Yufei Zou, University of Washington Seattle Campus, School of Environmental and Forest Sciences, Seattle, WA, United States, Susan O'Neill, US Forest Service, Seattle, United States, Narasimhan K Larkin, USDA Forest Service, Seattle, WA, United States, Ernesto Alvarado, University of Washington Seattle Campus, School of Environmental and Forest Sciences, Seattle, United States, Robert C Solomon, University of Washington Seattle Campus, Seattle, WA, United States, Cliff Mass, University of Washington, Seattle, WA, United States, Timothy J Brown, Desert Research Inst, Reno, NV, United States, Armistead G Russell, Georgia Institute of Technology Main Campus, School of Civil and Environmental Engineering, Atlanta, GA, United States, Mehmet Talat Odman, Georgia Inst Technology, Alpharetta, GA, United States, Yongtao Hu, Georgia Institute of Technology Main Campus, Atlanta, GA, United States and Yang Liu, Emory University, Department of Environmental Health, Atlanta, GA, United States