Environmental & Physical Sciences

Research Papers/Topics Environmental & Physical Sciences

Veld fire management strategies in rural areas: The case of Ward 1 in Hwedza

Abstract This study sought to assess veld fire management strategies in Hwedza Ward 1. Data was collected using questionnaires, field observation and key informant interviews. Major causes of fire in the area include hunting land clearance and smoking bees. Results show that people in Ward 1 have benefited from the introduction of a veld fire management plan that was introduced by EMA in 2010. Frequency of veld fires has declined from 31 between 2005 and 2009 to 11 between 2010 and 2014. As a...

An Exploratory Analysis of the Effects of Climate Change on Vegetation.,” The Case of Mutoko District in Mashonaland East Province, Zimbabwe

Abstract A plethora of researches have been done worldwide to determine and illustrate the effects of climate change on ecosystems, biodiversity especially on vegetation, using the most imperative climatic variables, rainfall and temperature which are of vital importance to plant species growth henceforth, determine biomes, ecosystem and woodlands plant species composition, structure and distribution. This study focused on effects of the climate change on vegetation in Mutoko District in Mas...

Isolation And Characterization Of Phosphate Rock-Solubilizing Microorganisms From Soils And Rock Phosphate Samples Of Panda Hill And Minjingu, Tanzania

ABSTRACT Plants acquire P from soil solution as the phosphate anion. Phosphorus for plant can be obtained from soluble P fertilizers or from insoluble phosphate rocks. It is highly fixed by calcium and by Fe and Al oxides depending on soil pH. Phosphorus solubilizing microorganisms play a major role in P nutrition through solubilisation of insoluble phosphate rocks. The use of phosphate solubilizing microorganisms as inoculants increases P uptake by the plant and crop yield. This study was un...

Comparative Study Between Government And Private Forest Plantations Management Practices: Case Studies Of Sao Hill And Green Resource Forest Plantations, Mufindi Iringa Tanzania

ABSTRACT The study was carried out in Sao Hill and GRL for comparison of management practices applied between government and private forest plantations. The study focused at identifying existing management practices, examining cost involved in forest management practices, assessing forest stand parameters and identify challenges facing management practices in Sao Hill and GRL in five years from 2012 to 2016. Data were collected through direct measurement in the forest stand parameters, struct...

Occupational Hazards, Injuries And Illnesses Associated With Gold Mining. A Case Of Renco Mine, Zimbabwe

ABSTRACT The main objective of this study was to assess the occupational hazards, injuries and illnesses associated with gold mining at Renco Mine. Field observations, interviews, questionnaires and secondary data sources obtained at the company SHE department were data sources used by the researcher. A purposive sampling technique was employed in choosing the General Manager, SHE manager, Mine captain and the Human Resources Manager for interviewing as key informants. Stratified random sampl...

Exploring the impact of work ethics on specific workplace practices in the ministry of Home Affairs & Immigration

Abstract The title of this study is: Exploring the Impact of Work Ethics on Specific Work Practices in the Ministry of Home Affairs & Immigration’s Division of Alien Control, Citizenship and Passports. It’s a mixed research and one of the objectives is to test the correlation between the ministry of Home Affairs and Immigration and the public’s perception on work ethics. The intention of the research is: To assess the employees’ understanding and perceptions with regard to work ethics...

SSA Research 123 PAGES (26632 WORDS) Climate Change Thesis
Community’s Perceptions On The Adequacy Of Health And Safety Precautions Taken When Using Ddt For Indoor Residual Spraying (Irs) For Malaria Control: A Case Study Of Victoria Falls Town

Abstract. The study sought to assess community’s perceptions on the adequacy of health and safety precautions taken when using DDT for indoor residual spraying. Mixed methods were engaged in which collection of both qualitative and quantitative data collection techniques were used. Data was collected through the use of questionnaires and interviews. Questionnaires were randomly administered to a target population of ninety eight housing units. Interviews were also conducted with the key inf...

