Author:Tesfaye, T; Sithole, Bishop BDate:2018Mango seed, a waste material that is disposed of after consumption of mangos, was studied for its potential use as a resource for extraction of starch. The study revealed that mango seeds are a good source of starch: physicochemical ...Read more
Author:Naidoo, T; Zulu, N; Maharajh, Dheepak M; Lalloo, RajeshDate:Sep 2013Microalgae represent a bio-diverse resource (Metting, 1996; Pulz and Gross, 2004). The complexity of their chemical composition and range of biochemical products make these organisms exploitable resources for valuable and novel products in ...Read more
Author:Erasmus, CDate:2009The current status of cereal and vegetable protein and its potential use in aquaculture feeds to replace fish meal is described in order to provide an insight into the challenges facing its use. The key drivers for exploiting food waste ...Read more
Author:Shatalov, MY; Joubert, SV; Coetzee, CEDate:Dec 2011As among other seismological observations, it is important to be able to predict the location of the vibrating pattern of an earthquake. In this chapter, the authors take the first tentative steps towards including "Bryan’s effect" in a ...Read more
Author:Pejovic, V; Johnson, DL; Zheleva, M; Belding, EM; Lysko, Albert ADate:2015Internet connectivity is available to merely 39% of the world’s population. Lack of internet access is primarily restricted to developing regions, however, many remote communities in the developed world are currently disconnected as well. The ...Read more
Author:Shibayama, Y; Fanucchi, Stephanie; Mhlanga, MusaDate:2017Enhancers are principal regulators that allow spatiotemporal tissue-specifi c control of gene expression. While mounting evidence suggests that enhancer-derived long noncoding RNAs (long ncRNAs), including enhancer RNAs (eRNAs), are an important ...Read more
Author:Van Huyssteen, G; Sharma Grover, A; Calteaux, Karen VDate:Oct 2012Multilingual emerging markets hold many opportunities for the application of spoken language technologies, such as automatic speech recognition (ASR) or test-to-speech (TTS) technologies in interactive voice response (IVR) systems. However, ...Read more
Author:Oelofse, Suzanna HH; Nahman, Anton; Godfrey, Linda KDate:Jun 2018The global waste sector is undergoing a paradigm shift from “waste” to that of “secondary resource” within the vision of a circular global economy. The circular economy emphasizes keeping resources in use for as long as possible through re-use, ...Read more
Author:Oelofse, Suzanna HHDate:Jun 2018The focus of this chapter is on the enabling governance environment to support sustainable waste management systems in Africa. The introduction section provides background on what is meant by governance and good governance and the status of ...Read more
Author:Phiri, MM; Sibeko, MA; Hlangothi, SP; Mathew, MJDate:Oct 2018The common strategies for recycling of waste rubbers have been the conversion of rubbers into thermoplastic elastomers and use in composite foams. The advantages of waste rubber composite foams are that they are lightweight, low cost and ...Read more
Author:Van Wyk, Llewellyn VDate:Aug 2010Water scarcity is without a doubt on of the greatest threats to the human species and has all the potential to destabilise world peace. Falling water tables are a new phenomenon. Up until the development of steam and electric motors, deep ...Read more
Author:Gibberd, Jeremy TDate:Feb 2009This chapter describes water systems used in green buildings and sets out some objectives that could be aimed for. It also outlines some calculations that can be used to design water systems in green buildings. Finally, aspects of green ...Read more
Author:De Lange, Willem JDate:Mar 2015Water is one of several primary inputs in all sectors of an economy and is, therefore, a crucial resource with huge political significance and a determinative political– economic history. Although this chapter refers to the topic, it is not ...Read more
Author:Wall, KDate:2010"Water problems in South Africa are symptomatic of an emerging gap between national policies and implementation of such policies. For instance, recently the reliability and quality of water supply by municipalities has been receiving attention, ...Read more
Author:Steyn, Maronel; Meissner, Richard; Nortje, Karen; Funke, Nicola S; Petersen, Chantel RDate:Jan 2019In this chapter, we will give an overview of water security in the South African context. To do this we will discuss a number of issues pertaining to water security in terms of elements that are ‘good’, ‘bad’ and ‘ugly’ found within and outside ...Read more
Author:Meissner, RichardDate:Jan 2016In the South African water discourse, the water security concept is a complex notion that not only covers the quantitative aspects of water demand and supply but is also linked to national security and political stability, as well as human ...Read more
Author:Aramide, BP; Popoola, API; Sadiku, ER; Aramide, FO; Pityana, Sisa LDate:Jul 2020Wear-resistant materials (WRMs) have attracted enormous attention because of their general usages in the biomedical, medical, military, automotive, aerospace, and other industrial sectors. The wear of an article causes persistent devaluation, ...Read more
Author:Van Wyk, Llewellyn VDate:Oct 2014The potential impact of climate change and global warming is without doubt one of the most life-threatening challenges that face humanity. Central to this challenge is our dependence on fossil fuels as the primary source of energy- the major ...Read more