1. Key Laboratory of Ecosystem Network Observation and Modeling; Institute of Geographic Sciences and Natural Resources Research; Chinese Academy of Sciences; Beijing China
2. The Natural History Museum of Denmark; University of Copenhagen; Universitetsparken 15 2100 København Ø Denmark
3. Department of Forestry and Natural Resources; Department of Biological Sciences; Purdue Climate Change Research Center; Purdue University; West Lafayette IN USA
4. Department of Forest Ecology and Management; Swedish University of Agricultural Sciences; S 90-183 Umeå Sweden
5. State Key Laboratory of Vegetation and Environment Change; Institute of Botany; Chinese Academy of Sciences; Beijing China
6. Department of Microbiology and Plant Biology; University of Oklahoma; Norman OK USA
7. U.S. Forest Service; Northern Research Station; Durham NH USA
8. The Ecosystem Center; Marine Biological Laboratory; Woods Hole MA USA
9. Department of Biology; Boston University; Boston MA USA
10. Department of Forest Resources & Environmental Conservation; Virginia Tech; Blacksburg VA USA
11. Research Group of Plant and Vegetation Ecology; Department of Biology; University of Antwerp; B-2610 Wilrijk Belgium
12. CSIRO Ocean and Atmosphere; PMB 1 Aspendale Victoria 3195 Australia
13. Tiantong National Station of Forest Ecosystem &School of Ecological and Enivronmental Science; East China Normal University; Shanghai 200062 China
14. Research Center for Global Change and Ecological Forecasting; East China Normal University; Shanghai 200062 China
15. Biogeochemical Integration Department; Max Planck Institute for Biogeochemistry; Hans-Knöll-Str. 10 D-07745 Jena Germany