1. Department of Environmental Health, Rollins School of Public Health Emory University Atlanta GA USA
2. Department of Biostatistics and Bioinformatics, Rollins School of Public Health Emory University Atlanta GA USA
3. NOAA Air Resources Laboratory College Park MD USA
4. Center for Spatial Information Science and Systems George Mason University Fairfax VA USA
5. Cooperative Institute for Climate and Satellites University of Maryland College Park MD USA
6. Department of Civil and Environmental Engineering University of Tennessee Knoxville TN USA
7. Climate Change Science Institute and Computational Sciences and Engineering Division Oak Ridge National Laboratory Oak Ridge TN USA