African Evaluation Database

9120 records found

Source	Electronic ID	Title	Authors	Publication Year	Source Title▼	Volume	Issue	DOI	Affiliations	Authors with Affiliations	Abstract	Author Keywords	Index Keywords	Funding Details
None	None	Effect of diffusional mass transfer on the performance of horizontal subsurface flow constructed ...	Njau K.N., Gastory L., Eshton B., Katima J.H.Y., Minja R.J.A., Kimwaga R., Shaaban M.	2011	Water Science and Technology	63	12	10.2166/wst.2011.640	Waste Stabilization Ponds and Constructed Wetland Research and Development Group, University of D...	Njau, K.N., Waste Stabilization Ponds and Constructed Wetland Research and Development Group, Uni...	The effect of mass transfer on the removal rate constants of BOD 5, NH 3, NO 3 and TKN has been i...	Constructed wetlands; Mass transfer; Tropical climate	Constructed wetlands; Design procedure; Design value; Diffusional mass transfer; Dimensionless gr...	None	View
Scopus	2-s2.0-35948991958	Design and performance of BNR activated sludge systems with flat sheet membranes for solid-liquid...	du Toit G.J.G., Ramphao M.C., Parco V., Wentzel M.C., Ekama G.A.	2007	Water Science and Technology	56	6	10.2166/wst.2007.643	Water Research Group, University of Cape Town, Cape Town 7700, South Africa; Hydraulic and Enviro...	du Toit, G.J.G., Water Research Group, University of Cape Town, Cape Town 7700, South Africa, Nin...	The use of immersed membranes for solid-liquid separation in biological nutrient removal activate...	Activated sludge; Alpha; Anoxic P uptake; Biological nutrient removal; Membrane bioreactor	Bioreactors; Chemical oxygen demand; Nutrients; Phase separation; Phosphorus; Removal; Sewage set...	None	View
Scopus	2-s2.0-84928105303	Performance of regional flood frequency analysis methods in kwazulu-natal, south africa	Smithers J.C., Streatfield J., Gray R.P., Oakes E.G.M.	2015	Water SA	41	3	10.4314/wsa.v41i3.11	Bioresources Engineering, School of Engineering, University of KwaZulu-Natal, Private Bag X01, Sc...	Smithers, J.C., Bioresources Engineering, School of Engineering, University of KwaZulu-Natal, Pri...	Estimates of design floods are required for the design of hydraulic structures and to quantify th...	KwaZulu-Natal; Regional flood frequency analysis	Design; Flood control; Rain; Annual maximum series; GEV distributions; International studies; Kwa...	None	View
Scopus	2-s2.0-55249120938	Probabilistic risk assessment of the environmental impacts of pesticides in the Crocodile (west) ...	Ansara-Ross T.M., Wepener V., Van Den Brink P.J., Ross M.J.	2008	Water SA	34	5	None	Centre for Aquatic Research, Department of Zoology, University of Johannesburg, PO Box 524, Johan...	Ansara-Ross, T.M., Centre for Aquatic Research, Department of Zoology, University of Johannesburg...	External agricultural inputs, such as pesticides, may pose risks to aquatic ecosystems and affect...	Aquatic ecosystem; Pesticides; Risk-assessment model	Agricultural chemicals; Aquaculture; Biochemistry; Catchments; Developing countries; Ecology; Eco...	None	View
Scopus	2-s2.0-77954222893	The impact of water quality on informally-declared heritage sites: A preliminary study	Vos A.T., Cawood S.	2010	Water SA	36	2	None	Centre for Environmental Management, University of the Free State, PO Box 339, Bloemfontein, 9300...	Vos, A.T., Centre for Environmental Management, University of the Free State, PO Box 339, Bloemfo...	The current study is an attempt to gauge the impact of water quality on 2 sacred sites in the eas...	Faecal coliforms; Heritage; Informally-declared heritage sites; Water quality	Bacterial analysis; Biological analysis; Domestic use; Ecological risks; Faecal coliforms; Free s...	None	View
Scopus	2-s2.0-33846473188	Hydrologic and hydraulic modelling of the Nyl River floodplain Part 3: Applications to assess eco...	Kleynhans M.T., James C.S., Birkhead A.L.	2007	Water SA	33	1	None	Centre for Water in the Environment, School of Civil and Environmental Engineering, University of...	Kleynhans, M.T., Centre for Water in the Environment, School of Civil and Environmental Engineeri...	The ecological functioning of the Nyl River floodplain in the Limpopo Province of South Africa de...	Ecohydraulics; Environmental impact; Hydroecology; Nyl River floodplain; Nylsvlei; Nylsvley Natur...	Ecology; Environmental impact; Hydraulic models; Hydraulics; Hydrology; Mathematical models; Wetl...	None	View
