Improved estimate of accelerated Antarctica ice mass loses from GRACE, Altimetry and surface mass balance from regional climate model output

Isabella Velicogna1, Tyler C Sutterley2, Geruo A1, Michiel R van den Broeke3 and Erik Roman Ivins4, (1)Department of Earth System Science, University of California, Irvine, United States, (2)University of California Irvine, Department of Earth System Science, Irvine, United States, (3)Utrecht University, Utrecht, Netherlands, (4)Jet Propulsion Laboratory, Pasadena, United States