Author:Steyn, Maronel; Maherry, A; Genthe, BettinaDate:Jul 2011This presentation highlights the economic burden of diarrhoea in the Olifants Water Management Area, South Africa. It concludes that water pollution prevention is cheaper than diarrhoea treatment.Read more
Author:McConnachie, AJ; De Wit, MP; Hill, MP; Byrne, MJDate:Sep 2003Azolla filiculoides (red water fern) is a floating fern native to South America which has invaded aquatic ecosystems in South Africa. Thick mats of A. filiculoides on dams and slow-moving water bodies cause economic losses to water-users. ...Read more
Author:Semelane, Maphumzane S; Nwulu, N; Kambule, N; Tazvinga, HDate:Feb 2021South Africa has developed one of the most successful renewable energy development programs in the world. However, the establishment of a South African solar Photovoltaic (PV) manufacturing localisation agenda has fallen behind. This study ...Read more
Author:Nahman, Anton; Godfrey, Linda KDate:2009This paper presents results from a survey of waste management authorities regarding the opportunities and constraints associated with the implementation of economic instruments for solid waste management in South Africa. Almost all respondents ...Read more
Author:Hall, G; Woodborne, SMDate:Nov 2010Several Middle Stone Age (MSA) site in southern Africa present evidence of environmental changes during Marine Isotope Stages (MIS) 4 and 3 between 70ka and 50ka. Of these, Sibudu Cave, KwaZulu-Natal, has yielded a detailed record of how ...Read more
Author:Van Wilgen, BW; Le Maitre, David C; Cowling, RMDate:Sep 1998In this paper, South Africa’s working for water programme is described. The programme maximizes an ecosystem services (the delivery of water), enhances sustainability by eliminating invading alien plants, and promotes social equity through ...Read more
Author:Reyers, B; O'Farrell, Patrick J; Cowling, RM; Egoh, Benis N; Le Maitre, David C; Vlok, JHJDate:2009Land-cover change has been identified as one of the most important drivers of change in ecosystems and their services. However, information on the consequences of land cover change for ecosystem services and human well-being at local scales ...Read more
Author:Walters, Chavon R; Pool, EJ; Somerset, VSDate:Aug 2014There has been extensive growth in nanoscale technology in the last few decades to such a degree that nanomaterials (NMs) have become a constituent in a wide range of commercial and domestic products. With NMs already in use in several consumer ...Read more
Author:Oberholster, Paul J; Genthe, Bettina; Hobbs, P; Cheng, Po-Hsun; De Klerk, Arno R; Botha, A-MDate:May 2013Streams impacted by acid mine drainage (AMD) typically present water exhibiting low pH and high metal concentrations. These factors result in the environmental degradation of watercourses. The objective of this study was to develop and evaluate ...Read more
Author:Kobo, Nomkwezane S; Herbette, S; Monteiro, Pedro MS; Reason, CDate:Oct 2012The Southern Ocean is an important sink for heat and CO2 and is one of the world’s most productive regions. The unique absence of blocking continents allows the Antarctic Circumpolar Current (ACC) to connect all ocean basins (Atlantic, Pacific ...Read more
Author:Molokomme, DN; Onumanyi, Adeiza J; Abu-Mahfouz, Adnan MIDate:Aug 2022The rapid development of new information and communication technologies (ICTs) and the deployment of advanced Internet of Things (IoT)-based devices has led to the study and implementation of edge computing technologies in smart grid (SG) ...Read more
Author:Skosana, Vusi J; Kunene, Dumisani CDate:Sep 2019Edge-preserving smoothing filters have had many applications in the image processing community, such as image compression, restoration, deblurring and abstraction. However, their potential application in computer vision and machine learning ...Read more
Author:Wehmeyer, ASDate:Aug 1986Transporting fresh material, with as little deterioration as possible from the field to the laboratory is always a problem. This is especially the case with soft fruits which are easily bruised and leaves which quickly lose moisture. Fruits ...Read more
Author:Manoto, Sello LDate:Jan 2020Osteoarthritis is a degenerative joint disease that is difficult to manage and a major cause of disability in the elderly population. The use of ozone for treatment of knee osteoarthritis (KOA) is controversial and of interest. Although the ...Read more
Author:Toranzos, G; Steyn, Maronel; Santiago-Rodriguez, T; Sano, DDate:Dec 2020Antimicrobial Resistance (AMR) has been raised as important for the international agenda. AMR is not only an immediate major threat to global health but also impacts global economies. More than 700,000 people worldwide die each year because ...Read more