Scopus	2-s2.0-47249116955	Inter-basin water transfer effects on the invertebrates of the Mvuzane River: A test of the SASS ...	Weerts S.P., Cyrus D.P.	2008	Water SA	34	2	None	Coastal Research Unit of Zululand, University of Zululand, Private Bag X1001, KwaDlangezwa 3886, ...	Weerts, S.P., Coastal Research Unit of Zululand, University of Zululand, Private Bag X1001, KwaDl...	Effects of the transfer of water from the Thukela to the Mvuzane River were investigated using th...	None	Bioassessment; Biomonitoring; Quantitative methods; Water transfers; assessment method; basin; bi...	None	View
Scopus	2-s2.0-64549099309	Nitrogen dynamics in land cleared of alien vegetation (Acacia Saligna) and impacts on groundwater...	Jovanovic N.Z., Israel S., Tredoux G., Soltau L., Le Maitre D., Rusinga F., Rozanov A., van der M...	2009	Water SA	35	1	None	CSIR Natural Resources and the Environment, PO Box 32, Stellenbosch 7599, South Africa; Departmen...	Jovanovic, N.Z., CSIR Natural Resources and the Environment, PO Box 32, Stellenbosch 7599, South ...	Woody invading alien plants, many of which are nitrogen-fixing legumes (Fabaceae family), are cur...	Acacia saligna; Forest clearing; Groundwater contamination; Nitrate leaching; Riverlands nature r...	Acacia saligna; Forest clearing; Groundwater contamination; Nitrate leaching; Riverlands nature r...	None	View
Scopus	2-s2.0-84860538042	Monetary valuation of salinity impacts and microbial pollution in the Olifants Water Management A...	de Lange W.J., Mahumani B.K., Steyn M., Oelofse S.H.H.	2012	Water SA	38	2	10.4314/wsa.v38i2.9	CSIR, Natural Resources and the Environment, PO Box 320, Stellenbosch, 7599, South Africa; CSIR, ...	de Lange, W.J., CSIR, Natural Resources and the Environment, PO Box 320, Stellenbosch, 7599, Sout...	This paper estimates costs associated with water pollution in the Olifants River Water Management...	Agriculture; Costs; Pollution prevention; Society; Water pollution	Annual cost; Cost effective; Dam water; Direct and indirect costs; General population; Human heal...	None	View
Scopus	2-s2.0-84862214424	Evaluation of factors influencing transmissivity in fractured hard-rock aquifers of the Limpopo p...	Holland M.	2012	Water SA	38	3	None	Delta h, PO Box 66662, Woodhill 0076, South Africa	Holland, M., Delta h, PO Box 66662, Woodhill 0076, South Africa	Geologically-complex fractured aquifers underlie large parts of the semi-arid Limpopo Province wh...	Borehole productivity; Groundwater; Limpopo province; Lineaments; Transmissivity	Fractured aquifer; Geological history; Geological setting; Granitoids; Hard-rock aquifers; Horizo...	None	View
Scopus	2-s2.0-33846467223	Comparison of the direct enzyme assay method with the membrane filtration technique in the quanti...	Wutor V.C., Togo C.A., Pletschke B.I.	2007	Water SA	33	1	None	Department of Biochemistry, Microbiology and Biotechnology, Rhodes University, PO Box 94, Grahams...	Wutor, V.C., Department of Biochemistry, Microbiology and Biotechnology, Rhodes University, PO Bo...	The aim of this project was to monitor variations and relationships between coliform and E. coli ...	Chlorophenol red β-D-galactopyranoside (CPRG); Chlorophenol red (CPR); Coliforms; E. coli; p-nitr...	Correlation methods; Enzymes; Escherichia coli; Filtration; pH effects; Chlorophenol red β-D-gala...	None	View
Scopus	2-s2.0-84929391195	Mitigating the impact of swimming pools on domestic water demand	Fisher-Jeffes L., Gertse G., Armitage N.P.	2015	Water SA	41	2	10.4314/wsa.v41i2.09	Department of Civil Engineering, University of Cape Town, Private Bag X3, Rondebosch, South Africa	Fisher-Jeffes, L., Department of Civil Engineering, University of Cape Town, Private Bag X3, Rond...	South Africa is a water-scarce country where the sustainable provision of water to its citizens i...	Swimming pools; Urban water management; Water demand management	Catchments; Housing; Lakes; Swimming pools; Water management; Water recycling; Water treatment; C...	None	View
Scopus	2-s2.0-84860530386	Fluoride removal performance of phosphoric acid treated lime: Breakthrough analysis and point-of-...	Murutu C., Onyango M.S., Ochieng A., Otieno F.A.O.	2012	Water SA	38	2	10.4314/wsa.v38i2.14	Department of Chemical and Metallurgical Engineering, Tshwane University of Technology, Private B...	Murutu, C., Department of Chemical and Metallurgical Engineering, Tshwane University of Technolog...	Fluoride in drinking water above permissible levels is responsible for dental and skeletal fluoro...	Adsorption; Breakthrough; Fluoride; Lime	Breakthrough; Breakthrough analysis; Column operations; Defluoridation; Fluoride; Fluoride concen...	None	View
