African Journal of
Environmental Science and Technology

  • Abbreviation: Afr. J. Environ. Sci. Technol.
  • Language: English
  • ISSN: 1996-0786
  • DOI: 10.5897/AJEST
  • Start Year: 2007

AJEST Articles in press

An Assessment of Weather and Climate Change impact on Human Health in the Case of Addis Ababa City, Ethiopia

Article in Press

It is well known that weather conditions could aggravate factors for climate-sensitive disease. This paper assesses on the effects of extreme temperature and rainfall events on human health in Addis Ababa City. Health statistics of different seasons were utilized for the assessment of health impact on urban population in Addis Ababa. Surface temperatures pattern were analyzed to investigate the urban warming effect....

Author(s):Ethiopian Civil Service University, College of Urban Development and Study

Assessment of Solid Waste Management Practice in Wolkite Town, Central Ethiopia

Article in Press

Solid Waste is unwanted materials generated from different sources. The objective of the study was exploring major solid waste and management in Wolkite town. The data was collecting using primary data through questionnaires, structure and semi-structured interviews, and field observations. The analysis of this work was carried out using quantitative description. Data on frequency distribution of solid waste in Wolkite...

Author(s):Belachew Garedew

Quantitative analysis of meteorological factors: evapotranspiration, relative humidity, precipitation, temperature, NAO and ONI atmospheric index for 2017, Managua, Nicaragua

Article in Press

The purpose of this paper is to synthesize the analysis of the relationship that occurs between the occurrence of disasters, the level of development and the need for a sustainable development style as a framework strategy for comprehensive risk management. The so-called natural disasters are not in essence natural, but only triggered by natural events such as floods or earthquakes; the disaster itself is a social...

Author(s):Victor Rogelio Tirado Picado

COMPARATIVE EVALUATION OF THE POTENTIALS OF EXOTIC AND INDIGENOUS BREED HEN EGGSHELL POWDER AS AN ADSORBENT FOR THE REMOVAL OF CHROMIUM (VI) ION FROM TEXTILE WASTEWATER

Article in Press

This study focused on the comparative evaluation of the potentials of exotic and indigenous breed hen eggshell powder as an adsorbent for the removal of Chromium (VI) ion from textile wastewater. The effects of adsorbent dosage, contact time, solution pH and solution temperature were investigated in a batch process and evaluated. The results showed that the optimum conditions were adsorbent dose of 6g, contact time of 3 h,...

Author(s):Folami, N.A., Oyebola, M.O., Dare, B.T. and Edafeshebure, O.

APPLICATION OF TRACERS IN GROUNDWATER HYDROLOGY

Article in Press

Laboratory study was carried out to investigate the effect of acidic and alkaline characteristics of groundwater medium on three tracers (rhodamine B, eosin and potassium dichromate) commonly used for groundwater investigations. This is with the view of improving the criterion used in the selection of tracers for groundwater investigations. The factors considered are: the maximum tracer concentration, Cmax, which could be...

Author(s):J.O. Jeje

Evaluation of a poultry litter pelleting machine

Article in Press

In this study a designed and fabricated single screw pelleting machine was evaluated for the production of poultry litter pellets. The design of the components (hopper, barrel, screw auger, dies) of the poultry litter pelleter was done using standard engineering procedures. The poultry litter obtained from a local farm was air-dried, milled and rewetted to the moisture content required for the experiment. Performance...

Author(s):M.O. Kolade, B.A. Adewumi, O.U. Dairo, O.A. Adejumo

The pedobotanical significance of Colophospermum mopane on granitic soils found in Mushandike Wildlife Sanctuary within Tokwe Mukorsi basin in Zimbabwe

Article in Press

An analysis of the vegetation and soil relations in a mixed Tree Bush Savannah (TBS) of Mushandike Wildlife Sanctuary within Tokwe Mukorsi dam basin of Zimbabwe is presented. The objective of this study was to ascertain some perceptible Colophospermun mopane species found in low lying arid or semi arid areas on granite to confirm its indicator value for sodic soils in Zimbabwe. Enumeration and measurements of species along...

Author(s):Zhou N.M.

