Ignacio Sepulveda, Scripps Institution of Oceanography, Cecil H. and Ida M. Green Institute of Geophysics and Planetary Physics, La Jolla, CA, United States, Jennifer Susan Haase, UCSD, La Jolla, CA, United States, Philip L-F. Liu, National University of Singapore, Department of Civil and Environmental Engineering, Singapore, Singapore, Mircea Dan Grigoriu, Cornell University, Ithaca, NY, United States, Brook Tozer, Scripps Institution of Oceanography, La Jolla, CA, United States and David T Sandwell, Scripps Institution of Oceanography, Institute of Geophysics and Planetary Physics, La Jolla, CA, United States