Browsing Doctoral Degrees (Environmental Science) by Title
Now showing items 39-58 of 68
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Optical remote sensing of aboveground forest biomass and carbon stocks in resource-constrained African environments.
(2015)No abstract available. -
Optimisation of an innovative system of sustainable production in Rwanda : the integrated rabbit-fish-rice system.
(2011)Population escalation in the developing world has been associated with increased poverty, food insecurity and environmental degradation. The situation in Rwanda, with 2.82% annual population increase is no exception. The ... -
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 ... -
Perceptions of the conservancy concept, common pool resources and the challenge of collective action across private property boundaries : a case study of the Dargle Conservancy, South Africa.
(2013)Conservancies are viewed as playing an important role in enabling the landscape-scale management of biodiversity and ecosystem services by extending conservation areas beyond the boundaries of formally protected areas ... -
Population genetics of the prawn penaeus indicus (crustacea: decapoda) in the Western Indian Ocean.
Abstract available in PDF file. -
Protected Area Outreach programmes : a case study and critical evaluation.
(1998)Sub-Saharan African conservation authorities are progressively shifting their emphasis away from law enforcement based management strategies, towards management strategies aimed at facilitating local community participation ... -
Rangeland degradation assessment using remote sensing and vegetation species.
(2011)The degradation of rangeland grass is currently one of the most serious environmental problems in South Africa. Increaser and decreaser grass species have been used as indicators to evaluate rangeland condition. Therefore, ... -
The relationship between agency and empowerment : a case study of the Ikhowe craft group.
(2010)There has been considerable debate in the gender and development literature on income earning opportunities and their empowerment potential for women, particularly rural women, in developing countries. In this, a critical ... -
Remote sensing grass quantity under different grassland management treatments practised in the Southern African rangelands.
(2016)Abstract available in PDF file. -
Remote sensing of endangered tree species in the fragmented Dukuduku Indigenous Forest of KwaZulu-Natal, South Africa.
(2016)Abstract available in PDF file. -
Remote sensing of forest health : the detection and mapping of Thaumastocoris peregrinus damage in plantation forests.
(2012)Thaumastocoris peregrinus (T. peregrinus) is a sap-sucking insect that feeds on Eucalyptus leaves. It poses a major threat to the forest sector by reducing the photosynthetic ability of the tree, resulting in stunted ... -
The remote sensing of insect defoliation in Mopane woodland.
(2013)Mopane (Colophospermum mopane) woodlands are a source of valuable resources that contribute substantially to rural economies and nutrition across Southern Africa. However, a number of factors such as over-harvesting and ... -
Remote sensing of the distribution and quality of subtropical C3 and C4 grasses.
(2013)Global climate change is expected to be accompanied by changes in the composition of plant functional types. Such changes are predicted to follow shifts in the percentage cover and abundance of grass species, following ... -
Restoration of a degraded subtropical forest for climate change mitigation and adaptation in the city of Durban, South Africa.
(2017)With unprecedented changes in climate and land-use patterns, a decrease in global biodiversity and ecosystem services has been occurring at an alarming rate. This has resulted in a widespread damage to the life-support ... -
Risk, resilience and social-ecological systems in natural resource-based development in South Africa.
(2015)Ecosystem services, which are dependent on ecological and socio-economic variables, can be viewed as having the potential to help alleviate poverty in rural South Africa. These variables do not act in isolation, but ... -
The risks, management and adaptation to sea level rise and coastal erosion along the Southern and Eastern African Coastline.
(2012)Sea level rise and coastal erosion are two processes which may result in major problems for coastal cities around the world. This is particularly true for Southern and Eastern African cities as they struggle to meet their ... -
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 ... -
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 ... -
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 ...