www.atmos-chem-phys-discuss.net/11/22719/2011/ doi:10.5194/acpd-11-22719-2011 © Author(s) 2011. This work is distributed under the Creative Commons Attribution 3.0 License. Stratospheric impact on tropospheric ozone variability and trends: 1990–2009 Abstract Discussion Paper (PDF, 9754 KB) Supplement (371 KB) |