Daniel Topal¹, Thierry Fichefet¹, Quentin Dalaiden², Francois E Massonnet³, Hugues Goosse³ and Edward Blanchard-Wrigglesworth⁴, (1)Université Catholique de Louvain, Earth and Climate Research, Earth and Life Institute, Louvain-La-Neuve, Belgium, (2)Nansen Environmental and Remote Sensing Center, Bergen, Norway, (3)Université Catholique de Louvain, Earth and Life Institute, Louvain-La-Neuve, Belgium, (4)University of Washington, Department of Atmospheric Sciences, Seattle, United States