Browsing Doctoral Degrees (Environmental Science) by Issue Date
Now showing items 1-20 of 66
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Soil conservation policy in South Africa, 1910-1992 : the human dimension.
(1996)The overwhelming focus of documentary sources indicate that traditional approaches to land degradation and soil erosion in South Africa have focussed on the physical dimension of the problem and the development of practical ... -
Geohelminth transmission among slum-dwelling children in Durban, South Africa.
(2001)Geohelminthiasis is a serious problem in city slums and despite being easily treatable in the short term, its elimination enjoys a low priority by parents, teachers and public health authorities. This is partly due to ... -
Lipid peroxidation and the antioxidant systems in soybean seed maturation and germination.
(2003)The biochemical changes taking place during soybean seed development and gennination, and some aspects of desiccation tolerance were assessed with reference to lipid peroxidation and antioxidant systems. During nonnal seed ... -
Ecological aspects of vegetation establishment on landfills.
(2003)A high level of plant mortality on the Bisasar Road landfill, Durban, South Africa initiated an investigation into the primary causes of the mortalities and a search for potentially tolerant plant species. Field studies ... -
The epidemiology of malaria in Zambia.
(2003)Nearly half of the world's population lives in tropical and temperate climates where they may be at risk from one or more vector borne diseases. Approximately 2.1 billion people, living in more than 100 countries are at ... -
Impacts of elevated CO2 on the growth, production and water use of a South African C4-dominated grassland community.
(2004)Abstract available in PDF file. -
The effect of distance from clinics on maternal and child health (MCH) service utilization and MCH status.
(2004)There is strong evidence from developing countries to support the hypothesis that physical accessibility of health services, particularly absolute distance from clinics, is a major determinant of health service utilization ... -
Use of constructivism in the development and evaluation of an educational game environment.
(2004)Formal learning contexts often present information to learners in an inert and highly abstract form, making it unlikely that learners would ever use this information in their every-da y lives. Learners do, however, show ... -
Critical systematic engagements with rural development and nature conservation organizations.
(2004)This collection of papers represents the author's maturing reflection on systemic engagements with three different organizations within the latter half of the first decade in post-Apartheid South Africa. The first two ... -
A viable strategy to sugar cane lignocellulosic bio-ethanol development in Southern Africa.
(2004)In the current era, oil deficit countries around the world seriously consider shifting dependence from conventional gasoline to renewable bio-ethanol fuel in the transport industry. Arguably, blending l0vol% dry ethanol ... -
Use of constructivism in the development and evaluation of an educational game environment.
(2004)Formal learning contexts often present information to learners in an inert and highly abstract form, making it unlikely that learners would ever use this information in their every-day lives. Learners do, however, show a ... -
A strategy to improve agricultural production in a rural community through on-farm research and technology transfer.
(2005)Agriculture is a potentially important activity to address poverty, hunger and unemployment in rural communal areas. To cater for the needs of the many small-scale farmers in KwaZuluNatal, the Farming Systems Research ... -
The social, economic and environmental impacts of ecotourism : case studies of the St. Lucia area and the uKhahlamba-Drakensberg region in South Africa.
(2005)The study focuses on two World Heritage sites in KwaZulu-Natal (uKhahlambaDrakensberg Park and the Greater St Lucia Wetlands Park). It sets out to critically examine the social, economic and political aspects of natural ... -
Organizational culture and its underlying basic assumptions as a determinant of response to change : a case study of KwaZulu-Natal's conservation sector, South Africa.
(2005)This study was concerned with elaborating theory and informing practice about the process of managing change in organizations. It was premised on the implications of organizational culture and its underlying basic assumptions ... -
Socio-economic and environmental perceptions and impacts of violence and crime in residential areas in Durban, South Africa.
(2006)Violence and crime are amongst the most difficult of the many challenges facing South Africa. There is widespread concern in all segments of society about persistent and widespread violence and crime. The central aim of ... -
Towards improved corporate social and environmental reporting in South Africa.
(2007)This thesis contributes towards improving corporate social and environmental reporting (CSR) in South Africa, by determining what about CSR would need to be and could be improved. The sources of information for this were ... -
Managing relationships, learning and demands in protected areas : a social systems analysis.
(2007)This thesis seeks to contribute to the improved understanding of social systems analysis in management effectiveness research on protected areas. It develops and applies propositions for incorporating the analysis of social ... -
The fate of non-limiting solutes and the processes of solute retention in the uMkhuze Wetland system, KwaZulu-Natal, South Africa.
(2008)Wetlands have long been recognised as enhancing the quality of inflowing waters, particularly regarding the plant macronutrients nitrogen and phosphorus. Any research into non-limiting solutes has largely been of a 'black ... -
An assessment of the appropriateness of agricultural extension education in South Africa.
(2008)This thesis is about agricultural extension education. The context is agricultural extension in South Africa. It addresses the following questions: To what extent does current agricultural extension education in South ... -
Improving end to end delivery of land administration business processes through performance measurement and comparison.
(2010)The delivery of land administration (LA) systems particularly in urban areas underpins housing, industry and infrastructure development as well as the smooth operation of land and credit markets. However, fragmentation of ...