Author:Hunter, LawranceDate:Nov 2012Although luxury animal fibres, excluding silk, represent far less than 0.1% of global fibre production, they play a very significant role in the luxury, high value-added end of the market, notably the apparel market, being renowned for their ...Read more
Author:Bruford, MW; Davies, N; Dulloo, ME; Faith, DP; Walters, MicheleDate:2018DNA is the most elemental level of biodiversity, drives the process of speciation, and underpins other levels of biodiversity, including functional traits, species and ecosystems. Until recently biodiversity indicators have largely overlooked ...Read more
Author:Wessels, Konrad JDate:2011In South Africa, land degradation in rangelands has been regarded as a major environmental problem for many years. During the last ten years, attention focussed on the land degradation in the former homelands, now communal lands. There is an ...Read more
Author:Wessels, Konrad J; Prince, SDate:2007Desertification is defined by the United Nations Convention to Combat Desertification (UNCCD) as ‘land degradation in arid, semi-arid and dry sub-humid areas (dry-lands) resulting from various factors, including climatic variations and human ...Read more
Author:Smith, SimoneDate:Jan 2021The chapter is centred around the core of Blue Economy and the disciplines that may support the Blue Economy activities as an attempt to indicate the direct and indirect impacts the Blue Economy activities and the disciplines that supports ...Read more
Author:Swanepoel, Derick; Van den Bergh, FransDate:Mar 2017Earth observation data are typically compressed using general-purpose single-threaded compression algorithms that operate at a fraction of the bandwidth of modern storage and processing systems. We present evidence that recently developed ...Read more
Author:Mambo, Julia; Murambadoro, Miriam DDate:Dec 2017South Africa, like the rest of Africa, is considered highly vulnerable to climate change and variability as well as to global change. Climate change is and will continue to be an issue of concern in the development of the country. South Africa ...Read more
Author:Strydom, WF; Oelofse, Suzanna HH; John, J; Afrika, ME; Mvuma, GGDate:Feb 2012This document aims to cover good practices in each of the stages of waste management, from the point of collection through transport, storage, and treatment to final disposal.Read more
Author:Dube, A; Semete-Makokotlela, Boitumelo; Ramalapa, Bathabile E; Reynolds, J; Boury, FDate:Mar 2021The increasing prevalence of drug resistant pathogenic strains, including multi drug resistant TB along with the growing HIV and malaria resistance demand new routes of innovation for pharmaceutical drug discovery. Nanomedicine provides the ...Read more
Author:Wen, L; Luo, Honqze; Liu, G-Y; Zheng, HaitaoDate:Jul 2016Nanostructured lithium titanates (Li(sub4)Ti(sub5)O(sub12)) have been intensively investigated as anode materials of Li-ion batteries due to their many advantages, such as excellent performance, outstanding safety, and excellent cycle life. ...Read more
Author:Makgopa, K; Ejikeme, PM; Ozoemena, KIDate:Jul 2016The development of energy storage systems (ESSs) comes as a crucial factor when it comes to addressing the problem of energy in the world due to the rapid development of the global economy, the depletion of fossil fuels and the increase of ...Read more
Author:Hillie, T; Hlophe, MDate:Aug 2012This chapter discusses water and its sources; the main focus is put on surface water and ground water. Factors such as water pollution and sewage are also discussed in areas of mining and agriculture. Furthermore the global water challenges ...Read more
Author:Walters, Chavon R; Pool, E; Somerset, VDate:Oct 2016Nanotoxicology represents a new and growing research area in toxicology. It deals with the assessment of the toxicological properties of nanoparticles (NPs) with the intention of determining whether (and to what extent) they pose an environmental ...Read more
Author:Balakrishnan, P; John, Maya J; Pothen, L; Sreekala, MS; Thomas, SDate:2016Fiber-reinforced polymer composite materials are fast gaining ground as preferred materials for construction of aircrafts and space crafts. In particular, their use as primary structural materials in recent years in several technology- ...Read more
Author:John, Maya J; Thomas, SDate:Aug 2012The scarcity of natural polymers during the world war years led to the development of synthetic polymers like nylon, acrylic, neoprene, styrene-butadiene rubber (SBR) and polyethylene. The increasing popularity of synthetic polymers is partly ...Read more
Author:Lindeque, MDate:Jan 2013Is it possible to develop a building that uses a net zero amount of water? In recent years it has become evident that it is possible to have buildings that use a net zero amount of electricity. This is possible when the building is taken off ...Read more
Author:Van Wyk, Llewellyn VDate:Jan 2013In its experimental work on research and development of innovative technologies for low income housing on the Innovation Site on the CSIR campus in Pretoria, the Building Science and Technology (BST) competence area identified a number of ...Read more
Author:Ozoemena, K; Kebede, Mesfin ADate:Jul 2016Every market analysis predicts that lithium-ion batteries (LIBs) will dominate energy storage technologies for now and the foreseeable future. LIBs will drive many applications ranging from portable electronics to electric vehicles and smart ...Read more
Author:Khutlang, Rethabile; Machaka, Pheeha; Singh, Ann; Nelwamondo, Fulufhelo VDate:Aug 2017Biometric fingerprint scanners scan the external skin's features onto a 2-D image. The performance of the automatic fingerprint identification system suffers first and foremost if the finger skin is wet, worn out or a fake fingerprint is used. ...Read more