Public Water Supply and Sanitation Authorities: A Sustainable Domestic Water Management Strategy in Tanzania

Article in Press

Water supply is a mandatory service for Tanzanians from respective legal public water utilities, and their sustainability reflects implementations of best management strategies at local level. The objective of this study was to assess current approaches used in water quality and quantity managements in Tanzania. This was achieved through secondary water data tends, on-site water quality assessments, visits of respective...

Author(s):Mesia Lufingo

Determination of indoor neutral air temperature for occupants in naturally ventilated residential buildings of the warm climate zone in Ethiopia

Article in Press

Neutral temperature determination study conducted in naturally ventilated residential buildings of Jimma town, south-west Ethiopia. 98 residential buildings were systematically selected and the questionnaire was administrated to adult residents in each of selected buildings. They were asked about their thermal sensation for consecutive seven days at living rooms in the morning, afternoon, evening and night times and their...

Author(s):Chali Yadeta, Gudina Terefe Tucho and Esayas Alemayehu

Sustainability Management in the Mining Industry - A Case Study of AngloGold Ashanti Obuasi Mine

Article in Press

In recent times, there has been growing concerns about natural resource depletion and pollution related problems across mining areas in Ghana. This research presents a study on sustainability management of large-scale mining concessions, using AngloGold Ashanti as a case study. A top down approach (looking into arguments from different stakeholders) and qualitative interviews were adopted to gather information. Conclusions...

Author(s):Francis Atta Kuranchie, Wisdom Kanda, Prosper Naah Angnunavuri and Richard Atta Kuranchie

The Impact of Urban Expansion on Physical Environment in Debre Markos Town, Ethiopia

Article in Press

This study aims to investigate the major consequence of urban expansion in urban areas particularly in Debre Markos town with review of relevant literatures. The finding of the paper was presented by using charts, table, graphs, and figures. This study shows that Debre Markos town is one of Ethiopian urban settings experiencing unique rate of urbanization through expansion. The findings of the study showed that the trend...

Author(s):urbanization, urban expansion, environmental degradation, environment

SHORT TERM WATER QUALITY ASSESSMENT OF VAMANAPURAM RIVER, THIRUVANANTHAPURAM DISTRICT, KERALA, INDIA

Article in Press

The study was carried out in Vamanapuram River, Thiruvananthapuram district, Kerala, India to assess the water quality for domestic purposes between February and July, 2017. Fifteen physico-chemical parameters of water were estimated and qualitative and quantitative studies of algae were made. Low values of DO (3.0 - 3.97 mg/l) and high BOD (12.0 - 15.0 mg/l) indicate high level of organic pollution in the river. The...

Author(s):Aiswarya, S., Bindu, L. and Shaji, C.

Functionality and sustainability assessment of small scale water supply schemes in Afar Region, Ethiopia

Article in Press

It is very precious to get clean and enough potable water supply in many parts of the Afar region in Ethiopia. Most of the Afar population living condition is nomadic and cattle based agriculture, hence move from place to place to search hay and food for their cattle. They settle, most of the time, along the periphery of the rivers. Lots of governmental and non-governmental organizations, like Kelem Ethiopia, are...

Author(s):Melese Chanie Shumie

Biomonitoring of dust pollution of road side of Kathmandu valley using Air Pollution Tolerance Index (APTI)

Article in Press

Biological monitoring and assessment studies due to urban--road pollutants were carried out using Air Pollution Tolerance Index (APTI) of plants. Four plant (leaf) parameters--namely ascorbic acid, total chlorophyll, relative water content and leaf extract pH were combined together in a formulation signifying the APTI of plants. APTI was calculated for five different shrub species viz. Bougainvillea glabra, Duranta...

Author(s):Shobha Dhyani, Anjana Devkota, Sushila Devi Shrestha, Pramod Kumar Jha

ANALYSIS OF HEAVY METALS IN SOIL OF MECHANIC WORKSHOPS ALONG AIRPORT ROAD, ABUJA

Article in Press

Concentrations of Pb, Zn, Cd, and Cu, were determined in topsoil collected from Gosa, Sabon-Lugbe, Aco and Lugbe Auto mechanic workshops along airport road, Abuja, Nigeria, using flame atomic absorption spectrophotometry method with a view to determining the level of contamination of the areas with the heavy metals. Average values of the heavy metals in (ppm) for all sample locations ( Gosa, Lugbe, Aco and Sabon-Lugbe)...

