Author:Stolter, C; Ramoelo, Abel; Kesch, K; Madibela, OR; Cho, Moses A; Joubert, DFDate:Apr 2018In light of the growing human population, the pressure on herbivores (livestock and wild herbivores) will be accelerated, resulting in a need for effective land management. To achieve this, information and knowledge about the availability and ...Read more
Author:Ngobeni, Sipho J; Venter, H; Burke, Ivan DDate:Jan 2010Over the past decade, wireless mobile communications technology based on IEEE 802.11 wireless local area networks (WLANs) has been adopted worldwide on a massive scale. However, as the number of wireless users has soared, so has the possibility ...Read more
Author:Scott, DF; Gush, Mark BDate:Apr 2017South Africa is a semi-arid country with a very limited area of natural forest. The early colonial governments encouraged the establishment of plantations to supply wood for local uses, and South Africa consequently has a long history of ...Read more
Author:Berglund, Martin; Bester, W; van der Merwe, BDate:Oct 2018Whereas Perl-compatible regular expression matchers typically exhibit some variation of leftmost-greedy semantics, those conforming to the posix standard are prescribed leftmost-longest semantics. However, the posix standard leaves some room ...Read more
Author:Botha, Adèle; Butgereit, LDate:Feb 2013In 2007, Laurie Butgereit, a researcher at the CSIR Meraka Institute, started to use Mxit as a communication channel to tutor her son in mathematics. Her son and a number of his friends logged in, and Dr Math was born. At the inception of Dr ...Read more
Author:Ampofo-Anti, NDate:Mar 2014Building and construction activities consume more raw materials by weight than any other industry sector – about 50% of all the materials extracted from the Earth’s crust annually are transformed into building and construction materials and ...Read more
Author:Van Huyssteen, Elsona; Oranje, MDate:Aug 2008This chapter describes the National Spatial Development Perspective of South Africa (NSDP) District Application Project, which was initiated by the national Presidency of South Africa. In this pilot an attempt was made to test both the prospects ...Read more
Author:Van Wyk, Llewellyn VDate:Aug 2015Despite inherent definitional and interpretational difficulties the term ‘sustainability’ is widely used in contemporary economic, social and environmental discourse to describe a desirable endgame. Although the term was popularized in the ...Read more
Author:Walters, Chavon R; Steyn, MaronelDate:Sep 2022Many parts of South Africa are still staggering on the back of severe droughts experienced over the past decade. Rapid urbanization has created a plethora of water-related challenges, including environmental degradation and water scarcity ...Read more
Author:Masa, J; Ozoemena, KI; Schuhmann, W; Zagal, JHDate:2013The high prospects of exploiting the oxygen reduction reaction (ORR) for lucrative technologies, for example, in the fuel cells industry, chlor-alkali electrolysis, and metal-air batteries, to name but a few, have prompted enormous research ...Read more
Author:Van Schoor, MichaelDate:Jan 2015This chapter includes a collection of additional case study examples relating to some of the most pertinent coal problems described in this book. Where possible, local coal examples were selected for inclusion, but otherwise the selected ...Read more
Author:Davis, Claire L; Engelbrecht, Francois A; Tadross, M; Wolski, P; Archer, Emma RMDate:Oct 2017This chapter presents key messages drawn from recent subsets of future climate projections for the southern Africa region. Material in this chapter is drawn from Chapter 3 of Climate Risk and Vulnerability: A Handbook for Southern Africa ...Read more
Author:Vincent, K; Cull, T; Archer, Emma RMDate:Oct 2010It is well-known that women in developing countries tend to be more dependent on natural resources than men, and that female-headed households tend to rely more on agricultural livelihoods than male-headed households. Climate change is projected ...Read more
Author:Harmse, H; Britz, K; Gerber, ADate:Oct 2018A challenge in ontology engineering is the mismatch in expertise between the ontology engineer and domain expert, which often leads to important constraints not being specified. Domain experts often only focus on specifying constraints that ...Read more
Author:Barros, E; Morris, EJDate:2014The fastest growing use of maize is for the production of fuel ethanol using the enzymatic conversion of corn starch to glucose and then to ethanol as well by converting the cellulosic (non-food) parts of maize to ethanol. However for the ...Read more
Author:Mwakikunga, Bonex W; Hillie, KTDate:Sep 2011This chapter introduces some facts about graphene, how it was discovered, how it has been realised by several approaches and how to get its identity. Its identity is seen either through cross-sectional TEM or through its unique signature in ...Read more
Author:Fasiku, F; Owonubi, S; Mukwevho, E; Aderibigbe, B; Sadiku, E; Lemmer, YolandyDate:Jun 2019Over the years, many different materials, e.g., titanium (Ti) and its alloys, have been used in biomedicine for several purposes. A common application of such materials is seen in their usage as implants. However, quite a number of graphene-based ...Read more