Author:Scholes, RJ; Scholes, MCDate:Sep 1998Nitric oxide (NO) reacts with hydrocarbons and carbon monoxide (CO) in the presence of sunlight to form ozone in the lower atmosphere. Tropospheric ozone can be harmful to plants and animals, and is usually regarded as a symptom of industrial ...Read more
Author:Ayele, M; Tesfaye, T; Alemu, D; Limeneh, M; Sithole, Bishop BDate:Sep 2020Recently, there has been a great deal of interest to circumvent the environmental problems associated with manufactured colouring agents by using natural dyes. This study focuses on extracting natural dyes from mango leave and mango peel and ...Read more
Author:Taljaard, Susan; Slinger, JH; Arabi, Sumaiya; Weerts, Steven P; Vreugdenhil, HDate:Oct 2020Rapid urbanization of the coast, growing global trade, stakeholder emancipation and ongoing depletion of natural resources mean that ports can no longer operate and develop without acknowledging and incorporating societal and environmental ...Read more
Author:Gilgen, D; Williams, BG; MacPhail, C; Van Dam, CJ; Campbell, C; Ballard, RC; Taljaard, DDate:Sep 2001This paper presents the results of a cross-sectional biomedical and social survey, conducted in a major gold mining centre with a high prevalence of HIV infection. It also provides the baseline data for a comprehensive intervention programme. ...Read more
Author:Sefara, Tshephisho J; Rangata, Mapitsi RDate:Oct 2023Exaggerated news titles are used to deceive news readers and spread misleading information. This paper presents a new natural language processing (NLP) technique that identifies exaggerated news titles. The technique uses Jaccard similarity ...Read more
Author:Reyers, B; Nel, JL; O'Farrell, Patrick J; Sitas, Nadia E; Nel, DCDate:Jun 2015Achieving the policy and practice shifts needed to secure ecosystem services is hampered by the inherent complexities of ecosystem services and their management. Methods for the participatory production and exchange of knowledge offer an ...Read more
Author:Badenhorst, Danielle PDate:06 Sep 2023Reliance on digital technologies for innovation management is unavoidable in current contexts. While digital processes and business models have been prioritised as key factors to drive innovation and value creation within firms, cybersecurity ...Read more
Author:Badenhorst, Jacob AC; De Wet, FebeDate:Apr 2022The aim of the National Centre for Human Language Technology (NCHLT) project was to create speech and text resources that would enable Human Language Technology (HLT) development for the 11 official languages of South Africa. The speech data ...Read more
Author:Popoola, PAI; Pityana, Sisa L; Fedotova, T; Popoola, OMDate:Jun 2011As the reports in the literature regarding corrosion performance of Al/TiB2 MMC are rather contradictory, the optimization of laser surface alloying parameters for these composite coatings seems to be necessary. The characterization of the ...Read more
Author:Mouton, F; Malan, MM; Kimppa, KK; Venter, HSDate:Nov 2015Social engineering is deeply entrenched in the fields of both computer science and social psychology. Knowledge is required in both these disciplines to perform social engineering based research. Several ethical concerns and requirements need ...Read more
Author:Manus, N; Manus, L; Wall, K; Otterman, ADate:Jul 2010The South African government has prioritised infrastructure asset management as a critical element in sustaining services to all. Responsibility for implementing water services lies principally with municipalities in their role as statutory ...Read more
Author:Duvenhage, F; Brent, AC; Stafford, William HLDate:Mar 2019The rapid global growth in the use of renewable energy to reduce GHG emissions and mitigate climate change, through the inclusion of large amounts of PV and wind in existing electricity grids, has highlighted certain challenges. Most critically, ...Read more
Author:Duvenhage, F; Brent, AC; Stafford, William HLDate:Mar 2019The rapid global growth in the use of renewable energy to reduce GHG emissions and mitigate climate change, through the inclusion of large amounts of PV and wind in existing electricity grids, has highlighted certain challenges. Most critically, ...Read more
Author:Celliers, Louis; Scott, D; Taljaard, Susan; Ngcoya, M; Audouin, Michelle ADate:Sep 2012In May 2011, the CSIR (Natural Resources and the Environment), in partnership with University of KwaZulu-Natal’s (UKZN) School of Development Studies (SDS, now School of Built Environment and Development Studies – SBEDS) submitted a proposal ...Read more
Author:Celliers, Louis; Scott, D; Ngcoya, M; Taljaard, SusanDate:Sep 2021Hybrid science-society approaches for knowledge production are often framed by a transdisciplinary approach. Most forms of “linear” progression of science informing policy or the “production” of knowledge as a one-way process are increasingly ...Read more
Author:Lloyd, CD; Bhatti, S; McLennan, D; Noble, M; Mans, Gerbrand GDate:Jun 2021Capturing the dynamics of population change in urban areas necessitates access to geographically fine-grained and temporally consistent data for several time points. Such data are generally not available and they must be created using standard ...Read more