1. Michigan State University,Center for Systems Integration and Sustainability,East Lansing,USA
2. Shanghai Jiao Tong University,School of Design,Department of Landscape Architecture,Shanghai,China,200240
3. East China Normal University,School of Geographic Sciences,Shanghai,China,200241
4. University of Twente,Faculty of Geo-information Science and Earth Observation (ITC),Department of Natural Resources,Enschede,the Netherland
5. Chinese Academy of Agricultural Sciences,Affairs/Institute of Agricultural Resources and Regional Planning,Beijing,China,100081
6. Wuhan University,School of Remote Sensing and Information Engineering,Wuhan,China,430079