Author:Fuku, Xolile G; Modibedi, Remegia M; Mkhohlakali, Andile; Mathe, Mahlanyane KDate:Aug 2021The co-existence of metal oxides (MO) and activated carbon (AC) causes changes in the catalytic behaviour and activity which would contribute greatly to a number of applications. Pd–AC/Bi2O3/CuO synthesized via the green process was used as ...Read more
Author:Taljaard, Susan; Adams, JDate:Sep 2021The UN declared 2021-2030 as the Decade of Ocean Science and identified research and technology priority areas to achieve the 2030 Sustainable Development Goals. We reviewed the current status of scientific support for coastal management in ...Read more
Author:Naidoo, SashaDate:Sep 2022The Working Group III (WGIII) contribution to the 2022 IPCC Report (AR6) provides an updated global assessment of the climate change mitigation process in terms of developments in emission reduction and mitigation efforts, and an assessment ...Read more
Author:Stafford, William HL; Russo, Valentina; Nahman, AntonDate:Sep 2022The pervasive use of plastics, coupled with inadequate waste management systems in many countries, has led to widespread leakage of plastics into the environment. In South Africa, the predominant type of shopping bags are single-use plastic ...Read more
Author:Oberholster, PJ; Steyn, Maronel; Botha, ADate:Sep 2021The reuse of wastewater has been observed as a viable option to cope with increasing water stress in Africa. The present case studies evaluated the optimization of the process of phycoremediation as an alternative low-cost green treatment ...Read more
Author:Van Zyl-Bulitta, VH; Ritzel, C; Stafford, William HL; Wong, JGDate:Aug 2019The global energy transition is characterised by a myriad of technology options, organisational forms and infrastructural scales across levels of operation. Energy transitions are generally considered to foster sustainable development. However, ...Read more
Author:Makatsa, TJ; Baloyi, Siwela J; Masuku, CMDate:Jul 2021Catalytic wet-air oxidation is an attractive solution to treating refractory wastewater. The process has been demonstrated at laboratory scale over a low-cost pillared clay catalyst in a trickle-bed reactor. However, complex interaction of ...Read more
Author:Roos, Thomas HDate:Oct 2021The decarbonisation of hard-to-abate sectors globally will require significant volumes of carbon-free hydrogen. An investigation has been performed to determine the cost at which hydrogen can be generated by electrolysis using renewable ...Read more
Author:Crouch, NR; Styles, DG; Walters, MicheleDate:May 2021A new Cotyledon species, C. nielsii N.R.Crouch, D.Styles & Mich.Walters, is described from cliffs of the western part of eThekwini Metro near the city of Durban, KwaZulu-Natal province, South Africa. The species is closely allied to the ...Read more
Author:Senekane, MF; Makhene, A; Oelofse, Suzanna HHDate:Sep 2022The aims of this study were to understand and to do a critical analysis of the different indigenous systems and practices of waste management to inform waste management policy development in Lesotho. To achieve these aims, the objective was ...Read morecbna
Author:Kebede, Mesfin A; Palaniyandy, Nithyadharseni; Koao, LF; Ezema, FI; Mhlongo, MRDate:Nov 2021Lithium-ion batteries (LIBs) are the most suitable and preferred energy storage system for powering electric vehicles (EVs), plug-in hybrid electric vehicles (PHEVs), and stationary applications owing to their attractive properties including ...Read more
Author:Pratt, Lawrence E; Govender, Devashen; Klein, RDate:Nov 2021Electroluminescence (EL) images enable defect detection in solar photovoltaic (PV) modules that are otherwise invisible to the naked eye, much the same way an x-ray enables a doctor to detect cracks and fractures in bones. The prevalence of ...Read more
Author:Ryan-Keogh, Thomas J; Thomalla, Sandy JDate:May 2020Chlorophyll fluorescence, primarily used to derive phytoplankton biomass, has long been an underutilized source of information on phytoplankton physiology. Diel fluctuations in chlorophyll fluorescence are affected by both photosynthetic ...Read more
Author:Mashabatu, M; Ntshidi, Zanele; Dzikiti, S; Jovanovic, N; Dube, T; Taylor, NJDate:Aug 2023Inaccurate crop coefficients are major contributing sources of uncertainty that lead to inefficient use of limited available water resources. Understanding the need to improve water use efficiency in South Africa’s fruit industry, this study ...Read more
Author:Nondlazi, Basanda X; Cho, Moses A; Van Deventer, Heidi; Sieben, EJDate:Aug 2021Depressional wetlands are highly vulnerable to changes in land surface temperature and rainfall but little is known about their responses to future climate change. This study assessed the variation in edaphic factors between wetlands and along ...Read more
Author:Van Reenen, Tobias H; Grobler, Jan-HendrikDate:Jul 2020This article presents the case that 12 air changes per hour (ACH) does not provide adequate control against the amplification of disease in different indoor congregate settings. It proposes an occupancy and risk-based algorithm for determining ...Read more