1. Shaanxi Key Laboratory of Earth Surface System and Environmental Carrying CapacityNorthwest University Xi'an China
2. Institute of Earth Surface System and Hazards, College of Urban and Environmental SciencesNorthwest University Xi'an China
3. State Key Laboratory of Eco‐hydraulics in Northwest Arid Region of ChinaXi‘an University of Technology Xi’an China
4. Division of Hydrologic SciencesDesert Research Institute Las Vegas Nevada USA
5. Dipartimento di Scienze Agrarie, Alimentari e ForestaliUniversità di Palermo, Viale delle Scienze Palermo Italy
6. Dipartimento di Scienze della Terra e del MareUniversità di Palermo Via Archirafi, 22 Palermo Italy