. Technical Report No. 31 PROPAGATION OF DROUGHT THROUGH THE HYDROLOGICAL CYCLE Anne F. van Loon, Henny A.J. van Lanen, Lena M. Tallaksen, Martin Hanel, Miriam Fendeková, Andrej Machlica, Gonzalo Sapriza, Aristeidis Koutroulis, Marjolein H.J. van Huijgevoort, Jorge Jódar Bermúdez, Hege Hisdal, Ioannis Tsanis. 28 June 2011