Andrew E Schuh, Colorado State University, CIRA, Fort Collins, CO, United States, Robert L Walko, University of Miami, Miami, FL, United States, Martin J Otte, Environmental Protection Agency Research Triangle Park, Research Triangle Park, NC, United States, Sean Crowell, University of Oklahoma, Norman, OK, United States, Thomas Lauvaux, Pennsylvania State University Main Campus, Department of Meteorology and Atmospheric Science, University Park, PA, United States, Robert R Nelson, Jet Propulsion Laboratory, Pasadena, United States, Tom Oda, Goddard Earth Sciences Research and Technology, Universities Space Research Association, Columbia, United States and Lesley E Ott, NASA Goddard Space Flight Center, Greenbelt, MD, United States