1. Mailman School of Public Health, Columbia University, New York, New York, USA
2. Atmospheric Sciences Research Center, State University of New York at Albany, Albany, New York, USA
3. Columbia University Center for Climate Systems Research, New York, New York, USA
4. National Aeronautics and Space Administration–Goddard Institute for Space Studies, New York, New York, USA
5. New York State Department of Environmental Conservation, Bureau of Air Research, Albany, New York, USA