Urban remote sensing for sustainable development goals: case of Gabes region of Tunisia
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Urban remote sensing has become an essential tool for monitoring and achieving the united nations’ Sustainable Development Goals (SDGs), especially in urban areas facing rapid growth and environmental challenges. This study leverages urban remote sensing to assess and analyze sustainable urban development in the Gabes region in Tunisia, focusing on its societal impacts. Employing high-resolution satellite data from...
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The Sangomar Marine Protected Area (MPA), located approximately 50 km from the Sangomar oil field, has given rise to concerns regarding the potential impact of oil activities on its resources. This study aims to determine the quality of the MPA's waters prior to the commencement of oil exploitation. Samples were collected at three locations of ecological importance and accessibility (Bakina, Sofna and Djiffer) during both...
USE OF BACTERIA WITH PGPR ACTIVITY TO IMPROVE TOMATO GROWTH AND YIELD AND YIELD OF TOMATO PLANTS
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Tomato (Lycopersicon esculentum Mill.) cultivation in Mali is confronted with multiple constraints of various kinds that greatly reduce yields. These include: (i) nutrient deficiencies (N, K and P) in agricultural soils, (ii) inadequate supply of nutrients and (iii) multiple insect and disease damage that can destroy up to 100% of production. A possible and proposed solution that has already proved its worth all over the...
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The study evaluated the effect of Water sources’ microbial properties on Pito brewed from them in Tamale metropolis and Tolon district northern Ghana. A three-stage nested design was used for the experiment replicated in three locations in the Districts. The American Public Health Association (APHA, 9222B), 2017, 23th Edition, was used to determine the microbial levels in Water sources and Pito brewed from them. Total...
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This study assessed essential water quality parameters for African catfish aquaculture in earthen pond system in the Federal Capital Territory, Abuja. Primary data consist of water samples from the selected ponds in the study area; Papa’s Ground Along Kubwa Expressway, Gadonasko Farm Military Pensions Board Usman Dam, Jabu Farm, Jabi Lake Fish Farm and Oyasi Farm. The water sample was collected in a plastic bottle of...
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This study assessed essential water quality parameters for African catfish aquaculture in earthen pond system in the Federal Capital Territory, Abuja. Primary data consist of water samples from the selected ponds in the study area; Papa’s Ground Along Kubwa Expressway, Gadonasko Farm Military Pensions Board Usman Dam, Jabu Farm, Jabi Lake Fish Farm and Oyasi Farm. The water sample was collected in a plastic bottle of...
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The problem of environmental pollution and health risks from unsuitable solid dumpsites is critical in urban areas in developing countries like Ethiopia. Butajira is part of a town in Ethiopia facing environmental pollution because of lack of dumpsites. The general objective of the study was to identify potential suitabl dumpsites in Butajira using the GIS-based multi- criteria decision analysis method (MCDAM). Sentinel 2...
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The presence of pharmaceuticals in the environment has been a source of concern that caught the attention of global environmental players. This concern is mainly because of the risk associated with household methods of handling pharmaceuticals. The main objective of this study was to determine the relationship between public risk perception and knowledge, attitude, and practices regarding the environmental impacts of...
Geospatial Land cover change analysis using the CA-Markov Chain Model in Chikwawa District, Malawi
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Chikwawa District has experienced significant urban development, agricultural expansion, and population growth over the years. The study analyzed Landsat Satellite images from 1979, 1995, 2009, and 2023 to assess land use and land cover changes. The CA-Markov chain model, a spatially explicit model that integrates cellular automata and Markov chains, was applied to predict future LULC scenarios for 2035, 2045, and 2065....
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This study evaluated microbial indoor air quality in 40 staff offices at Elizade University, focusing on bacterial and fungal contamination and their relationship with environmental and spatial factors. Using the settle plate method, microbial loads were measured, revealing bacterial counts ranging from 12 to 303 CFU/m³ and fungal counts from 2 to 148 CFU/m³. Pathogenic species such as Staphylococcus aureus, Klebsiella...
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Aquifer potentials and their relevance in subsurface groundwater protection were assessed at Abeokuta North Local Government Area, South-West Nigeria. Fifteen (15) Vertical Electrical Sounding (VES) were conducted using Schlumberger configuration with the maximum electrode spacing (AB/2) of 100m at each point using Allied Omhega Resistivity meter. The data were interpreted using partial curve matching techniques and...
Systematic Review on Ethics of Landscape Design Practice in the Built Environment Research
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This study explores the ethics of landscape design practice in the built environment, emphasizing the importance of creating spaces that are equitable, sustainable, and culturally sensitive. Ethical considerations in landscape architecture practice focus mostly on social justice, environmental stewardship, and cultural integration, which are essential for developing urban spaces that are not only visually appealing but...
