Environmental & Physical Sciences

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Research Papers/Topics in Environmental & Physical Sciences

Increased Paved Surfaces as Major Factor of Urban Flooding in Humid Tropics: An Example from Calabar, Cross River State, Nigeria

Urban flooding is a major hydrological hazard in most cities of the humid tropics due to high amount of rainfall, unlike in Polar Regions. However, recent increase in flooding menace has been attributed to human activities. This paper presents new insights on the condition of the built-up surface as the major factor of flooding in humid tropical cities using geospatial technology, with Calabar as an example. The study area was first classified, using the unsupervised algorithm into paved...

Determinants of Solid Waste Management System in Uyo Metropolis, Akwa Ibom State, Nigeria

Abstract Solid waste is one of the major challenges facing Nigerian cities. Waste management problem is complex because it involves a multitude of scientific, technical, economic and social factors. However, this essential service is not effectively and properly performed by the concerned bodies in Uyo Metropolis of Akwa Ibom State. Data were collected from both secondary and primary sources. Data on the existing solid waste management system in Uyo Metropolis were collected from primar...

The level of sustainability performance of professionals in hazard prone environment of Akwa Ibom State.

Abstract The study evaluates the level of sustainability performance of professionals in hazard prone environment of Akwa Ibom State. In Nigeria, over 60-70% of Nigerian population relies on farming for livelihood. However, the obvious is that developing countries including Nigeria are lacking in capacity to sustain agricultural production which has resulted in scarcity of food and extinction of some produce. The worst is that professionals do not relate current information which would ...

ASSESSMENT OF THE QUALITY OF SACHET WATER CONSUMED IN BENUE STATE (A CASE STUDY OF OJU METROPOLIS)

AbsractConsumption of sachet water and the resultant effect on human health have prompted severalstudies. Quality assessment of various sachet water brands marketed in Oju Metropolis of BenueState was carried out in this study. Five sachet water brands (SWB) were selected and evaluatedwith   the   paqualab   kit   for  two  weeks   to   investigate   the   physico-chemical,   microbiologicalcon...

ASSESSEMENT OF LANDSCAPE PLANNING IN NIGERIA URBAN CENTERS, A CASES STUDY OF OSOGBO CITY IN OSUN STATE. NIGERIA

ABSTRACTA field survey was carried out at eight (8) locations (Powerline, Sabo, Oja-oba, Oke-ayepe, Oke-baale,  Dagbolu,   Aiyetoro   and  Isale-osun)  selected   randomly   in  Osogbo   city of   Osun  state.Nigeria   to   assess   the   extent   of   Landscape   practice   in   the   city.   This&nb...

Assessment on Affordability of Federal Housing Estate

CHAPTER ONEINTRODUCTION1.1 BACKGROUND TO THE STUDY  Housing can be defined as buildings or structures that individuals and theirfamily may live in that meet certain federal regulations. Housing provision policiesand approaches have long been implemented in many developing nations in a bid toenhance its affordability as an inevitable human need (Teekhong 2012).Ademiluyi (2010) opined that housing represents a major area of deprivationfor the urban poor. The rate of provision of new h...

AN ASSESSMENT OF THE CURRENT ECOLOGICAL STATUS OF KAGOROTSONJE RIPARIAN FOREST, KADUNA STATE

Abstract  The current ecological status of the Kagoro/Tsonje riparian forest was assessed and  information  was  gathered  on  the  flora  and  bird  fauna,  water  quality parameters and soil status. Other data collections were phytoplankton types and population.    Physiocochemical  properties  of  the  soil  were  tested  .Modified Whittakker plots were used to evaluate woody speci...

ASSESSMENT OF LANDUSE/LANDCOVER CHANGE AND FLORISTIC COMPOSITION OF KUWANKA BANZA FOREST RESERVE KEBBI STATE, NIGERIA

 ABSTRACT This research on assessment of land use/land cover change and floristic composition of Kuwanka Banza Forest Reserve in Kebbi State  was carried out to determine percentage change and extent of forest cover of the Reserve area between 1984 and 2013, the current land uses in the forest area  as well  as  the  distribution  and  abundance  of woody species.  Remote  sensing  techniques were used in  this  study,...

