TY - JOUR A1 - Tørseth, K. A1 - Aas, W. A1 - Breivik, K. A1 - Fjæraa, A. M. A1 - Fiebig, M. A1 - Hjellbrekke, A. G. A1 - Lund Myhre, C. A1 - Solberg, S. A1 - Yttri, K. E. T1 - Introduction to the European Monitoring and Evaluation Programme (EMEP) and observed atmospheric composition change during 1972–2009 JO - Atmos. Chem. Phys. J1 - ACP VL - 12 IS - 12 SP - 5447 EP - 5481 Y1 - 2012/06/22 PB - Copernicus Publications SN - 1680-7324 UR - http://www.atmos-chem-phys.net/12/5447/2012/ L1 - http://www.atmos-chem-phys.net/12/5447/2012/acp-12-5447-2012.pdf DO - 10.5194/acp-12-5447-2012 ER -