Mission Time Period Map Region Source Aircraft NULL NULL NULL TRACE-P, W. Pacific Mar-Apr 2001 1-4 Singh et al. [2004] INTEX-B, E. Pacific Mar-May 2006 5 Singh et al. [2009] IMPEX N. West U.S. Mar-May 2006 6 T. Karl MILAGRO, Mexico Mar-May 2006 7 Singh et al. [2009] INTEX-NA, E. U.S. Jul-Aug 2004 8-9 de Gouw et al. [2006] SONEX, N. Atlantic Oct-Nov 1997 10,25 Singh et al. [2000] ABLE-3B, E. Canada Jul-Aug 1990 11 Singh et al. [1994] ARCPAC, N. American Arctic Apr-Jul 2008 12 J. de Gouw, C. Warneke ARCTAS, N. American Arctic Apr-Jul 2008 13 Hornbrook et al. [2010] AMMA, W. Africa Jul-Aug 2006 16 Murphy et al. [2010 Trace-A (TA), S. Atlantic Sep-Oct 1992 15-19 Jacob et al. [1996] PEM-Tropics B (PEMTB) Mar-Apr 1999 20-24 Singh et al. [2001] INDOEX, Indian Ocean Feb-Mar 1999 26 de Gouw et al. [2001] MINOS, Mediterranean Aug 2001 27 Lelieveld et al. [2002] Ship Cruises NULL NULL NULL Tropical Atlantic Oct-Nov 2002 NULL Williams et al. [2004] Western Pacific May-Jul 2004 NULL Marandino et al. [2005] OOMPH, South Atlantic Jan-Mar 2007 NULL Taddei et al. [2009] Pelagai, Indian Ocean April 2000 NULL Warneke et al. [2001] Marine Layer Surface Sites NULL NULL NULL Appledore Island Jul-Aug 2004 NULL Mao et al. [2006] Mace Head Jul-Sep 2002 NULL Lewis et al. [2005]