Аннотация:The Amu Dar’ja delta south of the Aral Sea is one of the most intensively used areas of the entire Aral Sea region for the cultivation of irrigated crops. The consequence of the sustained removal of water of the Amu Dar’ja river is the desiccation of what was once earth’s fourth largest freshwater sea, with catastrophic consequences for the entire ecosystem. The establishment of a Geographic Information System (GIS) is intended to promote regular monitoring of the dynamic process of desertification and to investigate the development of the remaining wetland ecosystems. In addition the system is designed to lead to suggestions for alternative agricultural approaches in order to improve the current land use situation.