Scopus	2-s2.0-77956984979	The effect of conditioning with NaCL, KCL and HCL on the performance of natural clinoptilolites r...	Mamba B.B., Nyembe D.W., Mulaba-Bafubiandi A.F.	2010	Water SA	36	4	None	Department of Chemical Technology, University of Johannesburg, PO Box 17011, Doornfontein 2028, S...	Mamba, B.B., Department of Chemical Technology, University of Johannesburg, PO Box 17011, Doornfo...	Southern African clinoptilolites capability as an ion-exchanger with respect to Cu2+and Co2+was i...	Chemical conditioning; Clinoptilolite; Copper and cobalt; Ion-exchange	[Co/Cu]; Aqueous solutions; Atomic absorption spectroscopy; Cation exchanges; Chemical conditioni...	None	View
Scopus	2-s2.0-64549104542	Monitoring natural organic matter and disinfection by-products at different stages in two South A...	Mamba B.B., Krause R.W., Matsebula B., Haarhoff J.	2009	Water SA	35	1	None	Department of Chemical Technology, University of Johannesburg, PO Box 17011, Doornfontein, 2028, ...	Mamba, B.B., Department of Chemical Technology, University of Johannesburg, PO Box 17011, Doornfo...	Natural organic matter (NOM) is a complex organic material present in natural surface water. NOM ...	β-cyclodextrin polyurethanes; Natural organic matter; Total organic carbon	Absorbance; Aliphatic compounds; Aromaticity; At wavelengths; Chemical-oxygen demands; Disinfecti...	None	View
Scopus	2-s2.0-84929408831	Performance comparison of hydraulic and gravitation HybridICE filters in freeze desalination of m...	Adeniyi A., Mbaya R.K.K., Popoola A.P.I., Maree J.P., Zvinowanda C.M.	2015	Water SA	41	2	10.4314/wsa.v41i2.13	Department of Chemical, Metallurgical and Materials Engineering, Tshwane University of Technology...	Adeniyi, A., Department of Chemical, Metallurgical and Materials Engineering, Tshwane University ...	HybridICE is an emerging freeze desalination technology for treating complex mine wastewaters. Th...	Desalination; Filter; Freeze; Ice; Salt removal; Yield	Crystal impurities; Desalination; Freezing; Gravitation; Groundwater; Pilot plants; Salt removal;...	None	View
Scopus	2-s2.0-34547101700	Evaluation of the potentiometric determination of trace fluoride in natural and drinking water wi...	Noh J.-H., Coetzee P.	2007	Water SA	33	4	None	Department of Chemistry, University of Johannesburg, PO Box 524, Auckland Park 2006, South Africa	Noh, J.-H., Department of Chemistry, University of Johannesburg, PO Box 524, Auckland Park 2006, ...	The performance of the fluoride ion selective electrode (F-ISE) potentiometric method was evaluat...	F-ISE, F- in drinking water; F- determination	Calibration; Fluoride minerals; Potable water; Potentiometric sensors; Solutions; F<sup>-</sup> d...	None	View
Scopus	2-s2.0-84922831782	Measuring spatial variability of land use associated with hydrological impact in urbanised quater...	Ilunga M., Singh V.P.	2015	Water SA	41	1	10.4314/wsa.v41i1.7	Department of Civil Engineering, College of Science, Engineering and Technology, University of So...	Ilunga, M., Department of Civil Engineering, College of Science, Engineering and Technology, Univ...	Decision making for water resources is needed for land-use change due to urbanisation, which impa...	Decision-making; Entropy; Hydrological impact; Quaternary catchments; Risk; Urbanisation	Catchments; Decision making; Entropy; Land use; Risks; Runoff; Surface water resources; Surface w...	None	View
Scopus	2-s2.0-84879527838	Assessing urban water sustainability in South Africa - Not just performance measurement	Carden K., Armitage N.P.	2013	Water SA	39	3	10.4314/wsa.v39i3.1	Department of Civil Engineering, University of Cape Town, Private Bag X3, Rondebosch 7700, South ...	Carden, K., Department of Civil Engineering, University of Cape Town, Private Bag X3, Rondebosch ...	Urban water management - and the impacts that rapid population growth, industrialisation and clim...	Performance measurement; Sustainability index; Urban water management	Economic transformation; Integrated urban water management; Key performance indicators; Performan...	None	View
Scopus	2-s2.0-80155202720	Evaluation of critical storm duration rainfall estimates used in flood hydrology in South Africa	Gericke O.J., du Plessis J.A.	2011	Water SA	37	4	None	Department of Civil Engineering, University of Stellenbosch, P/Bag X1, Matieland 7602, South Africa	Gericke, O.J., Department of Civil Engineering, University of Stellenbosch, P/Bag X1, Matieland 7...	Design rainfall comprises of a depth and duration associated with a given probability of exceedan...	Areal reduction factors; Depth-duration-frequency; Design flood; Rainfall; Time of concentration	Areal reduction factors; Catchment area; Depth-duration-frequency; Design flood; Flood hydrology;...	None	View

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