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Browsing Conference Publications by Author "Oelofse, Suzanna HH"

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Addressing climate change through reduction of food loss and waste

Author: Oelofse, Suzanna HH Date: May 2019 Food waste is any food, and inedible parts of food, removed from the food supply chain to be recovered or disposed (incl. composted, crops ploughed in/not harvested, anaerobic digestion, bio-energy production, co-generation, incineration, ... Read more
Application of multi-criteria decision analysis (MCDA) for BPEO studies for waste management licensing in South Africa

Author: Rogers, DEC ; Masekoameng, E ; Oelofse, Suzanna HH Date: Oct 2008 This paper gives background on the Best Practicable Environmental Option (BPEO) which is a principle in the National Environmental Management Act (1998) and is included now in Section 48.c of the NEMWaste Bill, [Version Sept 2007] (2007), as ... Read more
Assessment of food losses and waste at the Tshwane market and small scale farms

Author: Ramukhwatho, Fhumulani R ; Oelofse, Suzanna HH ; Musvoto, Constansia D ; Polasi, Letlotlo T Date: Feb 2021 Food losses and waste are issues of global concern as they contribute to greenhouse gas emissions. It is estimated that agricultural production and marketing contribute a large portion of food waste in the value chain. This paper reports on ... Read more
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 potential and currrent reality of biowaste management in South Africa

Author: Oelofse, Suzanna HH Date: Sep 2019 Presentation on biogas potential and currrent reality of biowaste management in South Africa. Read more
“A can of worms”: Aerosol waste within the context of EPR, some insight from South Africa

Author: Muswema, Aubrey P ; Oelofse, Suzanna HH Date: Oct 2022 According to Extended Producer Responsibility (EPR) regulations, the paper and packaging sector needs to prepare EPR schemes for management of their end-of-life products. The aerosol sector recognises that aerosols present somewhat different ... Read more
Can SA afford to continue polluting its water resources? – With special reference to water pollution in two important catchment areas

Author: Roux, S ; Oelofse, Suzanna HH ; De Lange, Willem J Date: 01 Sep 2010 The reuse potential of industrial, agricultural and domestic return flows in any region is directly dependent on the quality of treatment processes and the intended reuse applications. Although the direct recycling of polluted water for potable ... Read more
Changes in waste legislation – What can be expected

Author: Oelofse, Suzanna HH Date: Aug 2013 This presentation deals with the changes which can be expected in the waste management legislation and the implementation of new methods of management. Read more
The changing face of waste management – considerations when conducting a waste characterisation study

Author: Oelofse, Suzanna HH ; Muswema, Aubrey P ; Koen, Renée Date: Oct 2016 Changing the face of waste management in South Africa, includes waste diversion from landfill to alternative management options. There are a number of interventions to consider which may vary from very low tech, labour intensive solutions to ... Read more
Composition and Value of waste in landfills in SA

Author: Oelofse, Suzanna HH Date: Sep 2015 This paper presents the presentation on Composition and Value of waste in landfills in SA. Read more
Controversy around the definition of waste

Author: Oelofse, Suzanna HH Date: 20 Nov 2009 This paper presents the information concerning the definition of waste. Discussing the importance of the clear definition, ongoing debates, broad definition of waste, problems with the broad definition, interpretation, current waste management ... Read more
Cooperatives in waste and recycling: A recipe for failed waste hierarchy implementation?

Author: Muswema, Aubrey P ; Okem, A ; Blottnitz, H ; Oelofse, Suzanna HH Date: Oct 2018 In post-apartheid South Africa, cooperatives appear to be the government’s SMME model for driving job creation. Unfortunately, the mortality rates of cooperatives in all sectors is very high with a reported 12% survival rate of cooperatives ... Read more
Cooperatives in waste and recycling: A recipe for failed waste hierarchy implementation?

Author: Muswema, Aubrey P ; Okem, A ; Blottnitz, H ; Oelofse, Suzanna HH Date: Oct 2018 In post-apartheid South Africa, cooperatives appear to be the government’s SMME model for driving job creation. Unfortunately, the mortality rates of cooperatives in all sectors is very high with a reported 12% survival rate of cooperatives ... Read more
Estimating water losses as a result of food waste in South Africa

Author: Oelofse, Suzanna HH ; Muswema, Aubrey P Date: Sep 2013 Globally there are sufficient land and water resources to produce food over the next 50 years, but only if water for agriculture is better managed (Molden, 2007). Water is a critical and strategic natural resource in South Africa. It is ... Read more
The formal South African Waste Sector: Its contribution to the economy, employment and innovation

Author: Godfrey, Linda K ; Strydom, W ; Muswema, Aubrey P ; Oelofse, Suzanna HH ; Roman, H ; Mange, M Date: Oct 2014 The South African waste sector survey for 2012 was undertaken by the CSIR on behalf of the Department of Science and Technology (DST), and provides a good understanding of the ‘core’ of the formal waste sector (waste companies), and insight ... 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
Household food wastage by income level: A case study of five areas in the city of Tshwane Metropolitan Municipality, Gauteng Province, South Africa

Author: Ramukhwatho, FR ; Du Plessis, R ; Oelofse, Suzanna HH Date: Oct 2016 Food waste is generated throughout the supply chain including at household level. Household waste contains a fairly large percentage of food in developing countries. This study assesses household food wastage in five selected areas in the ... Read more
Household food wastage in a developing country: A case study of Mamelodi Township in South Africa

Author: Ramukhwatho, FR ; Du Plessis, R ; Oelofse, Suzanna HH Date: Oct 2014 In many developing countries, including those with food shortages a large portion of household waste is estimated to be food. This paper reports on findings of a research study conducted in one of South Africa’s largest townships (Mamelodi) ... Read more
Household food wastage – a case study of middle to high income urban households in the City of Tshwane

Author: Oelofse, Suzanna HH ; Marx Pienaar, N Date: Oct 2016 Municipal waste composition studies globally have indicated that significant amounts of food is wasted and disposed while there is potentially significant opportunity to prevent food wastage at household level (Lebersorger and Schneider, ... Read more
How do municipalities drive a reuse and recycling economy within their cities/towns?

Author: Oelofse, Suzanna HH Date: 2019 Presentation on how do municipalities drive a reuse and recycling economy within their cities/towns. Read more

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