Alemayehu T (2006) Groundwater occurrence in Ethiopia. Addis Ababa University Press, Addis Ababa, p 105
Google Scholar
Abera G (2015) Groundwater resource evaluation and water quality investigation of Gatira river basin, in Woldiya and its surrounding area. MSc thesis, Department of Earth Science, Mekelle University, Ethiopia, p 133
Google Scholar
Alemaw BF, Chaoka TR (2006) The 1950–1998 warm ENSO events and regional implications to river flow variability in Southern Africa. J Water SA 32(4):459–463
Google Scholar
Alemaw BF (2009) Hydrological modelling and possible climate change impacts in a wetland system: the case of the Okavango Delta, Botswana. In: Blöschl G et al (eds) Improving integrated surface and groundwater resources management in a vulnerable and changing world. IAHS Red Book Series: Publ. No. 330, pp 239–246
Google Scholar
Alemaw BF (2012) Integrated modelling and assessment systems: development and application for water resources variability and climate change evaluation in Southern Africa. LAMBERT Academic Publishing, Saarbrucken, Germany, p 284. ISBN 978 3 8473 1684 8
Google Scholar
Ayalew A (2016) Characteristics and productivity of volcanic rock aquifers in the upper part of Abay basin, MSc thesis, Department of Earth Science, Mekelle University, Ethiopia, p 111
Google Scholar
Ayalew D, Marty B, Yirgu G, Pik R (1999) Geochemical and isotopic (Sr, Nd and Pb) characteristics of volcanic rocks from southwestern Ethiopia. J Afr Earth Sci 29:381–391
CAS
CrossRef
Google Scholar
Berhanu B, Seleshi Y, Melesse AM (2014) Surface water and groundwater resources of Ethiopia: potentials and challenges of water resources development. In: Melesse AM, Setegn SG, Abtew W (eds) Nile River Basin: ecohydrological challenges, climate change and hydropolitics, pp 97–117
Google Scholar
Chazot G, Bertrand H (1993) Mantle sources and magma -continental crust interactions during early Red Sea-Aden rifting in Southern Yemen: elemental and Sr, Nd, Pb isotope evidence. J Geophys Res 98:1818–1835
Google Scholar
Di Paola GM (1972) The Ethiopian rift valley between 7° 00’ and 8° 40’ lat. North. Bull Volcanol 36:317–356
CrossRef
Google Scholar
Funk C, Rowland J (2012) A climate trend analysis of Ethiopia. Famine early warning systems network-informing climate change adaptation series. FEWSNET, USAID, USGS, p 6
Google Scholar
Gibson IL (1974) A review of the geology, petrology and geochemistry of the volcano Fantale. Bull Volcanol 38:791–802
CAS
CrossRef
Google Scholar
Gidafie D (2012) Groundwater potential assessment and water quality investigation of Gerado river catchment. MSc thesis, Department of Earth Science, Mekelle University, Ethiopia, p 160
Google Scholar
Glantz M (ed) (1994) Usable science: food security, early warning, and El Niño. In: Proceedings of the workshop on ENSO/FEWS, Budapest, Hungary, Oct 1993. UNEP, Nairobi; and NCAR, Boulder, Colorado
Google Scholar
Hofmann C, Courtillot V, Feraud G, Rochette P, Yirgu G, Ketefo E, Pik R (1997) Timing of the Ethiopian flood basalt event and implications for plume birth and global change. Nature 389:838–841
CAS
CrossRef
Google Scholar
Jury MR, Pathack BMR (1993) Composite climatic patterns associated with extreme modes of summer rainfall over Southern Africa: 1975–1984. Theor Appl Climatol 47:137–145
CrossRef
Google Scholar
Kassahun M (2012) Characteristics and productivity of volcanic rock aquifers in Kola Diba and its surrounding area. MSc thesis, Department of Earth Science, Mekelle University, Ethiopia, p 112
Google Scholar
Kazmin V (1975) Explanatory note to the geology of Ethiopia. Ethiopian Institute of Geological Survey (E.I.G.S.), Bulletin No. 2, Addis Ababa, Ethiopia
Google Scholar
Kazmin V (1979) Stratigraphy and correlation of volcanic rocks in Ethiopia. Ethiopian Institute of Geological Survey (EIGS) Report, No. 106, Addis Ababa, Ethiopia, p 26
Google Scholar
Keifer B, Nicholas A, Henriette L, Florence B, Delphine B, Arnaud P, Yirgu G, Ayalew D, Weis D, Jerram DA, Keller F, Meugniot C (2004) Flood and shield basalts from Ethiopia: magmas from the African superswell. J Petrol 45(4):793–834
Google Scholar
Mandefro T (2012) Groundwater resource development, utilization and management in Gonder town and its surrounding areas. MSc thesis, Department of Earth Science, Mekelle University, Ethiopia, p 121
Google Scholar
McCabe GJ, Dettinger MD (1999) Decadal variations in the strength of ENSO teleconnections with precipitation in the western United States. Int J Climatol 19:1399–1410
CrossRef
Google Scholar
