1. Great Lakes Research Center, Department of Civil and Environmental Engineering, Michigan Technological University; Houghton Michigan USA
2. Center for Environmental Sensing and Modeling, Singapore-MIT Alliance for Research and Technology; Singapore Singapore
3. Department of Civil and Environmental Engineering; Massachusetts Institute of Technology; Cambridge Massachusetts USA
4. Department of Earth; Atmospheric and Planetary Sciences, Massachusetts Institute of Technology; Cambridge Massachusetts USA
5. Department of Atmospheric and Oceanic Sciences; Peking University; Beijing China