Elisabet Martínez Sancho¹, Patrick Fonti¹, Isabel Dorado Liñán², Ingo Heinrich³, Gerhard Helle⁴ and Annette Menzel⁵, (1)Swiss Federal Research Institute WSL, Birmensdorf, Switzerland, (2)Technical University of Madrid, Forest Genetics and Ecophysiology Research Group, Madrid, Spain, (3)GFZ German Research Centre for Geosciences, Telegrafenberg, 14473, Potsdam, Germany, (4)Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences, Potsdam, Germany, (5)Technische Universität München, Ecoclimatology, Freising, Germany