Author(s):Jibrin, N.A, and Abdullahi, K

VALORIZATION OF FOREST AND AGRICULTURAL WASTES FOR PRODUCTION OF BIOFUEL AND CHEMICAL

Article in Press

Conventional production of platform chemicals from fossil fuel has two major disadvantages. It exerts pressure on the depleting world fossil-fuel resources and posses enormous environmental threat. Lignocellulosic materials such as wood wastes are potential resources for the production of chemicals and biofuels. Forest/Agricultural wastes are cheap, renewable and their conversion to bio-based chemicals contributes to green...

Author(s):Adekunle E A, Ayodele O O, Olorode M. E, Akala A O, Agbejinmi B. D

Removing iron ions contaminants from groundwater using modified nano-Hydroxyapatite by nano manganese oxide

Article in Press

In this article, we study modified nano-hydroxyapatite (HAp) by nano manganese oxide (Mn3O4) as adsorbent material to remove iron ions from groundwater. Different parameters were studied to option optimum conditions of removing such as contact time, pH, initial concentration, a dosage of adsorbent, agitation speed and temperature. Kinetics studies included first order (R2= 0.915), pseudo-first order (R2 = 0.936), second...

Author(s):Mohammed Abd-El-Aal Ahmed Ayash , Tarek Ahmed Seaf Elnasr, Madiha Hassan Soliman

Comparative study of combustible briquettes based on municipal solid waste and residual biomass produced by different processes

Article in Press

A good knowledge of fuel characteristics is a major asset for their acceptability and their diffusion. The present research is intended to be a contribution to a comparative study of the combustible briquettes locally produced using Municipal Solid Waste (MSW). The physicochemical characterization of the briquettes was carried out by the determination of the moisture content, dry matter, volatile organic matter, fixed...

Author(s):Norbert MANIRAKIZA , Théophile NDIKUMANA and C. Gisèle JUNG

An appraisal of phytoremediation as an alternative and effective remediation technology for crude oil-contaminated soils: A review

Article in Press

The review investigates phytoremediation as an alternative environmentally-friendly method of cleaning and restoring hydrocarbon contaminated soils. Phytoremediation is a ‘green’ technology that exploits the natural ability of green plants to remove, degrade or suppress contaminants in soils, sludges, sediments, surface-water and ground-water in an ecologically-friendly manner. Its processes are stimulated by sunlight...

Author(s):A. A. Oyedeji, L. Besenyei, J. Kayode and M.A. Fullen

Impact of climate variability and change on crop production and farmers’ adaptation strategies in Lokka Abaya District, Southern Ethiopia

Article in Press

The rain fed crop production is inherently sensitive to climate variability and change. This research aimed to investigate the trend of climate variability and change and examine its impact on rain fed crop production in the Lokka Abaya District. For this purpose, 190 respondents were selected using purposive sampling technique from four villages. To collect data, interview schedule, key informant interview and focus group...

Author(s):Buni Lalego, Tewodros Ayalew and Deribe Kaske

Linking Spatial and Temporal Scales to Socio-economic Drivers of Land Use Land Cover Change

Article in Press

Urban land cover changes represent a response to socioeconomic, political, demographic, and environmental conditions. The aim of the study is to develop a methodology that will integrate socio-economic factors on driving forces generated by residents’ and experts’ opinions in order to provide scientific basis and a broader input for establishing Transition Probability matrix than spatio-temporal input than relying only...

Author(s):Tasiu Yusuf Idi, Bashir Adamu and Shittu J. Whanda

Effects of water level on plant characteristics in a restored wetland and referenced natural wetland in Wakiso, Uganda

Article in Press

Wetland restoration success is dependent on the likeness of both structure and function of the restored wetland systems comparable to reference sites. Assessing the success of restoration is reliant on the monitoring and evaluation of the restored system overtime as was done with Nakyesanja, a restored wetland, and Kiryagonja, a referenced natural wetland in Wakiso District, Uganda. The objectives of this study were to...