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Changes in wet and dry patterns have an impact on rain-fed agriculture in Eastern Africa, mainly Ethiopia due to high venerability to climate variability. This study aimed to characterize number of rainy days and the probability of different dry spell length. The result showed high temporal and spatial variation of rainy days for all season. Moreover, belg (FMAM) and Kiremt(JJAS) rainy days exhibited inconsistent spatial...
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South Africa has embarked upon a complex mixture of large-scale spatial development projects including industrial, residential, transport networks, and other recreational infrastructure projects. This has triggered and increased environmental impacts in various forms of pollution, including noise, water, air, and land, as well as climate change and loss of biodiversity. Such environmental impacts have led to community...
Population Growth and its Impact on Environmental Degradation in Nepal
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The aim of the study is to examines the complex interplay between population growth and environmental degradation in Nepal, emphasizing the perspectives of local communities and the environmental challenges amplified by increasing population density. Sustainable Development Goals sets by the United Nations underscore the importance of balancing human needs with environmental preservation, cautioning that unchecked...
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This research assessed stakeholders’ perspectives of Integrated Catchment Management (ICM) concept in Ward 19 of Zaka district (within Chiredzi sub-catchment). The research utilized questionnaires, semi-structured interviews with key informants and a focus group discussion. Results showed that the ICM term was not a common term and its definition was not agreed to by the majority of the questionnaire respondents. The...
Climate Change and Its Impacts on the Environment
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Climate change, primarily driven by human activities like fossil fuel combustion and deforestation, poses a global threat impacting ecosystems, biodiversity, and human societies. The Intergovernmental Panel on Climate Change (IPCC) underscores the unprecedented changes in Earth's climate due to anthropogenic actions. Greenhouse gas emissions GHG, notably carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O), are...
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Adverse Climate variations are adversely impacting the hydrological cycles which is causing abnormal flooding and drought conditions in the region, including Ethiopia. Severe environmental and socioeconomic consequences result from extreme weather occurrences like floods. Therefore, evidence-based hydrological data is essentially required for accurate estimations of extreme events (flood and drought) predictions for...
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Numerous studies examining gender roles in sustainable management of forest resources (SMFR) have shown that women's engagement adds a new dimension to the equation. However, their effective participation is still low, largely due to gendered subordination. To ascertain women’s potential in sustainable forest management in Yumbe district, this study examined the conventional roles of both genders. Random sampling...
Impact of solid wastes disposal around dumpsite areas in Ekpoma, Edo State, Nigeria
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The study Investigated the impact of solid waste around dumpsites area in Ekpoma, Edo State. Soil samples used in this study were collected from four (4) dumpsites in different areas within the study area which had been in existence for very long time. The locations were Debowl road, Ujemen, St Dominic street, Idumebo; Afua quarters Emaudo and Ukhun road. The samples were collected using hand-held auger-boring instrument...
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The paper demonstrates a set of rapid tests that can be easily conducted at coal-fired power stations (CFPSs) to ensure the quality of thermal coal, which is crucial for efficient power generation and emissions reduction. The researchers performed proximate and chemical analyses on coal samples obtained from a conventional CFPS that operates on bituminous coal. They also conducted similar chemical analyses on coal ash...
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Heavy metals are pollutants that are of global significance due to their toxicological properties when their intake significantly exceeds recommended levels. They are persistent in the environment, and may be unintentionally present in raw materials used for production of bread; they may migrate from packaging into food, or find their way into finished food products due to anthropogenic activities. The present study...
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Carbon dioxide (CO2) is a member of the group of greenhouse gases present in the Earth's atmosphere, contributing to the phenomenon of global warming. The process of photosynthesis enables trees to absorb carbon dioxide and act as carbon sinks, thus playing a role in mitigating the impacts of climate change. In this particular investigation, the focus lies on the estimation of the potential of carbon sequestration and...
Major structures in Nigeria: implication for Earthquake mechanism
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In recent times, both Nigeria and the neighboring country, Ghana have experienced some seismological disturbances that have generated some concern among the citizens, researchers and stakeholders. One of the major concerns is how to investigate the cause(s) and possible means of transmission of these tremors. This is essential to understand the underlying nucleation mechanisms that might lead to seismicity and earthquakes...
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Land surface temperature (LST) is an indispensable factor in studying urban climate. Ground-based measurements have been used to measure LST and Landuse / Land Cover Change (LULC). However, due to advancements in space technology and extensive spatial coverage, remote sensing techniques are increasingly being used to measure the intensity of LST and LULC dynamics owing to the availability of enhanced satellite-based...
Review on Role and Challenge Adoption Sustainable Land Management Practices in highland of Ethiopia
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Land degradation is critical problem agriculture production in the Highlands of Ethiopia. The cause land degradation was resettlement, plough on steep slopes, deforestation, overgrazing and increase of demand of firewood. Therefore, these paper review on the on role and challenge adoption sustainable land management practices in highland of Ethiopia. To reduce negatively influence the land degradation the implementation...
