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The effect of HIV and AIDS on the viability and management of forestry contracting businesses in South AfricaSteenkamp, Jacob Cornelus January 2007 (has links)
The aim of the research is to quantify the HIV prevalence in human resources of forestry contracting businesses and to develop a management framework to promote economic sustainability of forestry contractors. HIV tests were conducted in the forest industry on the employees of contracting concerns from 2002/2003 to 2004/2005 with an accompanying questionnaire to collect demographic data. The HIV test results were analyzed with the demographic data to determine relationships between HIV prevalence and demographic factors. Contractors responded to a questionnaire on the effect of HIV and AIDS prevalence on (their) contracting businesses. The questionnaire also collected information about HIV and AIDS interventions and assistance to HIV and AIDS affected employees. Key stakeholders of other forestry sub-sectors were interviewed to facilitate comparison of the different sub-sectors and to establish if there were major differences between the sub-sectors, however, the focus was on the human resources of the forestry contracting sub-sector. The research results indicated that the HIV prevalence was increasing for the research period and was, in some regions, exceeding 40 per cent. The highest prevalence was recorded in the Highveld and Zululand regions and the lowest prevalence in the North-Eastern Cape. The HIV prevalence for females was constantly higher than the incidence for males and the ratio of males to females (all regions) approximated 68 per cent to 32 per cent. The high prevalence of HIV results in major social and economic impacts. The economic impact is aggravated through regulation (due to perceived market failure) and a bid for more equal distribution of wealth in the economy. The result of the sum of the impacts alludes to a conversion from labour to capital; however, to make well-informed decisions, various scenarios should be simulated to establish the optimum labour to capital ratio. The research further established that appropriate staffing is increasingly difficult and that the development of human capital is under pressure due to the high prevalence of HIV and AIDS. HIV and AIDS mitigation programmes will make a significant contribution to the return on human capital assets, as the economic life and productivity of such assets will be enhanced by such interventions. The management framework developed was assessed to be visually acceptable and useful by domain experts; however, to realise the full potential of the framework it should be used with anticipation of the research results regarding prevalence and future estimated AIDS releases and in conjunction with industry cost simulation models.
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A field investigation of physical workloads imposed on harvesters in South African forestryChristie, Candice Jo-Anne January 2006 (has links)
The focus of this field investigation was an analysis of the work demands being placed on South African forestry workers, in particular Chainsaw Operators and Stackers. Working postures, physiological and perceptual responses were assessed on a sample of 58 workers (29 Chainsaw Operators and 29 Stackers) during a ‘normal’ working shift. Body mass was measured before and after work in order to determine dehydration levels. Polar heart rate monitors were fitted to six workers each day over a period of two weeks in order to record ‘working’ heart rates. Fluid and food intake was monitored and recorded during this initial data collection phase. The Rating of Perceived Exertion and Body Discomfort Scales were explained in Zulu, their native language, and workers were asked to rate their perceptions of effort at regular intervals during work, while areas and intensity of body discomfort was obtained on completion of work. After completing a work shift, a 30 minute ‘recovery’ period was given, thereafter a portable ergospirometer, the k4b², was attached to the worker who then participated in a progressive, submaximal step test for the purpose of establishing individual, and group, heart rate-oxygen uptake (HR/VO[subscript 2]) regressions for predicting oxygen uptake from ‘working’ heart rate responses. These procedures were repeated four weeks later following the introduction of a fluid and nutritional supplement during work which was delivered to the workers while they were executing their tasks. The results revealed awkward working postures with a predominance of trunk flexion during all the harvesting tasks; these postures, adopted for long periods during work, are very likely to lead to the development of musculoskeletal injuries. The mean working heart rates were 123.3 bt.min[superscript (-1)] and 117.6 bt.min[superscript (-1)] during chainsaw operations and stacking respectively. During the step test, the mean heart rate and oxygen uptake responses were 127.9 bt.min[superscript (-1)] and 22.9 mlO[subscript 2].kg[superscript (-1)].min[superscript (-1)] (Chainsaw Operators) and 116.9 bt.min[superscript (-1)] and 24.0 mlO[subscript 2].kg[superscript (-1)].min[superscript (-1)] (Stackers), revealing no significant difference between the ‘working’ heart rates and the heart rates recorded during the step test. Physiological responses were analyzed over the full work shift which was divided into four quarters. Heart rate and oxygen uptake were significantly higher during the last half of the Chainsaw Operators’ work shift compared to the first half. Heart rate increased from 120.7 bt.min[superscript (-1)] during the first quarter to 127.4 bt.min[superscript (-1)] during the last quarter of chainsaw operations. Likewise, oxygen uptake increased from 19.9 mlO[subscript 2].kg[superscript (-1)].min[superscript (-1)] to 22.9 mlO[subscript 2].kg[superscript (-1)].min[superscript (-1)] from the first to the last quarter of work. During stacking the heart rate (mean of 117.6 bt.min[superscript (-1)]) and oxygen uptake (mean of 24.6 ml.kg[superscript (-1)].min[superscript (-1)]) responses remained stable over the duration of the working shift. Workers lost, on average, 2.8% body mass during work while felling and cross-cutting and 3.6% during stacking. This reduced significantly to a loss of 0.4% body mass when re-tested following the introduction of water and food during the work period. Likewise, the energy deficit was significantly improved due to the introduction of a nutritional supplement. Pre-intervention the deficit was 8861.8 kJ (Chainsaw Operators) and 8804.2 kJ (Stackers) while in the post-intervention phase this deficit was reduced by approximately 50% for both groups of workers.
