1. School of Environmental Sciences, Jawaharlal Nehru University, New Delhi, India
2. Key Laboratory of Subsurface Hydrology and Ecological Effects in Arid Region, Ministry of Education, School of Environmental Science and Engineering, Chang’an University, Xi'an, Shaanxi Province, China
3. Department of Rangeland and Watershed Management, Faculty of Natural Resources, University of Kurdistan, Sanandaj, Iran
4. Department of Geomorphology, Faculty of Natural Resources, University of Kurdistan, Sanandaj, Iran