An aircraft based upper troposphere lower stratosphere O3, CO and H2O climatology for the Northern hemisphere

Tilmes, L.L. Pan, F. Hendrick, M. Van Roozendael, K. Kreher, P.V. Johnston, R. S. Gao, B. Johnson, T.P. Bui, G. Chen, R. B. Pierce, J. H. Crawford, and D. J. Jacob (2010), A New Interpretation of Total Column BrO during Arctic Spring, Geophys. Res. Lett., doi:10.1029/2010GL043798. Tilmes, S., L. L. Pan, P. Hoor, E. Atlas, M. A. Avery, T. Campos, L. E. Christensen, G. S. Diskin, R.-S. Gao, R. L. Herman, E. J. Hintsa, M. Loewenstein, J. Lopez, M. E. Paige, J. Pittman, J. R. Podolske, M. Proffitt, G. W. Sachse, N. Spelten, C. Webster, A. Weinheimer, E. M. Weinstock, M. A. Zondlo (2010), An aircraft based upper troposphere lower stratosphere O3, CO and H2O climatology for the Northern hemisphere, J. Geophys. Res.,115, D14303, doi:10.1029/2009JD012731