Hoi Ga Veronica Chan, Princeton University, Princeton, NJ, United States, Karl Rittger, University of Colorado at Boulder, Institute for Arctic and Alpine Research, Boulder, CO, United States, Paul A Ginoux, NOAA GFDL, Princeton, NJ, United States, Thomas H Painter, Jet Propulsion Laboratory, Pasadena, CA, United States and Sarah B. Kapnick, NOAA Geophysical Fluid Dynamics Laboratory, Princeton, United States