Key points are not available for this paper at this time.
Univ. Lille, CNRS, UMR 8518 LOA Laboratoire d’Optique Atmosphérique, Lille, France, NASA Langley Research Center, Hampton, VA, United States, School of Meteorology, The University of Oklahoma, Norman, OK, United States, School of Physics and Astronomy, University of Leicester, Leicester, United Kingdom, National Centre for Earth Observation, University of Leicester, Leicester, United Kingdom, SRON Netherlands Institute for Space Research, Utrecht, Netherlands, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China
Dubovik et al. (Wed,) studied this question.