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 20 of 48 for “"Eastern Africa"”.
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A numerical simulation of tropical storm Chedza over south-eastern Africa
… and agriculture over several regions in south-eastern Africa. The flooding was associated with tropical storm Chedza that developed in the Mozambique Channel on 11 January 2015. This study investigates the atmospheric circulation and potential mechanisms responsible for the heavy rainfall event …
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Understanding the characteristics of droughts over Eastern Africa in past and future climates
… a threat to socio-economic activities across eastern Africa and its river basins. While there are indications that global warming may continue to enhance evaporation and intensify droughts at all scales, most drought projections over eastern Africa are based on rainfall alone and are limited …
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Combining Common Bean Rust Resistance And Heat Tolerance In Snap Beans (Phaseolus Vulgaris L.) For Eastern Africa
… and yield at six contrasting field sites in East Africa and response to heat stress verified in Puerto Rico. Rust incidence and severity was high at three sites. Three of the four breeding lines and only two of the 12 cultivars were rust resistant. The breeding lines showed stable yields in East …
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Effective even when neglected: Farmer groups and the diffusion of agroforestry innovations in rural communities of Eastern Africa
The purpose of the current dissertation is to explore the contribution of development-oriented farmer groups to the diffusion of innovations in rural communities of Kenya and Ethiopia, to identify the key factors that determine the effectiveness of diffusion, and to derive recommendations that aim …
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Quantifying emissions of carbon dioxide and methane in central and eastern Africa through high frequency measurements and inverse modeling
… observations are particularly scarce on the African continent, despite Africa's significant CO2 emissions from agriculture, biomass burning and land use changes, as well as methane emissions from wetlands. there are very few low frequency flask measurements due to limited logistics and there …
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Planning a Needs-Assessment-Based Approach to Continuing Education Programs for Seventh-day Adventist Clergy in the Eastern Africa Division
… Adventist (SDA) ministers serving in the Eastern Africa Division (EAD).</p> <p><em>Method. </em> The sample of the population for this study was drawn from the SDA clergy and a selected group of laity in the EAD. The data were gathered through a two-part questionnaire. The first part …
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Global crime governance off the eastern Africa littoral: does the response to piracy in the Western Indian Ocean provide a model?
… to Somali piracy in the Western Indian Ocean off eastern Africa. While it has not eradicated piracy or the conditions giving rise thereto, it has effectively contained attacks. This achievement, and the public-private partnerships which gave effect to these efforts, is unprecedented for a response …
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Identifying environmental and organizational issues that affect the promotion of rainwater harvesting by the Southern and Eastern Africa rainwater Network (SEARNET)
The Southern And Eastern Africa Rainwater Network (SEARNET) seeks to promote rainwater harvesting as a risk reduction strategy and means to improve livelihoods through its member national rainwater harvesting associations. SEARNET is an important channel of international donor funding from the …
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Assessing the representation of teleconnective drivers of rainfall over Eastern Africa in global and regional climate models and projected future changes
… An important driver of climate variability for Africa is the sea surface temperature (SST) - rainfall teleconnection, such as the El Ni˜no/Southern Oscillation (ENSO) and Indian Ocean Dipole (IOD). In this study, an assessment of the teleconnection between tropical SSTs and Eastern African …
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A critical examination of the humanitarian visa as a complementary pathway in ameliorating the plight of “climate displaced persons” in Eastern Africa.
Eastern Africa has grappled with increasing numbers of displaced persons in the past 20 years because of flooding, tropical storms, landslides, and prolonged seasons of drought. Although there is widespread recognition of the impact of climate change on populations in this region, persons displaced …
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Investigating the Extent of Collaboration Between Jesuit Administrators and non-Jesuit Faculty and Staff in Jesuit Secondary Schools in the Eastern Africa Province: Staying True to Mission
… and Staff in Jesuit Secondary Schools in the Eastern Africa Province: Staying True to Mission</p> <p>The Society of Jesus (Jesuits) is well known for its educational institutions. Over the years, Jesuits have run excellent schools all over the world. However, Jesuits have also realized the …
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Biological assessment of tropical riverine systems using aquatic macroinvertebrates in Tanzania, East Africa
In Tanzania, and in East Africa in general, bioassessment methods for monitoring and assessing riverine ecosystems are not yet in place. This thesis describes the development of a macroinvertebrate-based bioassessment method for assessing the degree of anthropogenic disturbance in Tanzanian rivers. …
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Settler and Administration Antagonism in Colonial German East Africa, 1885-1925
… of settlers, administration in German East Africa, and the metropolitan government in Germany provides a more nuanced understanding of German colonialism as a whole. The relations between these groups were characterised by tripartite divisions that persisted throughout the period of official …
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Climate, Ecology, and Human Evolution during the Plio-Pleistocene
… seeks to investigate hominin paleoecology in eastern Africa by reconstructing aspects of climate and ecology using stable isotope analysis.</p> <p>The first part of this dissertation is focused on the ecology of primates and hominins. Modern tropical African ecosystems provide a useful model …
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A model study of the interannual variability of Tanzanian rainfall
… to capturerainfall variability patterns over Eastern Africa and the western tropical Indian Oceanduring the rainy seasons (October to December (OND) and March to May (MAM)) isassessed against data derived from National Centre for Environmental Prediction (NCEP)model and Global Precipitation …
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Determinants of student achievement in Botswana, South Africa and Zimbabwe : a multilevel approach
… This study has used data from the Southern and Eastern Africa Consortium for Monitoring Educational Quality (SACMEQ III) to estimate the determinants of student mathematics achievement in three developing countries in Southern Africa; namely, Botswana, South Africa and Zimbabwe.
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An Analysis of Illegal Bushmeat Availability in Local Restaurants Located in Voi, Kenya
… wildlife populations throughout much of Africa. For many years the trade was thought to exist primarily in Western Africa. The illegal use of bushmeat in Eastern Africa, including Kenya, went undocumented and unstudied. In 2004, the Born Free Foundation published a study which claimed …
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Identification of Pythium species inducing common bean (Phaseolus vulgaris L.) root rot symptoms and development of backcrosses to improve the level of varietal resistance to this disease
… a prioritary crop in various countries of East Africa and is grown mainly by small farmers for home consumption, the excess being sold in markets. Important yield losses of common bean induced by root rot diseases have been identified in several countries in East Africa including Rwanda. This is …
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Study of Surface Tension, Natural Evaporation, and Subcooled Boiling Evaporation of Aqueous Surfactant Solutions
… scarcity in the greater Los Angeles area, south eastern Africa nations, eastern Australia and eastern Mediterranean countries has highlighted the cost of water loss by evaporation. Surfactants are studied as a potential effective method of suppressing evaporation in water reservoirs and lowering …
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