Assessment Of Household Domestic Waste Management Practices, Kiambu County- Kenya

ABSTRACT This study was carried out to access household domestic waste management practices, perceptions and attitudes, Kiambu County. Household waste is one of the basic services that are currently receiving wide attention in the urban agenda of developing Countries. Lack of effective Household domestic Waste Management has resulted in environmental health hazards and negative impacts on the environment. The study specific objectives were : To document household waste management practices , ...

A Post-Occupancy Evaluation Of Dwelling Density In Multifamily Apartments In Public Housing Estates In Lagos

ABSTRACT This study is an attempt to establish how actual dwelling density during the habitation phase correlates with the programmed dwelling density during design phase in multifamily apartments in Lagos. In this regard, the research attempts to establish design density as the number of adultequivalent persons intended to occupy an apartment. It further attempts to determine the actual dwelling density as the number of adult-equivalent persons occupying the same apartments during habitatio...

Assessing The Utilization And Socio – Economic Impacts Of Osyris Lanceolata (Hochst & Steudel) And Associated Environmental Degradation In Kitui County

ABSTRACT Arid and Semi-arid lands (ASALs) in Kenya are rich in diversity of indigenous plants that have the potential to supply marketable commodities on a sustainable basis such as gums, resins and essential oils, among others. In the recent past there has been rampant unsustainable harvesting of Osyris lanceolata in Kenya to produce raw material to support manufacturing industries. The objectives of this study were to map out O. lanceolata growing zones in targeted sub – counties, assess ...

Effects Of Air Pollution On Tomato Plants (Lycopersiconesculentum)Grown Along Waiyaki Highwayin Nairobi County, Kenya

ABSTRACT Vehicle exhaust fumes emission, as one ofleading major source amongsmoke producing air pollutants, wasexamined in thisstudy. Nairobi,a mega-citywith increasingly high levels of air pollutionwas studied with special emphasison one of its roads,Waiyaki Highway. Objectives were to find if there is air pollution,air pollution effects growth and stress of plants. This roadwasinvestigated to gain scientific understanding of the effects of vehicle fumes on plants. Hotspots (ICEA building, A...

“Housing Development Characteristics In Lagos State Peri-Urban Settlements”

ABSTRACT The emerging housing developments in Lagos State peri-urban settlements is characterised by high level of informal development, poor quality and confronted with multi-dimensional challenges. Policy response to the pattern of growth does not match the pace of rapid housing development in Lagos peri-urban settlements. This research examined the characteristics of housing development in the peri-urban settlements of Lagos State, Nigeria and specifically investigated the drivers of hous...

Spatial-Temporal Variability Of Tropospherical Ozone In City Of Nairobi, Kenya

ABSTRACT Nairobi is an urban city whoseair pollution is increasingly being recognizedas a major publichealthandenvironmentalissue.This is due to poor or deterioratingair quality which is as aresultsof high levels of energy consumption by industries, transport and domestic use. Thenatureofairpollutionisdependentonthesourceprofile of thecity and the presence ofsunlight topromote production ofsecondary pollutants, such as ozone, through photochemical reactions. The study sought to analyze the sp...

Assessment Of Public-Private Partnership For Solid Waste Management In Wote Town, Makueni County Kenya

ABSTRACT Wote is a town in Eastern Kenya, Makueni County. Wote serves as the headquarter of Makueni County and has a population of 9,875. The town has been experiencing rapid population growth. An increase in solid waste is observed due to increase in urbanization, population density and income, changing food habits, taste and pattern. This study aimed at providing an alternative solution to the existing Solid Waste Management (SWM) systems. The study set out to investigate how Public-Private...

Sustainable Utilization Of Woodfuel In Selected Rural Sites Of Mwala Sub-County, Machakos County, Kenya

ABSTRACT Many of the rural households use traditional stoves which have low energy efficiency leading to wastage of wood fuel. This study focused on understanding the sustainable utilization of wood fuel in two (2) sub-locations namely Mwala and Kibauni. The primary objective of this study was to establish if wood fuel utilization styles by the households in the study areas is sustainable. The specific objectives of the study were to: document the types of cooking stoves used by households in...


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