Environmental & Physical Sciences

Environmental & Physical Sciences Research Papers/Topics

ENVIRONMENTAL EFFECTS OF SEWAGE POLLUTION AND WASTEWATER EFFLUENT QUALITY ASSESSMENT: A CASE STUDY OF TEMA METROPOLIS, GHANA

ABSTRACT The environmental effects of sewage pollution and wastewater effluent quality management in the Tema Metropolis, Ghana was assessed over a three month period. Effluent samples were collected from main manholes comprising raw wastewater from domestic, central business area (CBA), industrial and the outfall point at sea, sakumono beach. The Physico-chemical and bacteriological analysis were determined using standard methods. The results of the Physico-chemical parameters values were; p...

VULNERABILITY TO HYPERTENSION: EXAMINING THE ROLE OF LIFESTYLE AND ENVIRONMENTAL FACTORS IN GREATER ACCRA METROPOLITAN AREA (GAMA)

Abstract Hypertension has become an issue of public health concern in Ghana like most parts of the world presently. The condition has taken a new trend in prevalence other than what it used to be. In recent time, the available data suggest the disease has been affecting people mostly of low-income communities. Greater Accra Metropolitan Area (GAMA) is a cosmopolitan area,, which encompasses people from diverse backgrounds that makes it ideal for a study of this nature which sought to establis...

LOCAL FARMING SYSTEMS AND FOOD SECURITY IN THE BUILSA AREA OF NORTHERN GHANA

ABSTRACT Societies are dynamic: so too are the farming systems that provide their food and other needs. The study examines transitions in farming systems and their contribution to food security at the household level. This is important as most people in rural areas rely on farming for their basic needs. These systems are under pressure from both external and internal forces with diverse impacts on food and livelihoods. A mixed-methods approach, which combined a survey with different qualitati...

Evaluation of neem {Azadirachta indica A. Juss) seed extracts for the management of some cocoa mirid species

ABSTRACT Laboratory and field studies were conducted to investigate the toxicity, antifeedant activity, moulting inhibition property and persistence of two neem seed extracts against the cocoa mirids Distantiella theobroma (Dist.) and Sahlbergella singularis Hagl. The study also investigated the effects of neem extracts on nontarget arthropods. Propoxur (Unden 200 EC) was used for baseline comparison. In the laboratory bioassays, the neem was applied at the concentrations of 5%, 10%, 15%, 20%...

CLIMATE CHANGE AND BLUE CARBON: ABOVE-GROUND CARBON STOCK OF MANGROVES IN THE LOWER VOLTA AREA

ABSTRACT Mangroves and other blue carbon systems are under high pressure due to population pressure and coastal development. The continuous degradation of mangroves leads to the loss of the carbon stocks stored in the mangrove ecosystem. In this study, GIS based analysis using Landsat images and allometric equations were used to estimate the above-ground carbon stock of mangroves in the Lower Volta area in Ghana. The Landsat images were classified to obtain the mangrove area. An ASTER GDEM co...

Behavioural and Cultural Factors That Influence Open Defaecation Among First Cycle School Pupils in the Eastern and Volta Regions of Ghana

ABSTRACT The influence of human behaviour and culture on open defaecation has attracted global concern in recent times. As a way of placing the behavioural and cultural factors influencing open defaecation behaviour in Ghana on the public agenda, a school-basedcross-sectional study was conducted in eight first cycle schools selected from eight communities within the Eastern and Volta regions of the country. The objective of the study was to explore the behavioural and cultural factors inf...

PUBLIC EXPOSURE TO HAZARDS ASSOCIATED WITH NATURALLY OCCURRING RADIOACTIVE MATERIALS IN MINING: DOSE ASSESSMENT AND CANCER RISK ESTIMATION

ABSTRACT Human beings are always exposed to background radiation that comes both from natural and man-made sources. Natural radioactivity is widespread in the earth environment and it exists in various geological formations such as earth’s crust, rocks, soils, plants, water and air. Mining has been identified as one of the potential sources of exposure to naturally occurring radioactive materials (NORM). However, mining activities are not being monitored and regulated for NORM in Ghana. Mos...