Menzies M, Baker J, Chazot G (2001) Cenozoic plume evolution and flood basalts in Yemen: a key to understanding older examples. In: Ernst RE, Buchan KL (eds) Mantle Plumes: their Identification through time, Geological Society of America, Special Papers 353, 23–36
Google Scholar
Mohr PA (1962) Stratigraphy and correlation of Cenozoic volcanic rocks. Geological Survey of Ethiopia, Addis Ababa, 26 pp
Google Scholar
Mohr P (1983) Ethiopian flood basalt province. Nature 303:577–584
CAS
CrossRef
Google Scholar
Mohr P, Zanettin B (1988) The Ethiopian flood basalt province. In: Macdougall JD (ed) Continental flood basalts. Kluwer Academic, Dordrecht, pp 63–110
CrossRef
Google Scholar
Morton WH, Rex DC, Mitchell JG, Mohr PA (1979) Rift ward younging of surface volcanic units in the Addis Ababa Region, Ethiopian Rift Valley. Nature 280:284–288
CrossRef
Google Scholar
Ogallo LA (1994) Validity of the ENSO-related impacts in Eastern and Southern Africa. In: Glantz M (ed) Usable science: food security, early warning, and El Niño, pp 179–184. Proceedings of the workshop on ENSO/FEWS, Budapest, Hungary, Oct 1993. UNEP, Nairobi; and NCAR, Boulder, Colorado
Google Scholar
Phillips FM (1994) Environmental tracers for water movement in desert soils of the American Southwest. Soil Sci Soc Am J 58: 14–24
Google Scholar
Piccirillo EM, Justin-Visentin E, Zanettin B, Joron JL, Treuil M (1979) Geodynamic evolution from plateau to rift: major and trace element geochemistry of the central eastern Ethiopian plateau volcanics. Neues Jahrb Geol Palaontol Abh 158:139–179
Google Scholar
Pik R, Deniel C, Coulon C, Yirgu G, Hoffmann C, Ayalew D (1998) The northwestern Ethiopian Plateau flood basalts: classification and spatial distribution of magma types. J Volcanol Geotherm Res 81:91–111
CAS
CrossRef
Google Scholar
Ropelewski CF, Halpert MS (1987) Global and regional scale precipitation Patterns associated with the El Niño/Southern Oscillation. Mon Weather Rev 115:1606–1626
CrossRef
Google Scholar
Scanlon BR (1991) Evaluation of moisture flux from chloride data in desert soils. J Hydrol 128: 137–156
Google Scholar
Scanlon BR, Levitt DG, Keese KE, Reedy RC, Sully MJ (2005) Ecological controls on water-cycle response to climate variability in deserts. Proc Natl Acad Sci USA 102:6033–6038
CAS
CrossRef
Google Scholar
Scanlon BR, Keese KE, Flint AL, Flint LE, Gaye CB, Edmunds WM, Simmers I (2006) Global synthesis of groundwater recharge in semiarid and arid regions. Hydrol Process 20:3335–3370
CAS
CrossRef
Google Scholar
Singhal BBS, Gupta RP (1999) Applied hydrogeology of fractured rocks. Kluwer Academic Publishers, Dordrecht
CrossRef
Google Scholar
Stearns HT (1942) Hydrogeology of volcanic terrains. In: Meinzer OE (ed) Hydrology. Dover Publications, New York, pp 678–703
Google Scholar
Tadege A (2007) Climate change National Adaptation Programme of Action (NAPA) of Ethiopia. National Meteorological Agency, The Federal Democratic Republic of Ethiopia, p 85
Google Scholar
Tyler SW, Chapman JB, Conrad SH, Hammermeister DP, Blout DO, Miller JJ, Sully MJ, Ginanni JM (1996) Soil-water flux in the southern Great Basin, United States: temporal and spatial variations over the last 120,000 years. Water Resour Res 32: 1481–1499
Google Scholar
UNESCO (1975) Analytical and Investigational techniques for fissured and fractured rocks. In: Bronwn RH et al (eds) Groundwater studies. Studies and reports in hydrology (Chapter 14), supplement 2, UNESCO, Paris
Google Scholar
Yimam G (2016) Groundwater potential assessment and water quality investigation in Beresa river basin. MSc thesis, Department of Earth Science, Mekelle University, Ethiopia, p 133
Google Scholar
Yirgu Y (1997) Magma-crust interaction during emplacement of Cenozoic volcanism in Ethiopia: geochemical evidence from Sheno-Megezez area, central Ethiopia. SINET Ethiop J Sci 20(1):49–72
CrossRef
Google Scholar
Zanettin B, Justin Visentin E (1974) The volcanic succession in central Ethiopia, 2: the volcanics of the western Afar and Ethiopia rift margins. Memorie degli Istituti di Geologia e Mineralogia dell’Universita diPadova 31:1–19
Google Scholar
Zanettin B, Gregnanin A, Justin Visintin E, Mezzacasa G, Piccirillo EM (1974) Petrochemistry of the volcanic series of the central-eastern Ethiopian plateau and relationship between tectonics and magmatology. Mem 1st Miner Univers Padova 31:1–35
Google Scholar
Zanettin B (1993) On the evolution of Ethiopian volcanic province, from geology and mineral resources of Somalia and surrounding areas. Ist Agron Oltremare, Firenze, Relaz e Monogr 113:279–310
Google Scholar