Search Results - "Masamba, W.R.L."

Mechanisms of heavy metal sorption on alkaline clays from Tundulu in Malawi as determined by EXAFS by Sajidu, S.M.I., Persson, I., Masamba, W.R.L., Henry, E.M.T.

“…Chromium(III), copper(II), zinc(II), cadmium(II), mercury(II) and lead(II) cations are among the most common heavy metal pollutants in industrial waste waters…”
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A study of fluoride groundwater occurrence in Nathenje, Lilongwe, Malawi by Msonda, K.W.M., Masamba, W.R.L., Fabiano, E.

“…A study was carried out to determine fluoride concentration in groundwaters of Nathenje area situated in Lilongwe District in the central region of Malawi…”
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Household Willingness to Pay for Reliability of Water Supply and Quality in Chobe Suburb of Maun: An Application of the Contingent Valuation Method by Mmopelwa, G., Kgathi, D.L., Masamba, W.R.L., Thukuza, A.

“…Water supply in Maun is unreliable and unpredictable, and most households experience water shortage all year round. Coping strategies for households include…”
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Evaluation and assessment of water quality in Likangala River and its catchment area by Chidya, R.C.G., Sajidu, S.M.I., Mwatseteza, J.F., Masamba, W.R.L.

“…► We assessed water quality of Likangala river and its major tributaries. ► We examined the effects of natural and anthropogenic activities on river water. ►…”
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Phosphate removal from aqueous solutions using kaolinite obtained from Linthipe, Malawi by Kamiyango, M.W., Masamba, W.R.L., Sajidu, S.M.I., Fabiano, E.

“…Earlier work on stream water and effluent from wastewater treatment plants in Blantyre, Malawi, has revealed high phosphate levels ranging from 0.63 to 5.50…”
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Natural attenuation of mining pollutants in the transboundary Save River by Meck, M.L., Masamba, W.R.L., Atlhopheng, J., Ringrose, S.

“…► We model metal activities using Visual Minteq to highlight ecosystem benefit. ► Attenuation is achieved through precipitation and deposition of solids onto…”
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Pollution implications of Save River water from weathering and dissolution of metal hosting minerals at Dorowa phosphate mine, Zimbabwe by Meck, M.L., Atlhopheng, J., Masamba, W.R.L., Ringrose, S.

“…The study set out to determine the weathering and dissolution of metal hosting minerals at Dorowa for purposes of deducing pollution potential to the nearby…”
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Current impact of mining alkaline rocks on Save River water quality in Zimbabwe by Meck, M., Atlhopheng, J., Masamba, W.R.L.

“…Alkaline rocks (phosphate deposits in particular) of igneous origin are currently being mined in Zimbabwe. Exploitation of these deposits, which are associated…”
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Water quality assessment in streams and wastewater treatment plants of Blantyre, Malawi by Sajidu, S.M.I., Masamba, W.R.L., Henry, E.M.T., Kuyeli, S.M.

“…The population of the city of Blantyre has grown rapidly over the past few years without keeping pace with the national economy. The most visibly affected…”
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Removal of Cd2+, Cr3+, Cu2+, Hg2+, Pb2+ and Zn2+ cations and AsO43- anions from aqueous solutions by mixed clay from Tundulu in Malawi and characterisation of the clay by Persson, I., Kayambazinthu, D., Masamba, W.R.L., Sajidu, S.M.I., Henry, E.M.T.

“…Water and wastewater studies in Malawi have revealed very high levels of heavy metals in most streams and other water bodies particularly within urban areas…”
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Water defluoridation using Malawi’s locally sourced gypsum by Masamba, W.R.L., Sajidu, S.M., Thole, B., Mwatseteza, J.F.

“…Free fluoride levels above the WHO guideline maximum value of 1.5 mg/l have been reported in several parts of Malawi. Dental fluorosis has also been observed…”
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Investigation of helium inductively coupled plasma-mass spectrometry for the detection of metals and nonmetals in aqueous solutions by Nam, Sang Ho, Masamba, Wellington R. L, Montaser, Akbar

“…Aqueous solutions were introduced into a helium inductively-coupled plasma mass spectrometer (ICPMS) in order to detect metals and nonmetals. The effect of…”
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