Faculty of Science & Technology (FST): Recent submissions
Now showing items 3681-3700 of 4213
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Drought analysis in southern highland and central Tanzania
(Department of Meteorology School of Physical of Science University of Nairobi, 2010)Temporal characteristics of meteorological drought were investigated to provide a frame work for sustainable water resources in the southern highland and central Tanzania These regions are intensely productive in ... -
Analysis of rainfall characteristics in Tanzania for climate change signals
(Department of meteorology School of physical sciences University of Nairobi, 2009)Tanzania as many other countries in Africa depends on rain water for various economic activities in order to achieve its development. The global climate change has not isolated Tanzania, the rainfall climatology of the ... -
Petrology and tectonic evolution of Achaean and neoproterozoic rocks Of the kakamega - kapsabet area, western Kenya
(2000)The Kakamega - Kapsabet study area located in western Kenya, occurs at the tectonic contact zone between the Archaean Nyanza Cratonic Segment (NCS) an extensive segment of the larger Tanzanian Craton (TC), and the ... -
Intra-seasonal characteristics of daily rainfall over Uganda during the wet seasons
(Department of Meteorology, University of Nairobi, 2007)Over 80% of the population in Uganda lives in rural areas whose most of socio-economic activities are rain-fed, yet rainfall displays largest variability in both space and time which is reflected in either the amounts ... -
Assessing the impacts of rainfall variability on hydropower sector in Tanzania
(2009)Industrial production is gradually playing a strategic role in the socio-economic development of the country. This sector is heavily dependent on electrical power generated to a large extent from hydro-electric-power it ... -
Maize yield weather modeling aimed at forecasting at katumani
(Department of Meteorology University of Nairobi, 1994) -
Diagnosis and predictability of east african rainfall on intraseasonal to interannual timescales
(Department of Meteorology University of Nairobi, 2000)Almost all facets of societal and economic activities in East Africa are critically dependent on the variability of seasonal rainfall which mostly occurs during March-May (long rains) and September/October-December (short ... -
E-Readiness assessment in microfinance institutions in Kenya
(School of Computing and Informatics, 2009)The growing importance of the Internet world and technological innovations has become a major catalyst for change in many business operations and processes including the financial sector players. In fact, Internet-based ... -
Assessment of climate variability and change impacts on livelihoods and coping strategies in upper Nile state, south Sudan:
(Department of meteorology college of biological and physical sciences University of Nairobi, 2011)Climate variability and change have serious environmental, economic, and social impacts on South Sudan in particular, where livelihoods of large populations depend on rain fed agriculture. Drought and flood are the major ... -
Assessment of maize crop water requirements and productivity under climate change in central and southern regions of Malawi
(Department of Meteorology University of Nairobi, 2009)The rapid population growth, poverty and climate variability have resulted into food insecurity in Malawi. The impacts of climate change on agriculture will add challenges to ensuring food security and poverty reduction ... -
The impacts of weather on sugarcane production in the mumias sugar zone of western Kenya
(Department of meteorology School of physical sciences University of Nairobi, 2011)This study sought to understand the existing trend in selected weather variables and investigate the effect of these variables on annual yield of sugarcane in the Mumias sugarcane growing region of Western Kenya. The ... -
Predictive potential of east African seasonal rainfall derived from sea surface temperature modes
(Department of Meteorology University of Nairobi, 1997)The major objective of this study was to determine the predictability of East African seasonal rainfall using sea surface temperatures as the major predictors. Due to the problems associated with timely availability of ... -
Phytochemical investigation of resins from Commiphora holtziana (HAGAR) in kenya
(Depatment of Chemistry, University of Nairobi, 2009)Commiphora holtziana (Hagar in Somali) gum resms were extracted by steam distillation to separate essential oil, resins and gums. The resin component was extracted by methanol followed by acetone, ethyl acetate, ... -
Spatial- temporal characteristics of respirable suspended particulates at some selected sites in Nairobi and their relation to meteorological parameters
(Department of Meteorology University of Nairobi, 2004)Air pollution is a major environmental problem, affecting developed and developing countries around the world. Increasing amounts of potentially harmful gases and particles are being emitted into the atmosphere, resulting ... -
The influence of geology and land use, land cover impacts on the river nyando basin, Kenya
(Department of Geology University of Nairobi, 2005)The topography of a catchment evolves as the product of tectonic construction interacting with weathering and erosional processes intimately tied to climate, composition of vegetation cover and the hydrological regimes. ... -
Designing a real time train control and monitoring system architecture: a case study of Rift Valley Railways
(School of Computing and Informatics, 2011)A train control system is a vital part of a railway transportation system especially for a single line like RVR Railway. In a single line the track is a shared resource but unlike road vehicles the train is does not steer ... -
Atmospheric circulations associated with extreme events in seasonal rainfall over west Africa
(Department of meteorology School of physical sciences University of Nairobi, 2005)This study examined the atmospheric circulation pattern associated with extreme rainfall events over West Africa during rainfall season. The atmospheric circulation patterns are crucial in determination of the mechanisms ... -
A numerical investigation of the impacts of the variations in lake victoria surface temperature on east African climate
(Department of Meteorology University of Nairobi, 2000)In this study the NCAR regional climate model version 2 (RegCM2) was successfully employed to investigate the impact of the variations in the Lake Victoria surface temperature on the seasonal climatic conditions of the ... -
Potential causes and predictability of the space - time patterns of the decadal rainfall variability modes over East Africa
(Department of Meteorology University of Nairobi, 2005)Extreme rainfall events have devastating socio-economic impacts associated with food shortages, insufficient hydropower, water, shelter, loss of life and property. Prediction and timely early warning of such extreme ... -
Monitoring vegetation phenological stages using remote sensing data for pasture management in selected asals of Kenya
(Department of meteorology School of physical sciences University of Nairobi, 2011)The objective of this study was to monitor phenological stages of grassland in selected ASALs of Kenya, so as to provide information for sustainable pasture management. NDVI data obtained by the VEGETATION instrument ...
