1. University of Silesia in Katowice, Faculty of Natural Sciences, Institute of Earth Sciences Sosnowiec Poland
2. Department of Meteorology and Climatology Nicolaus Copernicus University, Faculty of Earth Sciences and Spatial Management Toruń Poland
3. Centre for Climate Change Research Nicolaus Copernicus University Toruń Poland
4. Department of Research and Development, Division for Model and Climate Analysis Norwegian Meteorological Institute Oslo Norway