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An understanding of corporate social investment within the context of the Sappi Forest Products Division in South AfricaMay, Jonathan Paul January 2006 (has links)
This research which makes reference to Sappi South Africa is grounded in a South African context, within the forestry industry. The aims of the study are to- 1. Provide a description of corporate social investment (in a Sappi/ South African context) from a theoretical, corporate and legislative perspective which will describe current Sappi CSI activity, its implementation, measurement and the driving force behind them. 2. To articulate a sound understanding without judgement of the current status of corporate social investment based upon the application of (1) above. 3. To position Sappi’s CSI approach on a macro government/ corporate power scale which will facilitate rich understanding concerning the long term sustainability of Sappi’s CSI approach on the corporation, the forestry industry and the South African economy. 4. To distill a consensual interpretation that is more informed and sophisticated than previous constructions within Sappi Forest Products Division. The qualitative research is descriptive. A single case-study method has been adopted. Corporate Social Responsibility (CSR), as a late twentieth-century American movement, is a modern manifestation of an ancient debate amongst philosophers and theologians in many lands and cultures about the morality of commerce itself (Hood, 1996). Friedman (1962) quoted in Anshen (1980:10) argues that business should not and must not deviate from its profit orientation and that it should be concerned only with its economic performance. Friedman supported the notion ‘the business of business is business’ and adds, as quoted in Smith (1990:60), that to suggest corporations should have a social responsibility is to fail to understand the way in which the market is and must be played and asks, ‘if business does have a social responsibility other than making profits for shareholders, how are they to know what it is? Frederick et al, (1998:36) argue that Corporate Social Responsibility balances power with responsibility, responds to public needs and expectations and can contribute to correcting societal imbalances implicit in most economies. Smith (1990:89) suggests that the social control of business is achieved by either virtue of moral obligation, market forces and legislation, or, manipulation, inducement and force. Beesley and Evans (1978) quoted in Smith (1990:54) note ‘there is recognition of the growth of corporate power and the consequent perception of relative shift from government to companies as the source of social improvement and the means to promote specific items of social welfare.’ On this basis it may therefore be concluded that societal responsibilities should be shared between government and business, and in this way power balanced and a healthy pluralistic state developed. The vision of Sappi’s Corporate Social Investment program is to be instrumental in empowering and creating opportunities for both personnel and their dependent communities in order to address their self-defined needs. Sappi’s CSI activity is concentrated on education and community development, environmental preservation and conservation, social welfare and arts and culture. CSI practices are driven by morality, enlightened self-interest and by the South African Government. If the corporation had only started trading in 2005 would the CSI vision be driven by the same ‘gears’, or would the moral obligation and enlightened self-interest become less apparent? It is recommended that the Sappi CSI initiative must embrace CSI and uplift it to the next level by implementing the change management process, outsourcing at least the rural CSI initiative and expanding into a more brand orientated CSI strategy. Sappi also needs to make strategic CSI alliances with other organizations.
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The impact of urban expansion and population growth on productivity of forestlands : study area: Rustenburg Local Municipality.Seokwang, Modise. January 2007 (has links)
The survey has been carried out in North West Province within Rustenburg Local
Municipality. This is an Urban Forestry research in which six sites including peri-urban,
urban, suburban and semi-rural areas were selected for the study. The aim of the study
was to determine the relationship between households and their local trees and forests.
Forest in this context included community gardens, vegetation cover, open spaces, soil,
water, productive sites and animals that form part of forest. Data collection was mainly
based on questionnaires and covered sample of 272 households. Statistical Package of
Social Sciences (SPSS) 15.0 using 5% sampling intensity (confidence level) was used in
which the data has been represented by numbers. Analysis was based on determining
households’ relationship with their trees and local forest, and how they influence forest
productivity or development.
With SPSS two techniques, regression model and descriptive statistics were applied to
analyze quantitative and qualitative data. Regression model was significant in prediction
of the dependent variable (Y) using independent variables (X), and proved to be a good
model to analyze data for fuelwood, timber and forest food production. Descriptive
statistics was important in counting number of times each category or variable is used.
Participants had varying perceptions regarding the use of forest due to factors such as
availability of forest resource, type of residence, and their living standard. Generally,
households in suburban and urban areas value the forests for economic and
environmental benefit, while the peri-urban and semi-rural households utilized their trees
and forest to meet their energy demand. A large number of households consume forest
food as compared to timber and fuelwood due to the availability of the resources.
The Municipality as a whole is undergoing rapid development expected to continue
throughout years. These developments are stimulated by mining activities and influx of
people in the area. All these factors threaten the existing natural resources especially
forest areas and water. Areas of these resources are declining due to the current demand
for housing, new mining sites and continuous establishment of informal settlements. Trees and forest within peri-urban and semi-rural areas are in poor conditions as
compared to urban and suburban areas. Poor waste management and poverty are issues
aggravating the situation especially in poor developing sites that have been studied. Most
agricultural sites have been transformed into residential areas, and thus exacerbating
problems of food insecurity in the whole country. Household size has major influence in
fuelwood, timber and forest food production as an increase or decrease in the size will
determine the amount of consumption, production or development. Value for forest,
access to forest, level of interaction and restrictions regarding the use of forest are also
significant aspects contributing to forest productivity and development as they show the
relationship that exists between forest and households. / Thesis (M.Sc.)-University of KwaZulu-Natal, Pietermaritzburg, 2007.
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