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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
11

Community drinking water fluoridation in the Southern Cape and Karoo Region: a feasibility study

Dennis, Gilbert J. January 2002 (has links)
Magister Scientiae Dentium - MSc(Dent) / The prevalence of dental decay is high among lower socio-economic groups in the Southern Cape and Karoo region. 70 - 80% of State employed dentists' time in this region is spent on attempting to reduce the pain and sepsis within the communities for which the primary treatment modality is extraction of the tooth under emergency conditions. In developing countries the prevalence of dental decay is still high. There is a general downward trend of dental decay in developing countries; and it is associated with combinations of exposure to fluoridated water and/ or other forms of fluoride exposure (e.g. in fluoridated tooth paste), the provision of preventive oral health services, an increase in dental awareness through organized oral health education programs and the readily available dental resources. This study looked at the feasibility of implementing community water fluoridation in the Southern Cape and Karoo Region by describing the primary drinking water sources, the population distribution around these sources and the actual levels of fluoride found in the water samples. Each sample was coded and with the use of a global positioning system (GPS), a set of co-ordinates obtained for each. Other options with regard to fluoride supplementation were explored as an attempt to provide an alternative intervention option for exposure to fluoride where community drinking water fluoridation was not the first option. This information will be used to record and update existing tables for fluoride levels in community drinking water of the communities in the Southern Cape and Karoo region that is currently used as a guide for prescribing fluoride supplementation as a means of prophylaxis for the prevention and reduction of dental decay. This study re-iterated the diverse set of variables that communities living in rural areas have to live with. It supports the trend that in developing countries the DMFT (12 years) and dmft (6 years) are higher than those in the same age cohorts of developed countries. This study shows that the fluoride level in borehole water is generally higher than that of dams or reservoirs. Fluoride supplementation is required in the bigger, densely populated areas as the fluoride levels of the water in these areas are below optimal and their water systems can accommodate fluoridation. The long term gains of community water fluoridation at optimal levels for entire communities by far out way the risk of developing fluorosis at above optimal levels. There needs to be a systematic review of treatment needs and treatment modalities for each community so that at some point the need for prevention strategies will be sought out by program managers as best practice for improving the general health (i.e. and oral health) of their communities. There is no single approach for solving issues in communities with different sets of variables determining their needs and so too to the question of community water fluoridation. The recommendation is that at the community level (i.e. the communities should be empowered to do their own situational analysis and prioritize their needs) people need to make decisions for themselves with regard to the type of preventive strategy that they implement. Once they have the data and an intervention option is arrived at, they should lobby with their local health provider to implement that intervention option (e.g. Exposure to fluoride as a means of improving dental health) that they have identified in their towns or villages.
12

Ontwikkelingstrategiee vir die bemagtiging van jeugleiers: 'n indersoek na enkele Suid-Kaapse skole

Joubert, Francois 12 1900 (has links)
Thesis (PhD (Curriculum Studies))--University of Stellenbosch, 2007. / Leadership development is a life-long process, but support for this process should be started at an early stage. All learners have the gift for leadership, but most do not realise this gift. Adolescence is a time when the leadership potential of individuals must be awakened – it provides an opportunity to help adolescents to became the leaders they already are. The main aim of this study was to devise strategies – through structured survey studies – that could be used by schools and individuals to enhance youth leadership development. The aims that emerged were to determine and describe the current state of affairs regarding youth leadership development in certain schools. Obstacles in the way of effective leadership development were identified and strategies for effective leadership development were formulated. A combination of qualitative and quantitative research methods, undertaken from a structured survey study perspective within an interpretivistic research paradigm, was used. The problem that was researched was the absence of purposeful youth leadership development and how this shortcoming could be addressed in the context of a high school environment, with the support of the necessary development strategies. This study attempted to identify new knowledge that can be used to address the challenges related to youth leadership. The research confirmed the research question that deficient purposeful leadership development strategies exist at school level. This formed the basis for the implementation of a dynamic and flexible leadership development model that includes aspects of both the Quality Leadership and Stage model of youth leadership development. The proposed youth leadership strategies can be applied effectively to address youth leadership development within the current South African context.
13

An assessment of selected non-water benefits of the Working for Water Programme in the Eastern and Southern Cape

Du Plessis, Lily Lozelle January 2003 (has links)
1.1 Background to, and motivation for, the study: The Working for Water programme (WfW) is a public works programme designed to clear South Africa of water-consuming invasive alien tree and plants, and to replace them with low water consuming indigenous species. This would prevent a loss of more than 4000 million cubic metres water per annum from the hydrological cycle (DWAF, 1998). The economic viability of the programme has been established in the Western Cape and Kwazulu-Natal (van Wilgen, Little, Chapman, Görgens, Willems and Marais, 1997; Gilham and Haynes, 2001), but questioned in the Eastern and Southern Cape (Hosking, du Preez, Campbell, Wooldridge and du Plessis, 2002). Hosking et al. (2002) investigated the economic case for the programme by performing a Cost Benefit Analysis (CBA), based on increased water yield and livestock potential, on six selected sites in the Eastern and Southern Cape, viz. Albany, Kat River, Pot River, Tsitsikamma, Kouga and Port Elizabeth Driftsands.
14

Thes-economic impact of the phasing out of plantations in the Western and Southern Cape regions of South Africa : a case study of three plantations.