Author(s):Kunan B. Vesselly, Alfonse Opio, Majaliwa Mwanjalolo, Frank Kansiime

Estimation of carbon dioxide emissions from rice field of Muvumba P-8 marshland in Rwanda

Article in Press

Globally wetlands appear as a significant source of Carbon Dioxide (CO2) emission. Rwanda is facing a new challenge of emission of CO2 gases from the rice fields and there is lack of sufficient data showing how it affects the environment. The objective of this paper is to estimate the CO2 gas emissions in different time of the day to determine maximum and minimum CO2 gas emissions from the rice field. An experiment was...

Author(s):Muthiah Sankaranarayanan, Ave Maria Therese, Ingrid Wesström, Suresh Kumar Pande

ASSESSMENT OF HEAVY METALS IN DOMESTIC WATERS IN FOUR LOCAL GOVERNMENT AREAS OF OSUN STATE, NIGERIA

Article in Press

BACKGROUND: The study determined the concentrations of lead, arsenic, cadmium, zinc and copper in domestic water samples in four Local Government Areas of Osun State, Nigeria. This was with a view of providing information on the quality and safety of domestic waters from wells and boreholes in the study areas. MATERIALS AND METHODS: Two hundred water samples were collected from wells and boreholes in four Local...

Author(s):Happiness Ihechi NJOKU and Omowunmi Sola AGBOOLA

EFFECT OF CARBON DOSAGE AND CONTACT TIME OF ACTIVATED CARBON PRODUCED FROM PALM KERNEL ON ADSORPTION OF LEAD

Article in Press

ABSTRACT This study shows the effect of adsorbent dosage and contact time of activated carbon produced from palm kernel for adsorption of lead. Investigation shows that adsorption of lead by the activated palm kernel reached a maximum after 132 minutes where 67% of lead in the solution was adsorbed. This occurred at an activated carbon concentration of 0.5g/l. Generally, adsorption rate was shown to increase with increase...

Author(s):Otaraku, I. J. and Undiandeye, J. A.

Solid Waste Management Practices and Challenges: The Case of Halaba Town in Southern Ethiopia

Article in Press

Solid waste, which is a consequence of day-to-day activity of human kind, needs to be managed properly. Due to rapid increase in urbanization and population, the generation rate of municipal solid waste in Halaba town is also increasing due to which the town is facing several difficulties in providing proper solid waste management services to its population. Accordingly, the objective of this particular study was to assess...

Author(s):Alamudin Kufa Kedir, Temesgen Eliku and Getachew Demie Gebre

PHYSICO-CHEMICAL ANALYSIS OF GROUNDWATER IN ALIGARH, IGLAS AND BESWAN, ALIGARH DISTRICT, UTTAR RADESH, INDIA”

Article in Press

Iglas and Beswan are the towns in Aligarh district in of Uttar Pradesh, India. These are located along Aligarh- Mathura high way at 24 kms from Aligarh. These are located at 27°43’ N 77°56’ E. It has an average elevation of 178 meters. The town area extends from Karban River (towards Mathura) to old Canal (towards Aligarh).In the present study Groundwater samples were collected from Iglas and Beswan town. The samples...

Author(s):Harit Priyadarshi, Sarv Priya, Shabber Habib Alvi, Ashish Jain , Sangharsh Rao and Rituraj Singh

Assessment of the Vulnerability of Biophysical and Socio-economic Systems to the Impacts of Climate Change and Variability in Mau Forest Complex, Narok County

Article in Press

This study assessed the vulnerability of biophysical and socio-economic systems to the impacts of climate change and variability with particular emphasis on gender, age and marginalized groups using household survey. The study was carried out within the Mau Forest Complex, Narok County in Kenya where the sample size was calculated based on probability proportional to estimated size. Proportionate stratified multistage...

Author(s):Simeon Oruko Oyieko, Samson Okongo Mabwoga, Simon Ole Seno,Vincent Otieno Owanda

Analysis of Regional Flood frequency and its Socio-economic impact in Ethiopia

Article in Press

Flood is the major catastrophic phenomena that induce a significant impact on human life and property. As seminal papers indicated that it is a common problem in Ethiopia; however, its frequency and magnitude had increased rapidly in the last half century. Methods were developed like Flood frequency curves in order relate magnitude of peak flow with return period. The conventional way of flood frequency analysis was...

