1. Department of Earth, Atmospheric, and Planetary Sciences Purdue University West Lafayette Indiana USA
2. Department of Agronomy Purdue University West Lafayette Indiana USA
3. Department of Earth Sciences VU University Amsterdam Amsterdam Netherlands
4. Laboratory of Hydrology and Water Management Ghent University Ghent Belgium
5. College of Resources and Environmental Sciences China Agricultural University Beijing China
6. Ecosystems Center Marine Biological Laboratory Woods Hole Massachusetts USA
7. Climate Sciences Department, Earth Sciences Division Lawrence Berkeley National Laboratory Berkeley California USA
8. CGCEO/Geography Michigan State University East Lansing Michigan USA
9. V N Sukachev Institute of Forest Siberian Branch, Russian Academy of Sciences Krasnoyarsk Russia
10. Laboratory of Peatland Forestry and Amelioration, Institute of Forest Science Russian Academy of Sciences Uspenskoye Russia