Intercontinental transport of pollution manifested in the variability and seasonal trend of springtime O3 at northern middle and high latitudes

Wang, Y., C. Shim, N. Blake, D. Blake, Y. Choi, B. Ridley, J. Dibb, A. Wimmers, J. Moody, F. Flocke, A. Weinheimer, R. Talbot, and E. Atlas, 2003: Intercontinental transport of pollution manifested in the variability and seasonal trend of springtime O3 at northern middle and high latitudes. J. Geophys. Res., 108, 4683, doi: 10.1029/2003JD003592.