Author(s):Berhanu Geremew Sinshaw , Mamaru Ayalew Moges, Agumase kinde Tefera , , Simir Birhan Atanaw , Habtamu Muchie Fenta , Haimanot Atinkut Bazezew , , Daniel Geletaw Eshete , Kassaye Gurebiyaw Legese

FOREST LANDSCAPE MODELING FOR SUSTAINABLE FOREST MANAGEMENT

Article in Press

Ikere forest reserve is a State owned forest estate and has experienced changes in its landscape pattern. Therefore, this study is set to assess the dynamic characteristics of the forest reserve landscape between 1985 and 2017 using remote sensing data and spatial metrics. Landscape of the study area maintained complex patterns of spatial heterogeneity over throughout the years. Forest cover loss to other land cover types...

Author(s):CHUKWUKA A. F, ALO A. A AND AIGBOKHAN, O. J

Bacteriological Contamination of Groundwater in Relation to Septic Tanks Location in Ashanti Region, Ghana

Article in Press

Water is an indispensable resource to mankind and life in general. Over the world, issues of water scarcity and quality are becoming pronounced with increasing global population, industrialization and urbanization. Developmental activities of man can lead to the deterioration of surface and groundwater. As a result, groundwater has become an important source of water supply throughout the world. This research is very...

Author(s):Jeremiah Kasalku Takal and Jonathan Arthur Quaye-Ballard

Solid waste sorting and storage practices in the University College Hospital, Ibadan, Nigeria: How environment-friendly?

Article in Press

The study investigated solid waste sorting and storage practices in the different activity areas of the University College Hospital, Ibadan, Nigeria. The hospital was stratified into eight major groups. The groups consisted of 101 units, out of which 42 units were areas, where mixture of medical and non-medical waste were produced. The remaining 59 units were areas where only non-medical waste was generated. Using...

Author(s):AFON Abel Omoniyi and AKINPELU Olusegun Peter

Status and implementing strategies of Municipal Solid Waste Management in the Millennium City of Cuttack (Odisha, India)

Article in Press

Municipal Solid Waste (MSW) has become an issue of the contemporary times especially a concern in the urban environments of developing countries. Modernization and changing life style is contributing to this issue at large. Various aspects of MSW management in the Millennium City i.e. Cuttack, one of the commercial hubs of Orissa were assessed in order to formulate strategies so that effective management can be done. The...

Author(s):Subhani Rath

Assessment of Physico-chemical Parameters in Ferozpur stream of Kashmir Himalayas: Towards understanding the present status

Article in Press

The present study was undertaken to evaluate the physico-chemical parameters and their dynamics in the Ferozpur stream of Kashmir valley. The investigation revealed that the dynamics of physico-chemical parameters depends on both autochthonous and allochthonous inputs and interactions taking place in the stream. This study was aimed to analyze the stream at various locations based on the physico-chemical parameters as most...

Author(s):JAHANGIR AHMAD DAR

ASSESSING THE EFFECTIVENESS OF TERTIARY HEALTHCARE FACILITIES MANAGEMENT IN NIGERIAN: A Case Study of Abubakar Tafawa Balewa Teaching Hospital, Bauchi

Article in Press

This research paper evaluated the level of effectiveness of facilities management in the Abubakar Tafawa Balewa University Teaching Hospital (ATBUTH) in Bauchi town; the existing scope, strategy, practices & roles, challenges with regard to the effectiveness of their management of facilities, engineering and maintenance services. The state of facilities management in ATBUTH.is presented in the result of this...

Author(s):MALTHO KALTHO

ASSESSMENT OF POLLUTANT LOAD GENERATED BY LEAD-ACID BATTERY DUMP SITE IN A RURAL AREA OF OYO STATE, NIGERIA.

