Corresponding Author

Planetary Science Institute, Tucson, Arizona, USA

Planetary Science Institute, Tucson, Arizona, USA

Department of Geography, Trinity College, Dublin, Ireland

Astrogeology Science Center, U.S. Geological Survey, Flagstaff, Arizona, USA

University Museum, University of Tokyo, Japan

Department of Hydrology and Water Resources, University of Arizona, Tucson, Arizona, USA

Department of Hydrology and Water Resources, University of Arizona, Tucson, Arizona, USA

Space Science and Astrobiology Division, NASA Ames Research Center, Moffett Field, California, USA

Centre for Research into Earth Energy Systems, Department of Earth Sciences, University of Durham, Durham, UK

Institute of Earth Science and Engineering, University of Auckland, Auckland, New Zealand

Unitat de Geodinàmica Externa i d'Hidrogeologia, Departament de Geologia, Universitat Autònoma de Barcelona, Barcelona, Spain

Unitat de Geodinàmica Externa i d'Hidrogeologia, Departament de Geologia, Universitat Autònoma de Barcelona, Barcelona, Spain

Planetary Science Institute, Tucson, Arizona, USA