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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.
1

The development of Lilani Hot Springs : an analysis of socio-economic and environmental impacts.

Hoole, Ross Johnathan. January 2000 (has links)
Tourism development in remote areas of South Africa is often being proposed as the solution to poor rural communities' development needs. However, experience indicates that tourism development can result in a negative impact on a community's culture and way of life. The issue of sustainable development and what it means sets a base in which the research looked at tourism in rural areas. The case study on the impact ofthe redevelopment ofLilani Hot Springs as a tourist resort focusses on both the people and environment. The historical context ofthe hot springs, their discovery, development and the demise ofthe old resort is investigated. This was undertaken so that lessons learnt from the past can be taken into consideration with the future development of the resort. This study has included investigating the viability and sustainability of such a tourist resort in the Umvoti Magisterial District and in a rural environment. By focussing on the Lilani community, this research project explores the key factors which have been identified as essential if long-term sustainable tourism is to be achieved in remote rural communities. An appropriate planning approach which stresses local participation and decision-making within the context of a holistic strategy for community development is subsequently proposed. Tourism has the potential ofprotecting the environment while providing social and economic benefits to the local communities. Clearly ifthe socio-economic needs ofthe local community in which a tourism development is set are not addressed, it will not succeed but ifthe natural environment, which is the very asset on which the tourism development is dependent upon, is not protected the resource which is the source of attracting tourists will be destroyed. / Thesis (M.Sc.) - University of Natal, Pietermaritzburg, 2000.
2

A geological and hydrogeological study of the Shu Shu thermal springs, KwaZulu-Natal.

Gravelet-Blondin, Kent Royson. 11 September 2014 (has links)
The Shu Shu thermal springs are located in central KwaZulu-Natal in South Africa at an altitude of 250m above mean sea level at the bottom of the Tugela Valley. They have been investigated in an attempt to ascertain whether or not they possibly share a common origin with fifteen other springs which are located in a north-northwestern trending, 1000km long zone within the eastern interior of the country. They have also been studied to establish if they potentially represent a viable and sustainable geothermal energy resource that may be developed in the future. Isotope ratios confirm that the thermal springs are meteoric in origin, and are likely recharged within a 130km long band located to the west toward the Great South African Escarpment. These waters then descend vertically to a depth of approximately 1827m – 2153m, at which point the fractures along which they move close due to escarpment-associated confining pressure. It is a reduction in this self-same confining pressure along the coastal plain, which occurs due to the continual removal of overburden, which forces the thermal water to migrate toward the east along ever-more opening fractures. Due to a slightly elevated geothermal gradient of 3.1°C / 100m at depth, this groundwater reaches a temperature of approximately 75°C – 85°C as it traverses toward the Shu Shu thermal springs over a time period of > 61 years (at present). The geochemical signature of the Shu Shu thermal waters is derived through leaching from the basement rocks through which they pass, with elevated concentrations of Na, K, Ca, Mg, Fe, Al, Si, F, Sr and SO₄ detected. Once below the floor of the Tugela Valley, at a depth of approximately 990m, the thermal groundwater commences its ascent, likely along the west-southwest – east-northeast orientated thrusts and associated fractures of the Tugela Terrane of the Natal Metamorphic Province. However, the thermal waters abut against those brittle structures trending north-northwest – south-southeast, which are perpendicular to the axis of least principle compressive stress, and so are ultimately forced to rise within the Shu Shu thermal springs. Prior to surfacing, the temperatures of these waters drop to approximately 67°C as a result of natural, conductive cooling processes. However intermixing with shallow, cold groundwater, which is discernible through geochemical and isotopic variations, and atmospheric impacts, further cool the thermal waters to a surfacing temperature of approximately 50°C. Nevertheless, a binary cycle geothermal energy power plant remains a possibility. Although thermal efficiency and volume flow rate values are favourable, heat transfer values are low and require further investigation through exploratory drilling. Nevertheless, the establishment of a 400kW power plant, should it occur, will typically be sufficient to service 625 rural homes. / Thesis (M.Sc.)-University of KwaZulu-Natal, Durban, 2013.

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