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Showing 1 to 20 of 47 for “"Orange river"”.
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The variance in the water quality of the lower orange river
The monitoring and assessment of rivers is important for measuring the status of river ecosystems, water quality and water demand, and can provide early warning for management intervention with regard to water quality and quantity. This can be quite a daunting undertaking for rivers that cross …
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Sources of suspended load in the upper Orange River, South Africa
A lot of work has been done on the upper Orange River but little attention has been given to the source of its suspended sediment load. The source of the suspended load is important because it can provide insight into soil erosion, a major problem in South Africa and globally. In this study the …
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Missions and social identities in the Lower Orange River Basin, 1760-1998
… associated with Christian missions in the Lower Orange River Basin of Namaqualand. A distinctive historical feature of this region is a general trend towards social integration as opposed to the separation found in other parts of southern Africa. In the case studies that make up the body of the …
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Sedimentation on the continental margin off the Orange River and the Namib Desert
… sediments of the continental margin off the Orange River and the Namib Desert. The study area is bounded by latitudes 25° and 3o0 s. The Orange shelf is up to 100 km wide and 200 m deep, and the Walvis shelf off Lllderitz is up to 80 km wide and 400 m deep, the inner shelf is underlain by. …
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Sewage, salt, and sediments: water-quality assessment of the lower Vaal-Orange River system
ENGLISH ABSTRACT: Water users in the lower Vaal-Orange River system are subjected to chemicals and pathogens from sources over which they have little control. These sources include raw sewage from dysfunctional wastewater-treatment works, saline irrigation return flows and upstream discharges from …
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An outline of the inshore submarine geology of Southern South West Africa and Namaqualand
… Walvis Bay in South West Africa and the Olifants River mouth in Namaqualand, Republic of South Africa - a distance of approximately 1 000 km (600 miles). The area can be conveniently subdivided into three regions from north to south: (i) Tidal Diamond's Concession (T.D.C.) from Sandwich Harbour to …
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Taxonomy, phylogenetic and biogeographical relationships of African grassland Francolins (Genus: Scleroptila)
… here to identify diagnosable taxa within the Orange River Francolin Scleroptila levaillanloides species complex and resolve evolutionary relationships between these taxa and other mono-and polytypic forms within the Red-winged Group of francolins (= genus Scleroplila sensli lalo). …
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The rural economic development of the magisterial district of Albert since 1865.
… accompanying rough sketch map) bounded by the Orange River.1n the North and by the districts of Colesberg, steyneburg, Molteno, Wodehouse and Aliwal Borth in the Cape Province
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Sedimentological and geochemical evidence for late quaternary environmental changes in southern Africa : a case study of the mudbelt deposits off Namaqualand
… coast, but with significant input in the north (Orange Delta) and south (off KIeinsee). There is a fining upcore sequence from the Orange Prodelta southward to the inner shelf (off Kleinsee). This fining-upward sequence is generally indicative of shoreward transgression of the sea (rising …
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Using Geographic Information Systems and remote sensing to improve the management of kelp resources in South Africa
… South African coastline from Cape Agulhas to the Orange River (the international border with Namibia). The method was designed to integrate past and current analysis of multi-year kelp data from commercial harvesting, biomass and kelp bed extent while allowing for the integration of future surveys …
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Characterising the Namaqualand Mudbelt: Chronology, Palynology and Palaeoenvironments
… mudbelt sediment and an influx of the Buffels River sediment flooded the region at ±3470 yr BP, indicating cooler, less arid conditions. 813C studies reveal the Lower Xobies palaeoflood deposit to be less C4-rich than expected, possibly due to sediment source, and is strikingly isotopically …
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Benthic foraminifera from the Orange-Luderitz shelf, southern African continental margin
… of the continental shelf and upper slope off the Orange River mouth and the Namib Desert was undertaken as an adjunct to sedimentological and geophysical investigations being conducted by members of the Joint Geological Survey/University of Cape Town Marine Geoscience Group. 117 species in 65 …
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An ecotourism approach to tourism development in the Green Kalahari District of the Northern Cape Province
… (277,400 hectares) straddling either side of the Orange River, which represents the international border between South Africa and Namibia. The author of this dissertation was a member of a small team of postgraduate students from the Department of Environmental and Geographical Science at the …
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The Realisation of syntactic principles in non-standard Afrikaans: the correspondence of Jan Jonker Afrikaner (1820-1889)
… study compares the syntax of nineteenth-century Orange River Afrikaans with Dutch and synchronic Afrikaans varieties, with particular attention to Griqua Afrikaans. It provides an account of the differences that are found between the earliest attestations of an extraterritorial variety of the …
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The Realisation of syntactic principles in non-standard Afrikaans: the correspondence of Jan Jonker Afrikaner (1820-1889)
… study compares the syntax of nineteenth-century Orange River Afrikaans with Dutch and synchronic Afrikaans varieties, with particular attention to Griqua Afrikaans. It provides an account of the differences that are found between the earliest attestations of an extraterritorial variety of the …
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The Realisation of syntactic principles in non-standard Afrikaans: the correspondence of Jan Jonker Afrikaner (1820-1889)
… study compares the syntax of nineteenth-century Orange River Afrikaans with Dutch and synchronic Afrikaans varieties, with particular attention to Griqua Afrikaans. It provides an account of the differences that are found between the earliest attestations of an extraterritorial variety of the …
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The Realisation of syntactic principles in non-standard Afrikaans: the correspondence of Jan Jonker Afrikaner (1820-1889)
… study compares the syntax of nineteenth-century Orange River Afrikaans with Dutch and synchronic Afrikaans varieties, with particular attention to Griqua Afrikaans. It provides an account of the differences that are found between the earliest attestations of an extraterritorial variety of the …
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