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
Author:Miteff, SDate:Oct 2012In this presentation the author introduces the Eduroam initiative, and explains how it combines existing wireless security technologies in a novel way, to enable secure global roaming for end users at university campuses and research institutions.Read more
Author:Grindley, JRDate:Dec 1982This report provides historical information on Eerste River, catchment, abiotic and biotic characteristics. The Eerste River rises on Dwarsberg 60 km east of Cape Town as the head of Jonkershoek. The river catchment covers the eastern part ...Read more
Author:Moyo, HPM; Dube, SDate:May 2010The objective of the study was to quantify the water table fluctuations in the Tsomo valley due to the presence of Acacia mearnsii.Read more
Author:Roro, Kittessa T; Mwakikunga, Bonex W; Tile, N; Yalisi, B; Forbes, ADate:May 2012Varying amounts of dispersed multiwalled carbon nanotubes in NiO have been used to develop composites that absorb the solar energy very well but lose very little through emission. Determination of absorptance, asol, and emissivity, ether, ...Read more
Author:Crookes, DJ; Blignaut, JN; Le Maitre, David CDate:Nov 2020We developed a two-biome (grasslands and fynbos) system dynamics model simulating invasions of three invasive alien plant species – black wattle (Acacia mearnsii) and two pine species (Pinus patula and Pinus pinaster) – and some of the ...Read more
Author:Greben, HA; Sigama, NJDate:Nov 2008Vast volumes of acid mine drainage (AMD) is still being generated in South Africa, due to decant from both active and closed mines. Research to find a cost effective, environmentally friendly treatment system to reduce the salinity and to ...Read more