The African Journal of Environmental Science and Technology (AJEST) is a peer reviewed open access j
The African Journal of Environmental Science and Technology aims to publish articles that focuses on the opportunities and challenges of human interaction with the environment. Specifically, the journal covers areas of of environmental science and technology such as effects of environmental degradation, waste management including recycling and waste-to-energy, biocidal activity of selected plant p
owders, evaluation of biomass gasifier, green energy and marine biology. AJEST welcomes submission of full-length research articles, short communications and review articles. In addition, the journal also welcomes letters and commentaries to the editor.
Impact of mining on environment: A case study of Taita Taveta County, Kenya
Research on the impacts of mining on the environment was conducted on nine purposive selected mining sites in Kamtonga and Mkuki, Taita Taveta County, Kenya.
See more: https://academicjournals.org/journal/AJEST/article-abstract/D63BE5466927
Assessment of leachate contamination potential of landfills in Ibadan, Nigeria
This research was conducted to determine the pollution potential of landfill leachates (LFL) in Sub-Saharan Africa, using Ibadan as case study.
See more: https://academicjournals.org/journal/AJEST/article-abstract/B5616E166875
Determinants of climate change adaptation and perceptions among small-scale farmers of Embu County, Eastern Kenya
This paper focused on factors that determine climate change adaptation and perceptions among small-scale farmers of Embu County.
See more: https://academicjournals.org/journal/AJEST/article-abstract/E3D974766855
The mediating effect of effective decision making on the design of water resource management ICT model: The case of the management of Lake Victoria Basin
The objective of this study was to apply PLS-SEM to evaluate the mediating effects of the effective decision making on the relationship between water resource management policies, water resource management frameworks and water resource management ICT model for an integrated water resource management of LVB.
See more: https://academicjournals.org/journal/AJEST/article-abstract/4A6A26263862
Cost minimization and operation optimization model for strategic waste management decision plans: A case study
The research reported here, developed a mathematical cost minimisation and optimisation model using a real time operational data generated at the University of Lagos with the view to determine the strategic decisions needed to make recyclable recovery on campus more sustainable.
See more: https://academicjournals.org/journal/AJEST/article-full-text/6C0133E66214
Variability of physiochemical properties of livestock manure with added wood shavings during Windrow Composting.
This research, carried out in South West Region of Cameroon assesses the variability of physiochemical properties of livestock manure with added wood shavings during windrow composting.
See article: https://academicjournals.org/journal/AJEST/article-full-text/A45CBBF66226
Characterization of cyanobacteria microcystins (cyanotoxins) blooming in the Dams of Northern Morocco.
This study is a qualitative approach to determine the degree of toxicity and the toxicological aspect of cyanotoxins in order to setup a monitoring program for cyanobacteria blooms and the management of cyanotoxins.
See more: https://academicjournals.org/journal/AJEST/article-full-text/19C08BB66258
Speciation of trace metal elements in sediments of Alibori River, North-West of Benin.
The current study was initiated to assess the toxicity, reactivity, mobility and bioavailability of trace metal elements (TME) in sediments of the Alibori River.
See article: https://academicjournals.org/journal/AJEST/article-full-text/070237866273
Kinetics of phosphate adsorption by Ca/Cr layered double hydroxide.
In this study, series of kinetic experiments were conducted. Adsorption models were used to describe the experimental results. Effects of process variables (pH, ionic strength and organics contamination) on the sorption process were also investigated and reported.
See more: https://academicjournals.org/journal/AJEST/article-abstract/A57186C66217
Soil nematodes status of crude oil polluted sites in Bodo community, Gokana Local Government Area, Rivers State, Nigeria.
This work is designed to determine the successional progress of the Gokana crude oil spill sites in Rivers State of Nigeria ten years post impact.
See more: https://academicjournals.org/journal/AJEST/article-abstract/BE9AC7266187
Projected climate risks for rice crops in Casamance, Southern Senegal.
In this work, the climate conditions that influence the climate risk for rice crop in Casamance are presented.
See article: https://academicjournals.org/journal/AJEST/article-full-text/360B11D66056
Impact of oil installations on groundwater resources in Bongor Basin, Republic of Chad.
This study examines concentration of pollutants that can contaminate soil, surface water and groundwater in the Bongor Basin.
See more: https://academicjournals.org/journal/AJEST/article-full-text/652E25A65967
Assessment of agricultural practices on water quality of the Tono Dam in the Upper East Region of Ghana.
This study assessed the impact of agricultural practices employed by farmers in the Tono catchment in the Upper East Region of Ghana on water quality.
See more: https://academicjournals.org/journal/AJEST/article-abstract/20E43FD63715
Knowledge and attitude of Khat growing farmers on the safe use and handling of pesticides in Haromaya Wereda, Oromia Regional State, Eastern Ethiopia.
The awareness level of the farmers growing Khat regarding the safe use of pesticide was investigated in this study at Haromaya Wereda, Eastern Ethiopia.