ASSESSMENT OF HEALTH AND SAFETY MANAGEMENT PRACTICES AT CONSTRUCTION SITES IN ABUJA, FCT, NIGERIA

ABSTRACTThis study investigated the practices of health and safety management in construction industry focusing on risk assessment, communication and control. To achieve this purpose, the study focused on high-rise building under construction. Three construction sites were selected for detailed study using purposive sampling. 405 questionnaires were prepared and administered to the regulatory body, construction company and the labourers’ at the site. Observation checklist was used as a mean...

Multivariate statistical assessment and spatial distribution of groundwater contamination in Neke and its environs

Groundwater quality in Neke area of southeastern Nigeria was investigated applying multivariate statistical analyses using Statgraphics Centurion XVII, ArcGIS 10.2.2 and Surfer 10 software on hydrochemical and bacteriological data from 25 groundwater samples over land cover of about 1283km2 , in order to unravel the factors influencing ground water quality. From the correlation analysis, Ca2+, Mg2+, K+, and S042- appear to be the main contributors of the ground water TDS, Ca2+ shows a h...

Assessment of the impact of onsite sanitary sewage system and agricultural wastes on groundwater quality in Ikem and its environs south eastern

Physico-chemical, multivariate and bacteriological analyses were integrated to assess the impact of onsite sanitary sewage and agricultural waste on groundwater quality in Ikem and its environs using Rockworks16, Statgraphics Centurion XVII,  ArcGIS 10.2.2 and Surfer 10.  Results of the physicochemical analysis suggest that groundwater samples in the study area acidic, with very few samples having electrical conductivity and total dissolved solids above WHO standard for drinkin...

An investigation on utilization of QS based softwares

CHAFTER ONEINTRODUCTION1.1 BACKGRUOND TO THE STUDYAccording to (Oyediran & Odusami, 2005). The explosive growth of the information andcommunication technology (ICT) has gained unquantified impact on business systemsand   processes.   However,   global   acceptance   and   widespread   adoption   of   ICT   hasaccelerated the dimensions of  competition not only among organizations globally ...

Frequency of change in construction project cost in Kaduna metropolise Nigeria

Abstract This project research assessed the frequency of change in construction project cost in Kaduna metropolis Nigeria. Change was characterised by escalation, discrepancies, overrun and variation of budgeted sum caused by factors like Fluctuation of prices, Shortage of Materials/ Scarcity, Delay in completion, Government policy and officials, Dependency on imported materials, Project fraud and corruption etc., while construction project cost comprises of the cost of labour, cost of mat...

INVESTIGATION INTO FLOOD FLOW PATTERN(A CASE STUDY OF UNIVERSITY ROAD AND DAN FODIO BOULEVARD, AKOKA,YABA, LAGOS)

ABSTRACTFloods are the most devastating of all natural disasters, accounting for about one-third of theeconomic losses and over half of  the deaths associated  with natural disasters worldwide.Flooding in Lagos has become a frequent hazard which is caused by the bad condition of thedrainage systems along the road and the unavailability of water channels to contain excesswater   in   case   of   heavy   rain.   The  &nb...

EVALUATING THE PROBLEMS OF SOLID WASTE MANAGEMENT IN NIGERIA (A CASE STUDY OF GWAGWALADA AREA COUNCIL, FCT- ABUJA)

The study evaluates the problems of solid waste management in Nigeria. The study has the following objectives: to examine the consequences of poor solid waste management in Nigeria, a case study Gwagwalada Area Council, Abuja and to identify the strategies that has been adopted in solid waste management in Nigeria. It also explained the mode of data collection and analysis; data for this study was collected from the respondents through the use of questionnaires. Questionnaires we...


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