Comparison of Regional Hydrologic Variations Obtained from Various GRACE Postprocessings: Application to the Caspian-Aral and Nasser Lake Regions

Luce Fleitout, Ecole Normale Supérieure Paris, Laboratoire de Géologie, Paris, France, Paoline Prevost, Ecole Normale Supérieure Paris, Paris, France; University of Luxembourg, Luxembourg, Luxembourg and Kristel Chanard, Institut National de l'Information Géographique et Forestière (IGN), Paris Cedex 13, France