Author:Sellers, EJ; Coetzer, SJ; Kamstra, RDate:Oct 2002The primitive stress state is an important input into the design of underground excavations. However, it is well known that the stress state varies considerably from place to place. The aim of this project was to determine the main causes of ...Read more
Author:Du Plessis, CDate:Sep 2008This paper builds on earlier ecological approaches to urban development, as well as more recent thinking in the fields of sustainability science, resilience thinking and complexity theory, to propose a conceptual framework for understanding ...Read more
Author:Schmitz, P; Scheepers, L; de Wit, PWC; De la Rey, ADate:Sep 2007Spatial data such as roads and land parcels is increasingly becoming a commodity that is being created with the aim to sell or to provide spatial information to other institutions for further processing or to decision makers to aid in their ...Read more
Author:Napier, MarkDate:Feb 2006More than 60% of Africa’s urban population lives in slums and most African countries' population subsist on under US$2.0 per day, and the average probability at birth of not surviving to age 40 is about 38%. 25 to 30% of housing in SA cities ...Read more
Author:Byrne, E; Jolliffe, B; Mabaso, NMDate:Jul 2006This paper describes a conscious attempt to use metaphor to both promote, and also reinterpret, ideas and values from the global Free and Open Source Software movement in the context of South Africa. A case study is given of an initiative ...Read more
Author:John, J; Garland, Rebecca M; Landman, WADate:Sep 2015The purpose of the work is to understand the potential need and use of extreme temperature forecasting products in the environmental health sector in South Africa by using an online questionnaire. Seven of 19 respondents currently receive ...Read more
Author:Cheruiyot, D; Osunmakinde, IODate:Dec 2010This research investigates an alternative approach to automatically evolve the hidden temporal distribution of onset of rainfall directly from multivariate time series (MTS) data in the absence of domain experts. Temporal probabilistic modelling ...Read more
Author:Taylor, NJ; Annandale, JG; Vahrmeijer, JT; Gush, Mark BDate:Dec 2012The quantification of water use of citrus orchards is important in order to prevent stress developing in the orchard and to avoid wasting precious water resources. Measurement of citrus orchard water use is not possible under all environ-mental ...Read more
Author:Veerasamy, Namosha; Eloff, JPHDate:Jul 2008Information warfare has surfaced as an emerging concept that affects not only military institutions but ordinary organisations as well. Information warfare in itself consists of various components ranging from its electronic and psychological ...Read more
Author:Moodley, K; Land, K; Muzenda, EDate:Oct 2015The use of multiplexed paper sensors for health and environmental monitoring applications continues to rise. Multiplexed devices are capable of detecting multiple disease biomarkers or contaminants from a single sample. These devices make ...Read more
Author:Musango, JK; Amigun, B; Brent, ACDate:Jul 2010This paper presents a Bioenergy Systems Sustainability Assessment and Management (BIOSSAM) model. The BIOSSAM model was developed as a means to provide insights into the implications of expanding bioenergy programmes in South Africa, which ...Read more
Author:Botha, Natasha; Coetzer, R; Inglis, H; Labuschagne, JDate:Nov 2020Polymers are used in various industrial applications due to their ease of production, light weight and ductility. Adding fillers, such as clays, improves a range of thermo-mechanical properties, however manufacturing parameters may have an ...Read more
Author:Nortje, Karen; Claassen, Marius; Funke, Nicola S; Jacobs-Mata, Inga M; Steyn, MaronelDate:Jan 2011The social processes embedded within the ‘thinking’ and ‘doing’ of humans in relation to the use of common property resources such as the natural environment has been proven to be essential for both a holistic understanding as well as mutually ...Read more
Author:Godfrey, Linda K; Strydom, W; Muswema, Aubrey P; Oelofse, Suzanna HH; Roman, H; Mange, MDate:Oct 2014The results of the South African Waste Sector Survey (for 2012) show that the formal waste sector employs a minimum of 29,833 people. The majority of these employees are situated within large enterprises (77.5% of private waste sector employees) ...Read more
Author:Moganedi, Mapoung SDate:Jun 2018The introduction of Internet of Things (IoT has revolutionized the healthcare sector through the digitalization with an enormous amount of patient data that is collected, processed, stored and shared amongst different healthcare stakeholders. ...Read more
Author:Mtsweni, Jabu S; Gcaza, Noluxolo; Thaba, James MDate:Sep 2018Information and Communication Technologies (ICTs) present a number of vulnerabilities, threats and risks that could lead to devastating cyber-attacks resulting into hugh financial losses, legal implications, and reputational damage for large ...Read more
Author:Wall, K; Murray, TDate:May 2012A century ago, the eleven municipalities in the Cape Peninsula, of which the then Municipality of Cape Town was only one, set in motion a process towards a unification that was motivated almost entirely by the need for services reform. ...Read more
Author:Macagnano, EV; Greeff, MDate:Jul 2007Approximately 4 million people in South Africa suffer from disabilities and are emarginated from society. The ability to effectively communicate and to access/share information has been recognised as key need and the quickest route towards ...Read more
Author:Wall, K; Bhagwan, J; Ive, ODate:May 2008There is a need for institutional innovations aimed at increasing the coverage and reliability of water services, and sustaining those services, while improving compliance. This paper describes WRC development of an alternative institutional ...Read more