TY - JOUR A1 - Zeng, G. A1 - Wood, S. W. A1 - Morgenstern, O. A1 - Jones, N. B. A1 - Robinson, J. A1 - Smale, D. T1 - Trends and variations in CO, C2H6, and HCN in the Southern Hemisphere point to the declining anthropogenic emissions of CO and C2H6 JO - Atmos. Chem. Phys. J1 - ACP VL - 12 IS - 16 SP - 7543 EP - 7555 Y1 - 2012/08/17 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/12/7543/2012/ L1 - http://www.atmos-chem-phys.net/12/7543/2012/acp-12-7543-2012.pdf DO - 10.5194/acp-12-7543-2012 ER -