De Beer, Margareta Caterine 03 1900 (has links)
Thesis (MScFor)--Stellenbosch University, 2012. / ENGLISH ABSTRACT: This study sought to determine the possible socio-economic impacts of the phasing out of nearly 22 500 ha of plantations within the Southern and Western Cape regions of South Africa as a result of a decision made by Government in September 2000. None of the previous studies undertaken focussed on the socio-economic impacts within the specific regions and plantations, but were based on wider environmental and economic considerations. Data was collected in 2007 from three plantations managed by Mountain to Ocean Forestry (MTO) (PTY) LTD: one located in Grabouw (Western Cape) and two in George (Southern Cape), among three different plantation stakeholder groups. These three groups were: (i) Forest Dependent Communities, (ii) Stakeholders among the forestry value chain and (iii) Indirect stakeholders. Within the first group, a total of 70 persons representing households were interviewed. A total of 26 primary and secondary processing company respondents were interviewed. Information on all of the indirect stakeholder groups was gathered, either through interviews with the stakeholders or from data received from MTO. This study indicated that there are significant differences between the potential impacts within the Southern Cape and Western Cape regions. The data collected showed that among communities within the Western Cape, the dependency on the plantations in terms of employment, income and fuelwood is low. This is in stark contrast to the communities within the Southern Cape, who are dependent on the plantations for their employment and income, and as a result will be affected greatly by the phasing out process. Company respondents in the Western Cape were less concerned than their Southern Cape counterparts about the future decrease in timber supply and indicated that they will source timber from elsewhere, whereas companies within the Southern Cape indicated that they would likely have to shut down. The dependency of indirect stakeholders on the plantations to be phased out, and the resulting impact was found to be minimal. The study concluded with an evaluation of an existing nine step plan for the implementation of social and economic actions within natural resource planning. Three main aspects were identified that need to be addressed namely: (i) To increase public awareness and participation among communities and companies to be impacted on by the phasing out process, (ii) Provide necessary training and thus increased skills level of workers who face unemployment; and (iii) The identification of alternative employment opportunities for the unemployed affected by the phasing out process. / AFRIKAANSE OPSOMMING: Hierdie studie het die potensiële sosio-ekonomiese impak van die uitfasering van plantasies in die Suid- en Wes-Kaap gebiede van Suid-Afrika ondersoek. Die besluit om 22 500 ha plantasies uit te faseer is in September 2000 deur die Suid-Afrikaanse Regering geneem. Geen vorige studies wat onderneem is het gefokus op die moontlike sosio-ekonomiese impakte in die spesifieke gebiede en plantasies nie, maar was gebaseer op groter omgewings- en ekonomiese oorwegings. Data insameling het in 2007 geskied in drie Mountain to Ocean Forestry (MTO) plantasies: een geleë in Grabouw (Wes-Kaap) en twee in George (Suid-Kaap), en onder drie verskillende plantasie belangegroepe. Hierdie drie groepe was (i) Gemeenskappe afhanklik van plantasies; (ii) Belangegroepe in die Bosbou-waardeketting en; (iii) Indirekte belangegroepe. ‘n Totaal van 70 huishoudings in die eerste groep is ondervra, en 26 primêre en sekondêre verwerkingsmaatskappye in die tweede groep is ondervra. Inligting oor al die indirekte belangegroepe is ingesamel, hetsy deur middel van onderhoude of deur data wat van MTO ontvang is. Die studie het aangedui dat daar betekenisvolle verskille tussen die potensiële impakte binne die Suid-Kaap en Wes-Kaap streke bestaan. Die versamelde data het getoon dat die afhanklikheid van gemeenskappe in die Wes-Kaap op die plantasies in terme van werk, inkomste en brandhout laag is. Dit is in skrille kontras met die gemeenskappe in die Suid-Kaap, wat afhanklik is van die plantasies vir hul werk en inkomste, en as gevolg daarvan grootliks geraak sal word deur die uitfasering proses. Maatskappy respondente in die Wes-Kaap was minder bekommerd as hulle eweknieë in die Suid- Kaap oor die toekomstige afname in die saaghoutvoorraad en het aangedui dat hulle saaghout van elders sal bekom, terwyl maatskappy respondente in die Suid-Kaap aangedui het dat hulle waarskynlik hul deure sal moet sluit. Die afhanklikheid van indirekte belanghebbendes op die plantasies wat uitgefaseer word, en die gevolglike impak blyk minimaal te wees. Die studie is afgesluit met 'n evaluering van ‘n bestaande nege stap plan vir die implementering van maatskaplike en ekonomiese kwessies in natuurlike hulpbron beplanning. Die drie belangrikste aspekte is geïdentifiseer wat aangespreek moet word naamlik: (i) Die verhoging van openbare bewustheid van en deelname tussen gemeenskappe en maatskappye wat deur die uitfasering proses geraak sal word, (ii) Die verskaffing van nodige opleiding en dus die verhoging van die vaardighede van werkers wat werkloosheid in die gesig staan; en (iii) Die identifisering van alternatiewe werksgeleenthede vir die werkloses wat deur die uitfasering proses geraak sal word.

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