Author:Du Plessis, C; Waldeck, L; Willemse, EDate:Feb 2010Providing municipal services such as electricity and waste water treatment is a major challenge for small towns that often lack the institutional capacity to manage and maintain the necessary infrastructure. High levels of poverty in these ...Read more
Author:Isong, B; Ratanang, T; Gasela, N; Abu-Mahfouz, Adnan MIDate:Nov 2023This paper addresses the issues of fault tolerance (FT) and intrusion detection (ID) in the Software-defined networking (SDN) environment. We design an integrated model that combines the FT-Manager as an FT mechanism and an ID-Manager, as an ...Read more
Author:Manzi, M; Cooper, G; Malehmir, A; Durrheim, RJ; Nkosi, ZDate:Jul 2015The authors present an integrated approach to the seismic interpretation of one of the world's deepest gold ore body (Carbon Leader Reef) using three-dimensional seismic data, ultrasonic velocity measurements at elevated stresses, and modified ...Read more
Author:Maree, JP; Strydom, WF; De Beer, MorrisDate:1999Volumetric iron (II) oxidation rates exceeding 100 g/(l.d) were achieved by dosing powdered limestone to a bio-reactor treating artificial acid mine water. Neutralisation and partial sulphate removal were achieved as well. The rate is highly ...Read more
Author:Waldeck, Louis; Van Heerden, Quintin; Holloway, Jennifer PDate:Oct 2020Confronted by poverty, income disparities and mounting demands for basic services such as clean water, sanitation and health care, urban planners in developing countries like South Africa, face daunting challenges. This paper explores the ...Read more
Author:Van Heerden, Quintin; Waldeck, LDate:Oct 2015This presentation discusses the link between economic infrastructure, that includes transport, and social infrastructure that includes social well-being and the basic necessities of people. It shows how transport models and urban models ...Read more
Author:Villholth, KG; Tøttrup, C; Stendel, M; Maherry, ADate:Jun 2013Groundwater drought denotes the condition and hazard during a prolonged meteorological drought when groundwater resources decline and become unavailable or inaccessible for human use. Groundwater drought risk refers to the combined physical ...Read more
Author:Mbecke, ZP; Jahed, MIDate:Jul 2010This paper is based on an in-progress PhD thesis themed: “Modeling the Differential Incidence of Child Abuse, Neglect and Exploitation in Poor Households in South Africa”. The thesis argues that the gaps and shortcomings in the prevention of ...Read more
Author:Coetzee, L; Alberts, R; Patel, Hina M; Cloete, LDate:Aug 2006This article describes the Mine Workers Compensation System developed by the CSIR and Molepe Consulting for the South African Department of Health. Mining activities increase the risk of certain occupational lung diseases. South African ...Read more
Author:Ruyobeza, B; Grobbelaar, SS; Botha, AdèleDate:Aug 2022Digital health technologies have for number years now been expected to reduce the skyrocketing health related costs as well as the care burden on traditional healthcare systems. However, their adoption and scaling have consistently been ...Read more
Author:Masindi, Vhahangwele; Osman, Muhammad SDate:Jun 2017This study evaluated the interaction of acid mine drainage (AMD) with Basic Oxygen (BOF) slag. The reaction proved that pH = 10, and 99% metals removal and 75% removal were achieved. Sulphate concentration was reduced from 18000 to 4000 mg/L ...Read more
Author:Wright, Jarrad G; Calitz, Joanne R; Fourie, Ruan; Chiloane, Lehlogonolo DDate:Oct 2019The Integrated Resource Plan (IRP) is the process to establish the need for power generation capacity expansion in South Africa. IRP 2019 highlights clear medium term policy positions (to 2030) whilst long term trends (to 2050) could show a ...Read more
Author:Simonis, I; Vahed, Anwar; Moodley, DDate:2009Despite many international and local initiatives on disaster risk management and advances in scientific knowledge, the social and economic impact of natural disasters in emerging and developing countries is still increasing. Various activities ...Read more
Author:Mashiri, M; Madzikigwa, B; Chakwizira, J; Nyoni, P; Makgalemane, MDate:Jul 2008The Mpumalanga Department of Roads and Transport (MDORT) developed and published a Rural Transport Strategy for the province in May 2006. One of the cornerstones of the strategy is the realization that an integrated approach to rural development ...Read more
Author:Foko, Thato E; Dlodlo, N; Montsi, LDate:Aug 2013Ambient-assisted living (AAL) is an initiative to extend the time the elderly can live in their home environment by increasing their autonomy and assisting them carry out their daily activities. AAL systems exploit information and communication ...Read more
Author:Green, Chéri A; Mans, Gerbrand G; Ngidi, MDate:Sep 2012Local and national government authorities are required to provide services to all communities within their jurisdiction in a fair, equitable and sustainable way. The Government Programme of Action compels government departments to develop ...Read more
Author:de Waal, ADate:27 Feb 2006Complex systems can be described as systems-of-systems as they comprise a hierarchy of systems. The links between sub-systems are often obscure and non-linear and this results in a lack of a whole-systems view and appropriate understanding ...Read more
Author:Masindi, Vhahangwele; Osman, Muhammad S; Abu-Mahfouz, Adnan MIDate:Dec 2017Acid mine drainage has been an issue of prime concern to international scientific communities. This is due to the magnitude, nature and extent of its environmental impacts. Acid mine drainage (AMD) contains hazardous and toxic chemical species ...Read more
Author:Masindi, VhahangweleDate:Aug 2017This study endeavours to report the efficiency of a hybrid approach in the treatment of acid mine drainage. Cryptocrystalline magnesite was used to pre-treat acid mine drainage and barium chloride was used to remove the residual sulphate ...Read more