Exploring the Link Between Climate and Dengue in Senegal
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Dengue is a viral disease transmitted by the Aedes aegypti and Aedes albopictus. Fever, headaches, muscle pain, and nausea are the most common symptoms. It has become a public health problem, highlighting the need to identify and understand the risk factors associated with this disease. Recent studies using cartography techniques in certain areas (South Asia, America, South Africa, and Australia) have shown that the...
PHYSICO-CHEMICAL PROPERTIES OF HYDROCARBON SEEPAGE SOIL IN UGWUEME COMMUNITY, ENUGU STATE, NIGERIA
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This objective of this study was to evaluate the soil physicochemical properties of crude oil seep area in in Ugwueme community in Awgu Local Government Area of Enugu State, Nigeria. The study adopted stratified random sampling techniques. The soil samples were collected at 0-15 cm and 15-30 cm depths in the crude oil seep site during the dry and wet seasons of the study year. The soils were analyzed for their...
ENVIRONMENTAL IMPACT OF ILLEGAL ARTISANAL REFINERY IN THE NIGER DELTA REGION OF NIGERIA
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The Niger Delta region of Nigeria has a plethora of natural resources, but it is unable to achieve sustainable development, and its future is uncertain due to environmental degradation brought on by oil and gas exploration activities. The condition in the region has been exacerbated in recent times by the sporadic rise in illegal bunkering and illegal artisanal refineries. This paper reviews existing literature that...
HEAVY METALS ACCUMULATION IN SOIL-VEGETABLE SYSTEM FROM URBAN GARDEN
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Phyto remediation of soils in municipal garden used for production of vegetables was investigated in growing urban community of Makurdi Nigeria. Morphological effects of the metals on vegetable (pig weed) and concentration in garden soil were studied during the growth of the plant. 50kg was sampled between 0-60cm depth (crop root zone) using auger and preserved in polyethene bags to the laboratory and tested for presence...
Effectiveness of Chickpea (Cicer Arietinum) in Turbidity Reduction of Contaminated Drinking Water
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Background: Most of the rural populations in developing countries use surface water which is turbid and contaminated with human and animal faces. Water used for drinking purposes from these sources needs treatment to reduce the turbidity and pathogenic microorganisms and to protect the public health. Thus, this study aimed to determine the effectiveness of a natural coagulant, chickpea, in turbidity reduction of drinking...
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Sub Saharan Africa is endowed with both indigenous knowledge systems as well as natural forest resources critical to supporting several forms of development. However, the region has experienced rapid growth in population and changes in demographic characteristics which may lead to a decline in these resources. Indigenous knowledge provides an alternative approach to conserving forest resources. To ascertain the relevance...
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The present study was carried out to estimate the influence of seasonal variations on the physico-chemical parameters, heavy metal concentration of water and biodiversity, and richness of fish from two lagoons with a view to ascertaining the significance of seasons on aquatic ecosystems and their resources. The sampling lasted 12 months (from December 2021 to November 2022), during which both dry and rainy seasons were...
Seasonal Variation and Sources of Ozone (O3): Insights from Campo Grande, Brazil
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Ozone (O3) is a secondary pollutant, considered a relatively short-lived greenhouse gas, and high concentrations of O3 are a concern because of its harmful impacts on human health and ecosystem functioning. The main objective of the study was to determine the seasonality, weekly variation of O3; identify the main sources of ozone precursor emissions and study the relationships between meteorological variables. O3 was...
Use of vitamin E in reducing effects of lead toxicity in fish
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Water pollution has become a global problem. Human population and rapid industrialization generates high volume of toxic wastes in the aquatic environment with negative impacts on aquaculture production. Heavy metal contamination of aquatic ecosystems has been seen as a serious problem of aquatic pollution. Lead is a common non-biodegradable heavy metal which accumulates in fish tissues. The major sources of lead in the...
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At present, climate change is one of the global issue and a major challenge for society and the economy, which also affecting Begi district, one of west wollega districts of Oromia re-gion. This study was conducted with the major goal of assessing perception of farmers on climate change and adaptation strategies in the study area. For the purpose of data collec-tion, four Kebeles and for interview a total of 127...
Land-use Land-cover Change Detection in Zalingei, Central Darfur, Sudan
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Using remote sensing for land use and land cover (LULC) is essential for systems that help people make decisions because it gives valuable information about space and time. A study was conducted in Zalingei, Sudan, to analyze the changes in LULC over 30 years from 1991 to 2021 using multi-temporal Landsat images. Thematic Mapper (TM) and Operational Land Imager (OLI) were classified using the supervised classification...
