Author:Haywood, Lorren K; Kapwata, T; Oelofse, Suzanna HH; Breetzke, G; Wright, CYDate:Aug 2021Domestic solid waste is rapidly increasing due to accelerated population growth and urbanization. Improper waste disposal poses potential health risks and environmental concerns. Here, we investigated waste disposal practices in relation to ...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:Nhamo, GDate:Nov 2008Great efforts have been made towards environmental and/ or waste management law reform and harmonisation in South Africa. However, much discord still remains. Such discord emerges from the Constitution and other environmental laws that fail ...Read more
Author:Afrika, M; Oelofse, Suzanna HH; Strydom, W; Mvuma, G; John, JDate:Oct 2010One of the major challenges facing municipalities in South Africa is ensuring that all households within their areas of jurisdiction are provided with a basic level of waste service (DEAT, 2007). Huge waste service backlogs still exists in ...Read more
Author:Oelofse, Suzanna HHDate:Jul 2011Waste pickers are common on landfills in South Africa, salvaging valuable items in order to earn a living. This presentation provide some insights on the activities of the pickers at landfills.Read more
Author:Godfrey, Linda KDate:Jan 2019With changing consumption patterns, growing populations and increased urbanisation, developing countries face significant challenges with regards to waste management. Waste plastic is a particularly problematic one, with single-use plastic ...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:Nkosi, N; Muzenda, E; Zvimba, J; Pilusa, JDate:Apr 2013This paper reviews the proposed REDISA Plan which is meant to address the waste tyre problem. The study objectives were achieved through reviewing the REDISA gazetted Plan and interviewing REDISA personnel. The Plan does not address waste ...Read more
Author:Oelofse, Suzanna HHDate:Oct 2014Recent global waste statistics show that in the order of 70% of all municipal waste generated worldwide is disposed at landfill, 11% is treated in thermal and Waste-to-Energy (WtE) facilities and the rest (19%) is recycled or treated by ...Read more
Author:Gouws, JF; Majozi, TDate:Aug 2008Wastewater minimisation in batch processes is becoming evermore important as
environmental legislation becomes more stringent and fresh water sources are becoming scarce. A methodology that explores the inherent storage possibilities for ...Read more
Author:Adekola, O; Majozi, TDate:Dec 2011Wastewater minimization can be achieved by employing water reuse opportunities. This paper presents a methodology to address the problem of wastewater minimization by extending the concept of water reuse to include a wastewater regenerator. ...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:Duvenhage, F; Brent, AC; Stafford, William HL; Grobbelaar, SDate:Apr 2020A systematic approach to evaluate Concentrating Solar Power (CSP) plant fleet deployment and sustainable water resource use in arid regions is presented. An overview is given of previous work carried out. Once CSP development scenarios, ...Read more
Author:Bugan, Richard DH; Jovanovic, Nebojsa; De Clercq, WPDate:Apr 2012A detailed water balance and conceptual flow model was calculated and developed for the Sandspruit catchment for the period 1990 to 2010 on a winter rainfall water-year (1 April - 31 March) basis. The Sandspruit catchment (quaternary catchment ...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:Msiza, IS; Nelwamondo, Fulufhelo V; Marwala, TDate:Nov 2008Computational Intelligence techniques have been proposed as an efficient tool for modeling and forecasting in recent years and in various applications. Water is a basic need and as a result, water supply entities have the responsibility to ...Read more
Author:Patanaik, A; Anandjiwala, RDDate:Jun 2008This article presents the results from a study on the cross-plane water flow through the needle punched nonwoven geotextiles produced from polypropylene fibers. Different types of nonwoven geotextiles are produced by varying the processing ...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:Nkuna, ZWDate:May 2012In South Africa water is regarded as constitutional right and government has therefore put measures in place to ensure that everyone has access to at least a basic level of water service. In terms of the Millennium Development Goals (MDGs) ...Read more