State Key Laboratory of Earth Surface Processes and Resource Ecology Beijing Normal University Beijing 100875 China;
State Key Laboratory of Earth Surface Processes and Resource Ecology Beijing Normal University Beijing 100875 ChinaAcademy of Disaster Reduction and Emergency Management Ministry of Civil Affairs and Ministry of Education Beijing Normal University Beijing 100875 ChinaKey Laboratory of Environmental Change and Natural Disasters Ministry of Education of China Beijing Normal University Beijing 100875 China;
State Key Laboratory of Earth Surface Processes and Resource Ecology Beijing Normal University Beijing 100875 ChinaAcademy of Disaster Reduction and Emergency Management Ministry of Civil Affairs and Ministry of Education Beijing Normal University Beijing 100875 ChinaSchool of Geography Beijing Normal University Beijing 100875 China;
State Key Laboratory of Earth Surface Processes and Resource Ecology Beijing Normal University Beijing 100875 ChinaAcademy of Disaster Reduction and Emergency Management Ministry of Civil Affairs and Ministry of Education Beijing Normal University Beijing 100875 ChinaKey Laboratory of Environmental Change and Natural Disasters Ministry of Education of China Beijing Normal University Beijing 100875 China;
Key Laboratory of Environmental Change and Natural Disasters Ministry of Education of China Beijing Normal University Beijing 100875 ChinaNational Disaster Reduction Center Ministry of Civil Affairs Beijing 100053 China;
National Disaster Reduction Center Ministry of Civil Affairs Beijing 100053 China;
drought; disaster; prevention;