Article in Press

This work is aimed at enlightening the public on the level of contamination of our waters and other aquatic environment. A large number of manufacturing companies prefer to locate their plants in the rural environment where no one queries the treatment of their effluents. This attitude is becoming a common practice which has to be regulated. In this research, Lalupon, a rural setting in Ibadan, Nigeria is no longer a safe...

Author(s):ELIAS EMEKA ELEMIKE

Bacteriological quality of drinking water sources in rural communities of open defecation free Villages of sire District, South East Ethiopia

Article in Press

Introduction: A high proportion of waterborne disease outbreaks that are most often originating from pathogens, which found in drinking water sources due to fecal contamination. Both developed and developing countries may face the pollution problems of water sources, invariably though they are the most prevalent issues in the third world nations. Objectives: The objective of this study was to assess the bacteriological...

Author(s):Tesfaye Legesse ,Tadesse Getahun ,Sintayehu Bedada, Shimelis Adugna

Assessment of physico-chemical and bacteriological quality of drinking water at the source, storage, point of-use, dry and wet season in Damot Sore Woreda, Southern regional state, Ethiopia

Article in Press

Source to in-house and seasonal contamination of drinking-water quality is a persistent problem in developing countries. This study was conducted in Damot Sore Woreda, Southern Ethiopia to examine physico-chemical and bacteriological quality of drinking water. In this study, four Kebele administrations were selected by purposive sampling technique. Location map and water quality sampling point were prepared using Arc GIS...

Author(s):Meseret Bekele (MSc) and Mihret Dananto (PhD)

Investigation of Heavy Metals in Water and Potential Tributaries of Gilgel Gibe I Hydroelectric Dam;Pioneer Dam of SW ethiopia

Article in Press

In this study, some heavy metals (Pb, Cd, Cr, Cu, and Co) were analysed in the pioneer hydroelectric dam of South West Ethiopian’s of Gilgel Gibe I and its potential tributaries. Five water samples from the dam and four water samples from potential tributaries were collected by systematic random sampling and purposive sampling method respectively. The water Samples and blanks were digested prior to analysis. FAAS were...

Author(s):Fuad Abduro, Abera Gure (PhD) and Kassim Kedir

COMMUNITY PARTICIPATION IN FOREST RESOURCE CONSERVATION: THE CASE OF AMEYA WOREDA, OROMIA REGIONAL STATE, ETHIOPIA

Article in Press

The objective of this study was to assess existing participation of Ameya Woreda community in forest resource conservation (2013). Opinion survey, semi-structured interview, personal observation, and focus group discussion were employed to obtain primary and secondary data. 184 samples respondents were contacted in the case obtaining primary data. The data collected from primary sources were analyzed using descriptive...

Author(s):Tezera Teshale Alemu

Microbial succession in a laboratory-scale bioremediation of oily sludge

Article in Press

This study sought to identify microbial succession during a laboratory scale-bioremediation of oily sludge. During the 12 week bioremediation study, samples were obtained, diluted and treated to a cocktail of spread-plating on nutrient, potatoes dextrose and Bushnell Haas agar were employed for heterotrophic, fungal and hydrocarbon utilizing bacterial and fungal count. Tentatively, biochemical, morphologic and microscopic...

Author(s):Ibiene, A.A., Akada, N.A, and Effiong, E.C

A HEALTH RISK ASSESSMENT OF POTABLE WATER SUPPLY FRAMEWORK OF UNIVERSITY OF PORT HARCOURT

Article in Press

The study determined the physicochemical and microbiological properties of the water supply sources at the University of Port Harcourt; as well as employed a triangulated descriptive cross-sectional retrospective survey, to identify the factors that guide consumers’ selection and consumption of drinking-water, and equally assessed their perception of drinking-water quality and its impact on public health. The pH of all...

Author(s):TOCHUKWU JOSIAH NNAEMEKA OKONKWO

MANAGING ANTHROPOGENIC WASTES IN THE COASTAL WATERS IN NIGERIA, AS A MEANS OF GENERATING EMPLOYMENT

Article in Press

Human health and environmental quality are undergoing continuous degradation by the increasing amount of wastes being produced. Although some environmental pollution is as a result of natural causes, most are caused by human activities (anthropogenic). Waste generation is closely linked to population, urbanization and affluence. The Coastal zones constitute some of the world’s most productive areas. The offshore sectors...

