Department of Biology;
371 Serra Mall;
Stanford University;
Stanford;
CA 94305 USA;
State Key Laboratory of Urban and Regional Ecology;
Research Center for Eco-Environmental Sciences;
Chinese Academy of Sciences;
Beijing 100085;
China;
Institute of Population and Development Studies;
School of Publie Policy and Administration;
Xi'an Jiaotong University;
Xi'an 710049;
China;
Institute of Mountain Hazards and Environment;
Chinese Academy of Sciences;
Chengdu 610041;
China;
The Nature Conservancy;
4245 North FaioCax Drive;
Suite 100. Arlington;
VA 22203 USA;
Institute on the Environment;
University of Minnesota;
St. Paul;
MN 55108;
Natural Capital Project;
371 Serra Mall;
Stanford University;
Stanford;
CA 94305 USA;