1. Institute of Earth Sciences; Hebrew University of Jerusalem; Jerusalem Israel
2. Department of Physical Geography; Hebrew University of Jerusalem; Jerusalem Israel
3. Centro de Ciencias Medioambientales, Consejo Superior de Investigaciones Cientíticas; Madrid Spain
4. Geological Survey of Israel; Jerusalem Israel
5. Hydrology-Hydraulics Research Unit; Cemagref, Lyon France
6. ACTHYS; Grenoble France