Higher education, human resource flow and regional sustainable development Qinghai-Tibet plateau research on regional sustainable development Regional planning and regional sustainable development 并列题名：Regional planning and regional sustainable development Theory and practice of regional sustainable development Population, resources, environment and sustainable development 并列题名：Theory and practice of regional sustainable development Research about water resource economics and sustainable development From the exploitation of resources to the sustainable development 并列题名：Research about water resource economics and sustainable development