1. Nelson Institute Center for Sustainability and the Global Environment, University of Wisconsin–Madison, Madison, Wisconsin 53726, USA;
2. Department of Atmospheric and Oceanic Sciences, University of Wisconsin–Madison, Madison, Wisconsin 53726, USA
3. Department of Environmental and Occupational Health, George Washington University, Washington, DC 20052, USA
4. Department of Meteorology and Climate Science, San José State University, San Jose, California 95192, USA
5. Atmospheric Chemistry and Dynamics Laboratory, NASA Goddard Space Flight Center, Greenbelt, Maryland 20771, USA
6. Lamont-Doherty Earth Observatory and Department of Earth and Environmental Sciences, Columbia University, Palisades, New York 10964, USA
7. Department of Mechanical Engineering, University of Colorado, Boulder, Colorado 80309, USA
8. Department of Environmental and Occupational Health Sciences, Department of Global Health, and Department of Emergency Medicine, University of Washington, Seattle, Washington 98105, USA
9. School of Public Health, Boston University, Boston, Massachusetts 02215, USA
10. Gangarosa Department of Environment Health, Rollins School of Public Health, Emory University, Atlanta, Georgia 30322, USA
11. Jet Propulsion Laboratory, California Institute of Technology, Pasadena, California 91109, USA
12. Pacific Northwest Research Station, USDA Forest Service, Seattle, Washington 98103, USA
13. School of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, Georgia 30332, USA
14. Space Science and Engineering Center, University of Wisconsin–Madison, Madison, Wisconsin 53726, USA
15. Atmospheric, Oceanic and Earth Sciences Department, George Mason University, Fairfax, Virginia 22030, USA
16. Gillings School of Global Public Health, University of North Carolina, Chapel Hill, North Carolina 27599, USA
17. Department of Civil and Environmental Engineering, Princeton University, Princeton, New Jersey 08544, USA