1. Energy Systems Division, Argonne National Laboratory, Lemont, Illinois 60439, United States
2. Consortium for Advanced Science and Engineering, University of Chicago, Chicago, Illinois 60637, United States
3. Department of Environmental and Occupational Health, George Washington University, Washington, DC 20052, United States
4. Department of Earth and Atmospheric Sciences, Saint Louis University, St. Louis, Missouri 63108, United States
5. Air Quality Research Division, Environment and Climate Change Canada, Toronto, Ontario M3H 5T4, Canada
6. University Space Research Association, Goddard Earth Sciences Technology and Research (GESTAR), Columbia, Maryland 21046, United States
7. NASA Goddard Space Flight Center, Greenbelt, Maryland 20770, United States
8. Royal Netherlands Meteorological Institute (KNMI), De Bilt 3730 AE, The Netherlands