1. Presently, Professor, Dept. of Civil Engineering, College of Engineering, Taibah Univ., Janadah Bin Umayyah Rd., Tayba, Medina 42353, Kingdom of Saudi Arabia; formerly, Director, UNESCO Regional Bureau for Sciences in the Arab States, United Nations, Cairo, Egypt; formerly, Deputy Executive Secretary and Director of Program Planning, Economic and Social Commission for Western Asia, United Nations, Beirut, Lebanon.
2. Postdoctoral Fellow, Colorado Water Institute, Colorado State Univ., 1033 Campus Delivery, Fort Collins, CO 80523 (corresponding author). ORCID: .
3. Professor, Dept. of Civil and Environmental Engineering, Colorado State Univ., 1372 Campus Delivery, Fort Collins, CO 80523.