
5. Department of Microbiology and Plant Biology, Center for Spatial Analysis, University of Oklahoma, Norman, OK, USA
6. School of Earth and Planetary Sciences (EPS), Curtin University, Perth, Australia