1. School of Earth Sciences and Engineering, Xi’an Shiyou University, Xi’an, China
2. Shaanxi Key Laboratory of Petroleum Accumulation Geology, Xi’an Shiyou University, Xi’an, China
3. Changqing Branch of Geophysical Research Institute, BGP, Xi’an, China
4. Department of Geomorphology, Tarbiat Modares University, Tehran, Iran
5. Department of Watershed Management, Gorgan University of Agricultural Sciences and Natu-ral Resources (GUASNR), Gorgan, Iran
6. Department of Geography, The University of Burdwan, Bardhaman, West Bengal, India
7. Danube Delta National Institute for Research and Development, Tulcea, Romania