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Biogas Potential and Current Reality of Biowaste Management in South Africa

Author: Oelofse, Suzanna HH Date: Jul 2019 This presentation discusses the challenges faced by managing biowaste in South Africa, and also offers solutions to introduce economically viable resources back into South Africa through recycling, reuse and energy recovery. Read more
Biogas, as a renewable energy source, produced during the anaerobic digestion of organic waste

Author: Greben, H ; Burke, LM ; Szewczuk, S Date: Oct 2009 Identifying alternative sources of energy is a matter of urgency, since conventional energy sources are becoming exhausted. Renewable energy sources, such as biogas, can be generated from organic waste, through the anaerobic digestion (AD) ... Read more
The costs of household food waste in South Africa

Author: Nahman, Anton ; De Lange, Willem J ; Oelofse, Suzanna HH ; Godfrey, Linda K Date: Nov 2012 Food waste is problematic for a number of reasons, including the loss of a potentially valuable food source or resource for use in other processes (e.g. energy generation or composting), wasted resources and emissions in the food supply chain, ... Read more
Degs and degu operon from Bacillus-brevis: a combination that enhances the production of commercially valuable enzymes

Author: Louw, M ; Reid, SJ Date: May 1995 A novel method has been developed for increasing the production of commercially valuable enzymes, such as proteases, beta-glucanases, alpha-amylases and levansucrase. It is dependent on two genes cloned from Bacillus brevis, expressed on a ... Read more
Estimating the magnitude of food waste generated in South Africa

Author: Oelofse, Suzanna HH ; Nahman, Anton Date: Aug 2012 Throughout the developed world, food is treated as a disposable commodity. Between one third and half of all food produced for human consumption globally is estimated to be wasted. However, attempts to quantify the actual magnitude of food ... Read more
From organic waste to energy: A feasible option in South Africa?

Author: Greben, HA ; Nemaangani, LP ; Oelofse, Suzanna HH Date: Nov 2008 Waste in South Africa is disposed of in landfills, which produces unwanted landfill gas (CH4) and leachate emissions. Biological treatment of the Organic Fraction of Municipal Solid Waste (OFMSW) is an established technology in Europe, applying ... Read more
Multi-criteria analysis for sustainable decision making: Opportunities for waste and recycling SMMEs (including cooperatives) in KwaZulu-Natal

Author: Muswema, Aubrey P ; Oelofse, Suzanna HH ; Nahman, Anton ; Forsyth, Gregory ; Stafford, William HL ; Mapako, M ; Buthelezi, N ; Matinise, Sihle N ; Polasi, Letlotlo T ; Schoeman, C ; Manavhela, V Date: 2022 This paper reports on a study for the KwaZulu-Natal (KZN) Department of Economic Development, Tourism and Environmental Affairs (EDTEA) by the Council for Scientific and Industrial Research (CSIR) to identify and maximize opportunities in the ... Read more
Unlocking the resource potential of organic waste: a South African perspective

Author: Greben, HA ; Oelofse, Suzanna HH Date: Oct 2009 In many countries, especially on the Asian continent, waste is considered a valuable renewable energy resource. At present 40% of waste generated in South Africa comprises organic material which, when digested supplies biogas. The biogas ... Read more

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Browsing by Subject "Organic waste"

Browsing by Subject "Organic waste"

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