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Water and CSP—Linking CSP water demand models and national hydrology data to sustainably manage CSP development and water resources in arid regions

Author: Duvenhage, F ; Brent, AC ; Stafford, William HL ; Grobbelaar, S Date: Apr 2020 A 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
The water balance of a seasonal stream in the semi-arid Western Cape (South Africa)

Author: Bugan, Richard DH ; Jovanovic, Nebojsa ; De Clercq, WP Date: Apr 2012 A 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
Water conservation

Author: Gibberd, Jeremy T Date: Feb 2009 This 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
Water demand prediction using artificial neural networks and support vector regression

Author: Msiza, IS ; Nelwamondo, Fulufhelo V ; Marwala, T Date: Nov 2008 Computational 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
Water flow through the polypropylene-based geotextiles.

Author: Patanaik, A ; Anandjiwala, RD Date: Jun 2008 This 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
Water for greening the economy

Author: De Lange, Willem J Date: Mar 2015 Water 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
Water governance challenges for rural supply: A case study of two local municipalities in South Africa

Author: Nkuna, ZW Date: May 2012 In 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
Water infrastructure for human and economic development

Author: Wall, K Date: 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
Water institutions and governance models for the funding, financing and management of water infrastructure in South Africa

Author: Ruiters, Cornelius ; Matji, Maselaganye Petrus Date: Oct 2015 The standard water institutions, governance and infrastructure reform and policy prescription package of the 1990s and early 2000s, i.e., restructuring, private-public partnerships (PPP), establishment of an independent regulator, have not ... Read more
Water marginality in rural and peri-urban communities

Author: Adeyeye, K ; Gibberd, Jeremy T ; Chakwizira, J Date: Nov 2020 Water supply in an increasing number of rural and peri-urban communities can be described as marginal i.e. subject to failure, becoming unaffordable or increasingly difficult to access. A range of common factors contribute to water marginalisation ... Read more
Water poverty and rural development: Evidence from South Africa

Author: Matshe, I ; Maposa, Sibonginkosi ; Zikhali, P Date: Aug 2013 Using household data from the 2009 General Household Survey, this paper examines the role of natural resource scarcity in rural development in South Africa, with a particular focus on water scarcity. It seeks to examine whether there is a ... Read more
Water quality and remote sensing: A case study of Lake Naivasha, Kenya

Author: Majozi, Nobuhle P ; Salama, SM ; Bernard, Stewart ; Harper, DM Date: Oct 2012 Freshwater resources are losing their quality posing a threat to human and aquatic life. Remote sensing has shown potential to monitor these resources. This study aimed to retrieve diffuse attenuation coefficient (Kd), to map euphotic depth ... Read more
Water quality criteria for the South African coastal zone

Author: Lusher, JA Date: Dec 1984 Water quality criteria reflecting the needs of the South African coastal zone are presented for beneficial uses encompassing maintenance of ecosystems, recreation, ocean migration, edible and non-edible resources, desalination, mineral ... Read more
Water quality information dissemination at real-time in South Africa using language modelling

Author: Lourens, Roger L ; Patra, A ; Hassim, Luqmaan ; Sima, Faheem ; Moodley, Avashlin ; Sharma, P Date: Dec 2018 We present a conversational model to apprise users with limited access to computational resources about water quality and real-time accessibility for a given location. We used natural language understanding through neural embedding driven ... Read more
Water quality modelling and optimisation of wastewater treatment network using mixed integer programming

Author: Mahlathi, Christopher ; Siyakatshana, Njabulo ; Chirwa, E Date: Oct 2016 Instream water quality management encompasses field monitoring and utilisation of mathematical models. These models can be coupled with optimisation techniques to determine more efficient water quality management alternatives. Among these ... Read more c b
Water reclamation for aquifer recharge at the eight case study sites: a cross case analysis

Author: Le Corre, K ; Aharoni, A ; Cauwenberghs, J ; Chavez, A ; Cikurel, H ; Ayuso Gabella, MN ; Genthe, Bettina ; Gibson, R ; Jefferson, B ; Jeffrey, P ; Jimenez, B ; Kazner, C ; Masciopinto, C ; Page, D ; Regel, R ; Rinck-Pfeiffer, S ; Salgot, M ; Steyn, Maronel ; van Houtte, E ; Tredoux, G ; Wintgens, T ; Xuzhou, C ; Yu, L ; Zhao, X Date: Jun 2012 Water scarcity combined with the quality deterioration of freshwater due to the rapid augmentation of population and industrial development is a major concern in many parts of the world. More than 50% of European countries are being affected ... Read more
Water relations and the effects of clearing invasive Prosopis trees on groundwater in an arid environment in the Northern Cape, South Africa

Author: Dzikiti, Sebinasi ; Schachtschneider, K ; Naiken, V ; Gush, Mark B ; Moses, G ; Le Maitre, David C Date: Mar 2013 Several Prosopis species have been introduced into South Africa in the last century and many of them have become invasive. This study investigates the water relations, effects of clearing, and the seasonal dynamics of groundwater use by ... Read more
Water resource quality policy: the approach adopted by the Department of Water Affairs and Forestry under the Water Law principles

Author: Harris, J ; Van Vliet, HR ; MacKay, HM Date: 1999 An intensive review of existing Water Law has just been conducted by the Department of Water Affairs and Forestry. The review was motivated by the need for preparation for new legislation to support water resource management with a goal of ... Read more
Water resources (Chapter 5)

Author: Hobbs, Philip ; Day, E ; Rosewarne, P ; Esterhuyse, S ; Schulze, R ; Day, J ; Ewart-Smith, J ; Kemp, Mauritz J ; Rivers-Moore, N ; Coetzee, H ; Hohne, D ; Maherry, Ashton ; Mosetsho, M Date: 2016 Water availability/supply for shale gas development (SGD) in the assessment study area is severely constrained. Surface water availability is generally low, with large areas of non-perennial, episodic and ephemeral streams experiencing very ... Read more
Water resources in the Klein Karoo: the challenge of sustainable development in a water-scarce area

Author: Le Maitre, David C ; Colvin, CA ; Maherry, AC Date: Jan 2009 The Klein Karoo is situated in the Western Cape, South Africa, and is characterised by low rainfall (100–450 mm yr–1). The Klein Karoo is situated in the primary catchment of the Gouritz River. The mean annual runoff (MAR) for the three major ... Read more

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