1. State
Key Laboratory of Desert and Oasis Ecology, Western Research Center
for Energy and Eco-Environmental Policy, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi 830011, P.R. China
2. University of Chinese Academy of Sciences, Beijing 100049, P.R. China
3. China Satellite Launch and Tracking Control Genera, Beijing, 100120 P.R. China