Institute of environmental assessment and water research (IDAEA-CSIC)

Executive Director, California Academy of Sciences

Max Planck Institute for Marine Microbiology

Research Director at Centre National de la Recherche Scientifique

Professor, University of Louvain & Stanford University

Distinguished Professor, University of Wollongong

Emory University

Retired Scientist, National Institute for Space Research - INPE, Brazil

Professor of Hydrology, Utrecht University

Chair Professor at The Hong Kong Polytechnic University