Instituto de Historia, CSIC, Madrid, Spain

Guest researcher (officially retired) at Institute for Biodiversity and Ecosystem Dynamics

Smithsonian

Professor EPHE PSL University, Université de Bordeaux

Tallinn University

Professor, School of Culture, History and Language, ANU

Master Student at Lund University

Professor of Physical Geography, University of Aberdeen

Professor Plant Sciences University of the Free State, Bloemfontein, South Africa

Senior Scientist, Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research …