THE EFFECTS OF ADRA’S MANGO PROJECT ON LIVELIHOODS IN THE YILO KROBO DISTRICT

ABSTRACT Although recent statistics reveal a decline in poverty in Ghana, many people still live below the poverty line. Rural small-holder food crop farmers are the most vulnerable groups affected by poverty. This is due to their limited access to micro-credits. The Adventist Development and Relief Agency (ADRA) is a Non Governmental Organization in Ghana and has been working with small-holder farmers in the Yilo Krobo District with the aim of improving rural income and improving the well-be...

ARCHITECTURAL LITERATURE OF A 4 BEDROOM APARTMENT RENOVATION WORK AT NO. 4, BOURDILLON ROAD, IKOYI LAGOS

ABSTRACT Renovation, a term most commonly associated with buildings is known to be the act or process of improving the existing condition of a broken, damaged or outdated structure. It is the process of restoring to a good condition or making new again a building structure currently in a bad state. The concept of renovation as it relates to buildings will always remain relevant as long as every newly purchased item have a tendency of wearing out over a long period of usage. Reasons for renova...

Evaluation of Isolated Fungal Entomopathogens and Seed Extracts of Piper Guineense Against Larvae of Helicoverpa armigera (Lepidoptera: Noctuidae) in the Laboratory

ABSTRACT A major constraint to increased and sustainable production of tomatoes is its infestation by insect pests particularly the tomato fruit worm Helicoverpa armigera (Hubner) (Lepidoptera: Noctuidae). The control of this insect relies heavily on the use of synthetic insecticides which have negative environmental effects. Some insects have developed resistance to certain insecticides. Efforts are therefore being made to look for alternative control strategies that are environmentally-safe...

PATTERNS OF PESTICIDE USE AND RESIDUE LEVELS IN EXPORTABLE PINEAPPLE (Ananas comosus L. Merr.)

ABSTRACT Pesticide use pattern on exportable pineapple (Ananas comosus L. Merr.) (Smooth Cayenne) was studied in the Akwapim South District of Ghana through administration of questionnaires. Among the several pesticides listed as being used, only nine, representing 43%, had been provisionally approved for use on exportable pineapples. Farmers handled pesticides carelessly without necessary caution though they had general awareness of hazards of pesticides. Residue levels of chlorpyrifos...

IMPACT OF ANTHROPOGENIC ACTIVITIES ON THE WATER QUALITY OF SONGOR LAGOON, ADA, GREATER ACCRA REGION

ABSTRACT Wetlands are vital ecosystems with important social, economic and environmental functions. The Ada Songor lagoon (located in the Dangbe East district, Greater Accra Region), is an internationally designated wetland (Ramsar site). Intense anthropogenic activities have impacted negatively on the quality of water and sediment in the lagoon. The study assessed the extent of heavy metal, pesticide residues and nutrients contamination of surface water and sediment in the Ada Songor Lagoon....

INDIGENOUS KNOWLEDGE IN FRESHWATER RESOURCE GOVERNANCE OF LAKE BOSOMTWE, GHANA

ABSTRACT Indigenous knowledge (IK) plays an essential role in reducing degradation and support structures for improving livelihood in freshwater resources. It is asserted that local knowledge helps to build stable governance structures and policies to control abuse and misuse of freshwater resources. The study, therefore, sought to examine institutions and institutional arrangements that govern Lake Bosomtwe. In-depth interviews, focus group discussions and questionnaires were used to solici...

THE NATIONAL HEALTH INSURANCE SCHEME AND CHILD HEALTHCARE DELIVERY IN THE GA EAST DISTRICT

ABSTRACT The increasing cost of healthcare delivery has become a major issue in developed and developing countries. Resultantly, health policy makers are faced with competing alternatives for the systems of healthcare financing. Health Insurance schemes are thus seen as viable alternatives to providing a more sustainable and equitable health delivery system in countries. This study examined the role of the National Health Insurance Scheme in effective child health care delivery in the Ga...

RESETTLEMENT PLANNING AND SUSTAINABLE LIVELIHOODS: A STUDY OF THE BUI RESETTLEMENT SCHEME IN GHANA

ABSTRACT This study examined the effects of the Bui resettlement scheme on the livelihood of the resettled, host and adjoining households. The study used descrptive study design and employed the mixed method. Cluster sampling was used to select the study communities. The sample size was 283 respondents. Data was collected using interview guide, observation guide, focus group discussion guide and interview schedule. The analyses of data involved the application of descriptive statistics, pair...


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