Author:Kebede, Mesfin A; Ozoemena, Kenneth IDate:Feb 2017A molten salt synthesis technique has been used to prepare nanorods of Mn2O3 and single-crystal LiMn2O4 nanorods cathode material with superior capacity retention. The molten salt-directed synthesis involved the use of NaCl as the eutectic ...Read more
Author:Seebregts, C; Barron, P; Tanna, G; Benjamin, P; Fogwill, TDate:May 2016In August 2014, the National Department of Health implemented MomConnect as a national digital maternal health program that implements the South African mobile health (mHealth) strategy and the National Health Normative Standards Framework ...Read more
Author:De Lange, Willem J; Mahumani, BK; Steyn, Maronel; Oelofse, Suzanna HHDate:Apr 2012This paper estimates costs associated with water pollution in the Olifants River Water Management Area (WMA) in South Africa, more specifically the Loskop Dam Water User Association. The authors focus on the impacts of salinisation on commercial ...Read more
Author:De Lange, Willem J; Botha, AM; Oberholster, Paul JDate:Jul 2016This paper presents estimates of the monetary value of the impact of eutrophication (algae) on commercial agriculture in two different catchments in South Africa. A production function approach is applied to estimate the monetary value of the ...Read more
Author:Murray, J; Wong, M; Hopley, M; Lowe, PDate:Mar 2004The overall aims of SIM 020802 were to entrench the TB Performance Based Process Review (PBPR) and to evaluate the impact of this programme. During the course of the project, many doctors and other health professionals were trained on the ...Read more
Author:Duncker, Louiza CDate:Nov 2012This presentation focuses on water and sanitation projects in South African, and that these projects meet policy requirements, norms and standards as set by government.Read more
Author:Tulsi, K; Phelp, DDate:Jul 2009While ports are gateways to the country's transport networks, breakwaters protect port entrance channels, into and out of the ports (See figure 1 of this paper). The entrances to most of the ports in South Africa are protected by rubble mound ...Read more
Author:Phelp, DDate:Apr 2005Annual monitoring of a breakwater provides an early warning system to identify any weak spots in the armouring which can then be repaired before the overall stability of the breakwater is threatened.Read more
Author:Bruford, MW; Davies, N; Dulloo, ME; Faith, DP; Walters, MicheleDate:2018DNA is the most elemental level of biodiversity, drives the process of speciation, and underpins other levels of biodiversity, including functional traits, species and ecosystems. Until recently biodiversity indicators have largely overlooked ...Read more
Author:Monteiro, Pedro MS; Celliers, LouisDate:Oct 2012The coast of South Africa is a highly dynamic environment. Tidal influences, seasonal variations and the effects of storm events can rapidly and dramatically change the face of the shoreline. This is particularly true for sandy beaches. Besides ...Read more
Author:Tancu, Y; Thwala, Melusi; Musyoka, Nicholas M; Musee, NDate:Nov 2014The exponential use of engineered nanoparticles (ENPs) in commercial applications and of their resultant increasing release into the aquatic systems raises concerns as their potential impacts are unknown. According to the Organisation for ...Read more
Author:Moore, K; Kouprianoff, D; Louw, Daniel F; Yadroitsava, I; Yadroitsev, IDate:Dec 2023Delaminations and cracks are detrimental phenomena that hinder the quality of the final product in metal additive manufacturing. The effective use of other online monitoring systems that can detect these deformations and delaminations during ...Read more
Author:CSIR, Natural Resources and EnvironmentDate:Feb 2008The reality of global change (including climate change) has gripped the imaginations of movie moguls, graced the agendas of international organisations such as the United Nations, and now also receives prominent attention from the international ...Read more
Author:Parsons, R; Tredoux, GDate:Apr 1995Little is known about the temporal distribution of groundwater quality on a national scale in South Africa. The effective management of the country's groundwater resources is thus difficult and a need exists for a national network for monitoring ...Read more
Author:Mentis, MTDate:Dec 1984The main purpose of this document is to propose how ecological monitoring might be developed in the Grassland Biome of South Africa. Monitoring is defined as the maintenance of regular surveillance to test the null hypothesis of no change in ...Read more
Author:Kleynhans, W; Salmon, BDate:Oct 2012The most pervasive form of land-cover change in South Africa is human settlement expansion. In many cases, new human settlements and settlement expansion are informal and occur in areas that were previously covered by natural vegetation. The ...Read more
Author:Wessels, Konrad JDate:2011In South Africa, land degradation in rangelands has been regarded as a major environmental problem for many years. During the last ten years, attention focussed on the land degradation in the former homelands, now communal lands. There is an ...Read more
Author:Wessels, Konrad J; Prince, SDate:2007Desertification is defined by the United Nations Convention to Combat Desertification (UNCCD) as ‘land degradation in arid, semi-arid and dry sub-humid areas (dry-lands) resulting from various factors, including climatic variations and human ...Read more
Author:Govender, S; Williams, WT; Swart, PDate:Jun 2008The aim of this paper is to show the development of solid phase polymeric extraction and detection systems for
estrogen mimicking agents in aqueous solutions. Specifically this study describes the following 1)development of a recombinant ...Read more