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
Author:Van Wyk, Llewellyn VDate:Nov 2010Construction is responsible for 50 per cent of all resources consumed in the world making it one of the least sustainable global industries. Although it is difficult to quantify, largely due to the highly variable amount of waste generated ...Read more
Author:Van Wyk, Llewellyn VDate:Nov 2010The pursuit of sustainable development brings the construction industry, and specifically the building industry component thereof, into sharp relief. The built environment is a major component of contemporary life. Over half the world’s ...Read more
Author:Van Wyk, Llewellyn VDate:Nov 2010Infrastructure is one of the key foundations of economic growth. South African cities have grown on the back of infrastructure investments like water, energy, transportation and increasingly telecommunications. Ultimately infrastructure ...Read more
Author:Van Wyk, Llewellyn VDate:Apr 2010Green roofs are roofs that have been covered with a growing medium, creating a habitat on what would otherwise be a bland, lifeless surface. It is for this reason that green roofs are sometimes call 'vegetated' or 'living' roofs (Cantor 2008). ...Read more
Author:Van Wyk, Llewellyn VDate:Mar 2014Green infrastructure can be defined as the design and development of infrastructure that works with natural systems in the performance of its functions. Green infrastructure recognises the importance of the natural environment in land use ...Read more
Author:Godfrey, Linda KDate:Nov 2014The Waste Sector, as with many sectors of the economy, is responding to the call to transition to a Green Economy. Globally, waste management is changing from one of ‘collect-transport-dispose’, to one of ‘secondary resource management’, ...Read more
Author:Genthe, Bettina; Steyn, MaronelDate:2006The Health sector should play an integral part to accomplish Integrate Water Resource Management (IWRM). The overarching aim of IWRM is sustainability. Health of people and health of the environment is an outcome of IWRM through sustainability. ...Read more
Author:Fatoki, O; Olujimi, O; Odendaal, J; Genthe, BettinaDate:Mar 2012The aim of this study was to assess the potential human impacts health associated with PE found in the final effluent from wastewater treatment plants and river water receiving effluent wastes. The screening risk assessment has highlighted ...Read more
Author:Abbott, GR; De Jager, Peta; Gasa, NDate:Nov 2008Health infrastructure is essential to the successful delivery of health services. With a normal planned lifespan of over 50 years, such capital investment endures for extended periods and major changes in the estate take a long time to achieve. ...Read more
Author:Osburn, LDate:Feb 2009The heating, ventilation and cooling loads of typical commercial office space can range between 30-50% of the total energy load of the building. However, this figure is highly variable due to the high variability in building design, the climate ...Read more
Author:Dada, M; Popoola, P; Adeosun, S; Mathe, Ntombizodwa RDate:Sep 2019In the aerospace industry, materials used as modern engine components must be able to withstand extreme operating temperatures, creep, fatigue crack growth and translational movements of parts at high speed. Therefore, the parts produced must ...Read more
Author:Dada, M; Popoola, P; Adeosun, S; Mathe, Ntombizodwa RDate:Sep 2019In the aerospace industry, materials used as modern engine components must be able to withstand extreme operating temperatures, creep, fatigue crack growth and translational movements of parts at high speed. Therefore, the parts produced must ...Read more
Author:Van Wyk, Llewellyn VDate:Oct 2016The construction, operation and maintenance of the built environment is a significant consumer of resources (Edwards 2002:10), many of which are not renewable (inter alia steel, aluminium, clay, cement, aggregates). It is also recognised that ...Read more