Daniel Francis May, Stanford University, Department of Geophysics, Stanford, CA, United States, Dustin M Schroeder, Stanford University, Department of Geophysics, Stanford, United States, Marianne S. Karplus, The University of Texas at El Paso, Department of Earth, Environmental, and Resource Sciences, El Paso, TX, United States, Biondo Leonardo Biondi, Stanford University, Geophysics, Stanford, CA, United States, Galen Kaip, University of Texas at El Paso, Department of Earth, Environmental, and Resource Sciences, El Paso, United States, Nori Nakata, Lawrence Berkeley National Laboratory, Berkeley, United States, Adam D Booth, University of Leeds, Leeds, United Kingdom, Tun Jan Young, University of St Andrews, School of Geography and Sustainable Development, St Andrews, United Kingdom and Slawek M Tulaczyk, University of California Santa Cruz, Earth and Planetary Sciences, Santa Cruz, United States