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BACKGROUND. Waste disposal is approached differently in Mabopane residential area, commonly seen as an urban township due to the socio-economic circumstances of residents. Furthermore, few community members pay for waste removal services, whilst most residents illegally dump their household waste. The aim of this study was, therefore, to investigate household solid waste disposal methods deployed by the residents of...
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The purpose of the study was to assess the impact of farmland encroachment into the wetlands of Lake Abaya, Southern Ethiopia. The study used survey research design and mixed research approaches to conduct the research. To collect data for the research both primary and secondary data were used. For the questionnaire survey, 138 sample was selected using systematic sampling technique and 18 key informants from different...
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Background. Clupeidae, Nannothrissa stewarti (Poll & Roberts 1976) endemic to Lake Mai-Ndombe is one of most heavily fished fish groups using practices and nets not allowed by the country's legislation. Objective of this study was to determine some aspects of reproductive biology of N. stewarti in Lake Mai-Ndombe. Materials and methods. Fish were sampled monthly from November 2020 to October 2021 breeding parameters were...
Ground water quality assessment in urban areas of Malawi: A case of area 25 in Lilongwe
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This study was conducted to assess the quality of ground water in Area 25, a typical urban residential area in Malawi. Samples were collected from wells and analyzed for physicochemical and bacteriological parameters following standard methods. Results were compared to the Malawi Standards (MS) and the World Health Organization (WHO) drinking water quality guidelines. The overall water quality index was computed to...
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The study was conducted in Dallo Mana and Dodola districts, southeastern Ethiopia with the objectives to i) assess existing opportunities to establish Community-based MRV (CBMRV) and ii) examine factors that determine the participation of rural communities in CBMRV. A total of 154 sampled households had been interviewed and secondary data were obtained through a review of relevant literature. The study identified that...
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Urbanization and industrialization has led to accumulation of potentially toxic metals in the environment. Toxic metal pollutants threatens life and ecosystems and results in problems to plants, animals and human as well as soil, water and air. Human exposure to these toxic metals has been a major concern since they effect human health. There is urgent need for researcher to unravel the potentially toxic metal levels in...
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Bioremediation is vital in environmental management and protection. This study examined the productivity and bioremediation potential of Nannochloropsis oculata and Porphyridium cruentum in Water Soluble Fraction (WSF) of petroleum fuels. Experiment was conducted by examining the growth of Nannochloropsis oculata and Porphyridium cruentum at 0%, 10% 20% 30% 40% 50% 75% 100% of WSF of kerosene, diesel, and gasoline. Growth...
Effects of water hyacinth (Eichhornia crassipes) on Human Health: A systematic review in Africa
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In Africa, water hyacinth (Eichhornia crassipes) is heavily colonizing many waterbodies. Water hyacinth (Eichhornia crassipes) has a wide effect on biodiversity, ecosystem service and sustainability, socio-economic activities and the health of humans. The conditions created by water hyacinth (Eichhornia crassipes) cause several public health problems. The ecological impacts of water hyacinth (Eichhornia crassipes) have...
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Soil erosion is a global environmental problem, which affects the sustainability and productivity of agriculture, the siltation of reservoirs, and the degradation of water quality. One of the main causes of soil erosion is the change of land use/cover (LULC) in a region. The impact of land use on soil erosion has been studied in many parts of Africa, but no published papers have been found to address this problem in...
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This paper presents findings on heat recovered from a batch-operated double-chamber healthcare waste incineration plant using two double-pipe heat exchangers (DPHEs) in series. The research was carried out at Tumbi Regional Referral Hospital (TRRH) located in Coast Region, Tanzania. The chambers were fitted with diesel burners (model Riello G20). The air blower (1.1 kW) was used to supply air in the chambers. The inlet and...
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ABSTRACT: One of the problems of urban life is groundwater pollution. In this study, the water quality of wells in Robat Karim villages of Tehran for drinking and agricultural consumption was investigated. First, the quality of drinking water was assessed using the Schuler diagram. Then, with the help of Wilcox diagram and salinity and SAR parameters, water quality in terms of agriculture was studied. In the next step,...
FOREST COVERS CHANGE IN THE CENTRAL OROMIA: WALMARA DISTRICT: ETHIOPIA (1985-2017)
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In Ethiopia, forest cover changes were registered at local level that adds up to the changes observed at the country wise. Like other part of the country the quick spread of deforestation over latest epochs has resulted in the translation of the majority of the Walmara district forest into isolated bits. Geographic information system (GIS) techniques and remote sensing (RS) from satellite platforms offer a way to identify...
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Solid waste management is one of the critical issues in most developing countries that deprive communities of a sustainable environment and access to public health. Yet, few efforts have been done to create awareness of communities about the possible dangers of inadequate waste management and mitigation measures. This study was conducted to obtain baseline information about the knowledge, awareness and practices of solid...
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