1. State Key Laboratory of Lake Science and Environment; Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences; Nanjing China
2. School of Geographical Sciences; Guangzhou University; Guangzhou China
3. University of Chinese Academy of Sciences; Beijing China
4. Department of Geoscience; Aarhus University; Aarhus Denmark
5. Department of Bioscience; Aarhus University; Silkeborg Denmark
6. Sino-Danish Centre for Education and Research (SDC); Beijing China