1. A. D. Clarke, V. N. Kapustin, K. Moore, M. Litchy, School of Ocean and Earth Science and Technology, University of Hawaii, Honolulu, HI, USA. D. Davis, F. Eisele, G. Chen, School of Earth and Atmospheric Sciences, Georgia Institute of Technology, Atlanta, GA, USA. F. Eisele, L. Mauldin, D. Tanner, Atmospheric Chemistry Division, National Center for Atmospheric Research, Boulder, CO, USA. I. Paluch and D. Lenschow, National Center for Atmospheric Research, Boulder, CO, USA. A. R. Bandy and D....