1. Department of Atmosphere Science; University of Wyoming; Laramie WY USA
2. Air Quality Research Division, Science and Technology Branch; Environment and Climate Change Canada; Toronto Canada
3. International Center for Climate and Environmental Sciences, Institute of Atmospheric Physics, Chinese Academy of Sciences; Beijing China
4. Atmospheric Sciences and Global Change Division; Pacific Northwest National Laboratory; Richland WA USA
5. National Center for Atmospheric Research; Boulder CO USA
6. Department of Earth and Atmospheric Sciences; Cornell University; Ithaca NY USA
7. Graduate School of Environmental Studies; Nagoya University; Nagoya Japan