Christopher Harig¹, Yu Zhang², C.K. Shum² and Alain Plattner³, (1)University of Arizona, Department of Geosciences, Tucson, AZ, United States, (2)The Ohio State University, Division of Geodetic Science, School of Earth Sciences, Columbus, OH, United States, (3)University of Alabama, Department of Geological Sciences, Tuscaloosa, AL, United States