See more: https://academicjournals.org/journal/AJEST/article-abstract/BB5093065841
Short-term response of flat tree oyster, Isognomon alatus to CO2 acidified seawater in laboratory and field experiments.
This study was conducted to test the impact of acidified seawater CO2 on the growth of I. alatus under controlled laboratory conditions as well as field experiment.
See more: https://academicjournals.org/journal/AJEST/article-abstract/95C18E365843
Quantifying forest cover at Mount Kenya: Use of Sentinel-2 for a discrimination of tropical tree composites.
The aim of the present study is to test ESA’s Sentinel-2 (S2) satellites (S2A and S2B) for an efficient quantification of land cover (LC) and forest compositions in a tropical environment southwest of Mount Kenya.
See more: https://academicjournals.org/journal/AJEST/article-abstract/7C896DC64182
Current situation of solid waste management in East African countries and the proposal for sustainable management.
This paper highlighted the situation of solid wastes management in EAC countries and compared with other countries.
See article: https://academicjournals.org/journal/AJEST/article-abstract/378A32F65827
Physicochemical influence on the spatial distribution of faecal bacteria and polychaetes in the Densu Estuary, Ghana.
This study employed multiple ecological indicators to assess environmental quality of the Densu Estuary and understanding of environmental controls on the spatial distribution of organisms.
See more: https://academicjournals.org/journal/AJEST/article-abstract/30C761164157
Influence of particle size and total organic carbon on heavy metal concentrations in sediments of Lake Baringo, Kenya.
This study determined the concentration of heavy metals - cadmium (Cd), copper (Cu) mercury (Hg) and lead (Pb) in the sediments in relation to grain size and total organic carbon in Lake Baringo.
See more: https://academicjournals.org/journal/AJEST/article-abstract/9DB422965639
Mining the past for a better future of African waters: Historical changes in the fish and fishery of Lake Bam (Burkina Faso) before rehabilitation.
The present work aims to describe the historical changes in Lake Bam fishery in terms of fish community assemblage, commercial total landings and aquatic habitat quality.
Full study: https://academicjournals.org/journal/AJEST/article-abstract/EEA00D565661
Assessment of the heavy metal - levels in the incinerators bottom-ash from different hospitals in Dares Salaam.
This paper analyses the toxic heavy metal content of the bottom ash at three regional hospitals and one National hospital at Dar es Salaam city.
See study at: https://academicjournals.org/journal/AJEST/article-abstract/70940EA65073
Spatio-temporal characterization of the physico-chemical quality of groundwater: Case of the Lobo watershed (Centre-west of Côte d'Ivoire).
This work aims at assessing the groundwater quality in the Lobo catchment area in Nibéhibé and addressing the mineralization phenomena.
See study at: https://academicjournals.org/journal/AJEST/article-abstract/8D0D01065641
Local perceptions and adaptation to climate variability and change: In the Bilate watershed.
In this study, farmers’ perceptions and adaptation options to climate variability and change were assessed in the Bilate watershed of south central Ethiopia.
See article: https://academicjournals.org/journal/AJEST/article-abstract/29B9F6565434
Carbon sequestration potential of disturbed and non-disturbed forest ecosystem: A tool for mitigating climate change.
In this paper, authors report to understand the current status of carbon sequestration potential of disturbed and non-disturbed forest ecosystem along with mechanisms and factors affecting carbon dynamics with a limited focus on climate change mitigation strategies.
See review: https://academicjournals.org/journal/AJEST/article-full-text-pdf/183A13265460
Bamboo diversity and carbon stocks of dominant species in different agro-ecological zones in Cameroon.
The present study identified bamboo diversity and estimated carbon stocks of the dominant species in Cameroon.
See more at: https://academicjournals.org/journal/AJEST/article-full-text-pdf/49296DD64805
Advancing climate change adaptation in Uganda’s agricultural programming for sustainable development: Key milestones and constraints.
This paper provides a one-stop center for understanding how effectively climate change is institutionalized in the agricultural sector and identifies the critical issues for future actions towards effective mainstreaming of climate change in agricultural programming.
More at: https://academicjournals.org/journal/AJEST/article-abstract/65E00F764852
Assessment of air pollutant emissions from healthcare waste incinerators of different design features.
The aim of this paper was to evaluate the levels of gaseous emissions from four different healthcare wastes incinerators in three regional hospitals and one national hospital in Dar es Salaam, Tanzania.
Full study at: https://academicjournals.org/journal/AJEST/article-full-text-pdf/1833B5764870
Occurrence dynamics of nitrogen compounds in faecal sludge stabilisation ponds in the Tamale Metropolis, Ghana.
This study determined the occurrence and concentration dynamics of nitrogen compounds in faecal sludge stabilisation ponds located at the landfill site of the Tamale Metropolis in Ghana.
See study at: https://academicjournals.org/journal/AJEST/article-full-text-pdf/744363864912
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