1. Master’s Candidate, Dept. of Water, Environmental Science and Engineering, Nelson Mandela African Institution of Science and Technology, P.O. Box 447, Arusha 23311, Tanzania (corresponding author). ORCID: .
2. Senior Lecturer, Dept. of Water, Environmental Science and Engineering, Nelson Mandela African Institution of Science and Technology, P.O. Box 447, Arusha 23311, Tanzania; Centre Director, WISE–Futures: Centre for Water Infrastructure and Sustainable Energy Futures, Nelson Mandela African Institution of Science and Technology, P.O. Box 447, Arusha 23311, Tanzania.
3. Senior Lecturer, Dept. of Water, Environmental Science and Engineering, Nelson Mandela African Institution of Science and Technology, P.O. Box 447, Arusha 23311, Tanzania; Dean, School of Business Studies and Humanities, Nelson Mandela African Institution of Science and Technology, P.O. Box 447, Arusha 23311, Tanzania.