Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 17 of 17 for “"Limpopo River"”.
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Potential impacts of climate change on hydrological droughts in the Limpopo river basin
… droughts and reduces water availability in river basins. Despite this, most research on climate change effects in southern Africa has focused exclusively on meteorological droughts. This thesis projects the potential effect of climate change on the future characteristics of hydrological …
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Modelling flood heights of the Limpopo River at Beitbridge Border Post using extreme value distributions
… Evidently, in 2013 tra c could not cross the Limpopo River because water was owing above the bridge. For planning, its important to predict the likelihood of such events occurring in future. Extreme value models o er one way in which this can be achieved. This study identi es suitable …
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Sedimentological and mineralogical characteristics of Limpopo River Sand at Beit Bridge Border between South Africa and Zimbabwe
… and mineralogical characteristics of Limpopo River sand upstream of Beit Bridge, situated on the South Africa/Zimbabwe border. Due to limited information available about the minerals and sediments associated with Beit Bridge, this study was conducted to fill this knowledge gap and …
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An analysis of heavy rainfall events over the Limpopo River Basin in southern Africa, their moisture sources and pathways
… moisture transport moisture into one of the key river basins in southern Africa, the Limpopo River Basin (LRB). The LRB, located in eastern southern Africa and spanning four countries, has experienced a number of extreme flooding events over the last three decades. Using CHIRPS satellite merged …
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A comparative study of the origins of cyanobacteria at Musina Water Treatment Plant using DNA fingerprints
… non-toxic and toxic cyanobacteria species in the Limpopo River and some of its tributaries based on the phylogenetic analyses of 16S rRNA gene. The Musina water treatment plant is located downstream of a weir and the Beit bridge on the Limpopo River and the raw water supply is abstracted from 22 …
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Differentiated use and value of river and riparian ecosystem services and local perspectives on future safeguarding: A case study of the upper Mutale sub-catchment, Limpopo River Basin, South Africa
… focused on Tshiombo Village near the Mutale River in South Africa, aiming to contribute to knowledge regarding restoration and sustainable management of river and riparian ecosystem services. Using an explanatory sequential mixed-methods design, the research assessed the differentiated use …
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Trade beyond the margins : cross-border traders between Zambia and South Africa
… border post, at the Beitbridge bridge over the Limpopo River, is a kilometres long snaking queue of cars, buses and trucks, waiting for hours before they go through the routine customs checks and stamps. Most passengers, who are quite naturally eager to stretch their limbs and escape the heat, …
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Examining the migration theory of Black Africans into South Africa: a decolonial perspective
… acclaimed migration of the Africans across the Limpopo River into South Africa. This is done by determining, in an interwoven analytical manner, whether there is possible existing credible evidence that could be applied to examine the claim espoused by Sir George Mc Call Theal. The cause of the …
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Assessment of Potential Temporal Impacts of “Land use Activities on Water Quality of the Luvuvhu River “Catchment, South Africa
River health is crucial to benefit from the full resource potential of surface water bodies. This benefit becomes compromised when there’s high water quality degradation in the system. Considering the South African context, the use of untreated river water for domestic uses such as laundry, …
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An assessment of the distribution and conservation status of endemic and near endemic plant species in Maputaland
… KwaZulu-Natal in South Africa to the Limpopo River in southern Mozambique, holds more than 2,500 native plant species. Of those, over 203 are endemic or near endemic to this area. However, the current high human population density in MCE, coupled with high population growth, has …
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Assessing dry spell and wet day frequencies over southern Africa during the summer rainy season
… during DJF (MA), with a core in the central Limpopo River Valley where 85-100% (100%) of the seasons were dry for half the season. DSF and MWDF trends indicated that drying has occurred over central South Africa during ON whereas decreasing DSF and increasing MWDF trends pointed to a …
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Landscape utilisation by an introduced pack of African wild dogs (Lycaon pictus) in eastern Botswana
… that the pack readily crossed fences but not rivers, with the Limpopo river serving as a very hard barrier that consistently deflected pack movement parallel to its course. Resource utilisation functions showed a preference for sites far from riverine areas, with low elevation and rough and …
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Drylines over the interior of subtropical southern Africa
… leading up to a convective dryline show that the Limpopo River Valley and Zambezi River Valley are important moisture pathways through which moisture from the southwest Indian Ocean travel in the days leading up to a convective dryline. During early summer convective drylines tend to occur after …
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Climate variability and extremes in the Okavango River Basin, southern Africa
The Okavango River Basin (ORB) located in southern Africa is a region of highly sensitive and biodiverse ecosystems. It spans Angola, Namibia and Botswana, with the world-famous Okavango Delta located in the latter country. The ecosystems depend on the highly seasonal ORB streamflow, which is also …
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Essays on water resources management in the agricultural sector of South Africa: the role of technology, policy and institutions in mitigating farm level water scarcity
… Using survey data from 555 farmers in the Limpopo River Basin (LRB) of South Africa, a multivariate probit model is estimated to determine these factors, and for the intensity of their adoption, an ordered probit model is estimated. The results show that gender, age, education, and farm …