1 Department of Civil Engineering, College of Engineering, Australian University-Kuwait, Kuwait City, Kuwait.
2 Water, Energy, and Environmental Engineering Research Unit, Faculty of Technology, University of Oulu, Oulu, Finland.
3 Department of Geography and Geology, University of Turku, FI-20014 Turun Yliopisto, Turku, Finland.
4 Henan Provincial Key Lab of Hydrosphere and Watershed Water Security, North China University of Water Resources and Electric Power, Zhengzhou, Henan 450011, China.
5 Regional Climate Group, Department of Earth Sciences, University of Gothenburg, Gothenburg, Sweden.