1. Yale Center for Environmental Law & Policy, Yale Law School and Yale School of the Environment, G32 Kroon Hall, 195 Prospect Street, New Haven, Connecticut 06511, United States
2. Department of Earth, Atmospheric, and Planetary Sciences, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Room 54-918, Cambridge, Massachusetts 02139, United States
3. Department of Atmospheric Sciences, Texas A&M University, 3150 TAMU, College Station, Texas 77843, United States
4. Department of Environmental Sciences and Engineering, University of North Carolina at Chapel Hill, 135 Dauer Drive, 166 Rosenau Hall, Chapel Hill, North Carolina 27599, United States
5. Center for Aerosol and Cloud Chemistry, Aerodyne Research Incorporated, 45 Manning Road, Billerica, Massachusetts 01821, United States
6. Department of Chemistry, University of North Carolina at Chapel Hill, Campus Box 3290, Chapel Hill, North Carolina 27599, United States
7. Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Room 1-290, Cambridge, Massachusetts 02139, United States
8. Department of Earth, Atmospheric, and Planetary Sciences, Purdue University, 550 Stadium Mall Drive, West Lafayette, Indiana 47907, United States