1. State Key Laboratory of Estuarine and Coastal Research, East China Normal University, Shanghai 200241, China
2. Shanghai Key Laboratory for Urban Ecological Process and Eco-Restoration, School of Ecological and Environmental Sciences, East China Normal University, Shanghai 200241, China
3. School of Geographic Sciences, East China Normal University, Shanghai 200241, China
4. Key Lab of Geographic Information Science of the Ministry of Education, School of Geographic Sciences, East China Normal University, Shanghai 210062, China