Departament of Geography, University of Valencia

Professor of Geography, University of Oregon

Professor of Geography, McGill University

Professor of Hydrology, University of Birmingham, UK

Nanjing University

Professor emérito, Universidade de São Paulo (USP)- 1924-2012

University of Tartu

Associate Professor Wageningen Universiteit

Emeritus Professor of Glaciology, Aberystwyth University

Associate Professor, University of Copenhagen