Author(s):Aladetohun Nike. Funmilayo

IMPACT OF ARTISANAL MINERAL MINING ON SOME HEAVY METALS CONCENTRATION AND CHEMICAL PROPERTIES OF SOILS OF ENYIGBA MINING AREA IN ABAKALIKI, SOUTHEASTERN NIGERIA

Article in Press

The study was conducted at Enyigba mining area in Abakaliki, Southeastern Nigeria, to evaluate the effect of artisanal mineral mining activities on heavy metals (lead, zinc and cadmium) concentrations and Chemical Properties of soils of Enyigba mining area. Auger Soil Samples (0-20cm) were collected at the four compass directions from zero to 100m and 2500m away from the mine site at 10m intervals. At each sampling...

Author(s):NWOGHA, J. S., OSODOKE, V. E., CHUKWU, L. I., and ANO A. O.

Effects of the Bujagali Hydropower project on major physico-chemical characteristics of Upper Victoria Nile water, Uganda

Article in Press

The Bujagali hydropower project is a 250 megawatt facility that was set up to alleviate power shortages in Uganda. The project was perceived to have negative effects on major physico chemical characteristics of the upper Victoria Nile water. Key water physico chemical parameters monitored biannually in April and September from 2006 to 2015 at the upstream and downstream transects and in the reservoir were dissolved oxygen,...

Author(s):Wanda Fred Masifwa, Amondito Brenda, Moureen Matuha, Henry Ocaya and Godfrey Magezi

Importance of Stakeholder’s Collaboration on Environmental Health in Niger Delta using CSR as a framework

Article in Press

During the past five decades the Nigerian Government generated vast resource from oil revenues from various oil related operations. However, the Niger Delta region of Nigeria has experienced various form of unrest due to the devastation caused by oil drilling in the region ranging through oil spillage, water contamination air pollution and various ecological dilapidations. This study examines and tests sstakeholders...

Author(s):Oduguwa Ade Gorryola

DETERMINING DOSE-RATES OF DRILL CUTTING MUD WASTES IN AFIESERE FIELD, NIGER DELTA, NIGERIA USING HIGH PURITY GERMANIUM DETECTOR

Article in Press

During drilling operation, operators face challenges related to processing large volumes of produced drill cutting wastes which contain hazardous materials and can be detrimental to the environment when not treated properly prior to disposal. Radio-nuclides, a constituent of drill cutting wastes which could cause adverse effects on the environment at concentration above the acceptable limit have not been thoroughly...

Author(s):Falode, O.A and Ladapo, A.E.

ASSESSMENT OF GROUND WATER QUALITY: A CASE OF HAWELLA TULLA, HAWASSA

Article in Press

The quality of ground water depends on various chemical constituents and their concentrations, with the booming of the Hawassa city; the existing situation of the water quality status and the corresponding anthropogenic impacts on the ground water aquifer is questionable. So, the aim of this study was to assess the present status of the groundwater quality on the basis of seasonal variation in Hawella Tulla sub-city,...

Author(s):Getachew Meka, Lalisa Gemechu

Establishing criteria to select reference sites for ecological and water quality assessment in Ethiopian highland streams

Article in Press

The concept of a reference condition is increasingly used to describe benchmarks against which current condition is compared. This study defines criteria that represent reference sites for assessing highland streams in four major river basins of Ethiopia. Twenty a priori criteria were chosen as representative for Ethiopian highlands and they reflect some aspects of naturalness and address wide range of human disturbances....

Author(s):Aschalew Lakewa and Otto Moog

ESTIMATING THE WILLINGNESS TO PAY FOR IMPROVED MUNICIPAL SOLIDWASTE MANAGEMENT IN NAIROBI, KENYA

Article in Press

The rapid accumulation of municipal solid waste in many developing countries has been linked to urbanization, population growth and low budgetary allocation for urban solid waste management. This study aims at determining the households’ willingness to pay for improved solid waste management to reduce air pollution in Nairobi, Kenya. In order to undertake the study, the sample of 114 households around the Dandora...

Author(s):Department of Environmental Sciences, Kenyatta University, Kenya

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