1. Ecosystems Center, Marine Biological Laboratory; Woods Hole Massachusetts USA
2. State Key Laboratory of Remote Sensing Science, Institute of Remote Sensing and Digital Earth; Chinese Academy of Sciences; Beijing China
3. Department of Earth, Atmospheric, and Planetary Sciences; Purdue University; West Lafayette Indiana USA
4. Pacific Northwest National Laboratory; Joint Global Change Research Institute; College Park Maryland USA
5. Department of Geological and Atmospheric Sciences; Iowa State University of Science and Technology; Ames Iowa USA
6. Department of Civil and Environmental Engineering; University of California; Irvine California USA