Hierarchical cluster analysis of hydrochemical data as a tool for assessing the evolution and dynamics of groundwater across the Ethiopian rift
Tenalem Ayenew1*, Shimeles Fikre2, Frank Wisotzky3, Molla Demlie4and Stefan Wohnlich3
1Addis Ababa University, Department of Earth Sciences, P.O.Box 1176. Addis Ababa, Ethiopia.
2Arba Minch University, Department of Applied Geology. P.O.Box 21. Arba Minch, Ethiopia.
3Ruhr University of Bochum, Department of Applied Hydrogeology, Universitaetsstr.150, D-44801.Bochum, Germany.
4School of Geological Sciences, University of Kwazulu-Natal. Durban, South Africa.
Email: [email protected]