The Nelson Mandela African Institution of Science and Technology: Recent submissions
Now showing items 1-20 of 2343
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Sustainable Energy Solutions in Sub-Saharan Africa: Integrating Indigenous Knowledge and Climate Resilience for Lower Carbon Emissions
(Global Academic Journal of Economics and Business, 2024-03)Promoting sustainable energy solutions in sub-Saharan countries is crucial for addressing energy poverty, reducing carbon emissions, and fostering long-term environmental and economic sustainability. This study explored ... -
Macroeconomic Implications of Oil Price Fluctuations: A Simultaneous Equation Analysis of Russia's Economic Performance and Policy Responses
(Global Academic Journal of Economics and Business, 2024-06)This study uses a simultaneous equation model (SEM) to examine the relationship between oil price fluctuations and Russia's macroeconomic performance. It uses a comprehensive set of variables, including GDP growth, investment, ... -
Energy stability and decarbonization in developing countries: Random Forest approach for forecasting of crude oil trade flows and macro indicators
(Frontiers in Environmental Science, 2022-11)The paper observes the dependence of the main macroeconomic indicators in developing countries from the change in world prices for crude oil. We analyzed a system of simultaneous equations, which makes it possible to ... -
Oil price factors : forecasting on the base of modified auto-regressive integrated moving average model
(International Journal of Energy Economics and Policy (IJEEP), 2018-11)The paper proposes modification of auto-regressive integrated moving average model for finding the parameters of estimation and forecasts using exponential smoothing. The study use data Brent crude oil price and gas prices ... -
Application of sustainability indicators for the evaluation and selection of robust organic-rich wastewater treatment technology for resource recovery
(AIMS Press, 2024-10-29)A comparative study was conducted to compare the performance of waste stabilization ponds (WSPs) with an upflow operation type advanced facultative pond integrated with constructed wetland (AFP-CW) technologies. Our aim ... -
Adsorptive Removal of Heavy Metals from Wastewater Using Low-Cost Adsorbents Derived from Agro-based Materials.
(Springer Nature, 2024-03-29)Recently, anthropogenic activities have evolved into sources of pollution, particularly when it comes to the discharge of harmful heavy metals into the natural environment. As a result, the concentration of diverse heavy ... -
Analysis of spatio-temporal climate variability of a shallow lake catchment in Tanzania
(IWA Publishing, 2021)This study analyzed the trends and spatio-temporal variability in rainfall and temperature, and the length of the rainy season (LRS) in the Lake Manyara catchment, Tanzania, covering a period between 1988 and 2018 using ... -
Biochars derived from banana and mango peels in isolated systems revealed high removal efficiency of endocrine-disrupting compounds from water.
(Springer Nature, 2024-10-01)This study investigated the effectiveness of biochar derived from banana and disrupting endocrine-disrupting compounds (EDCs) from water in isolated systems. The study aimed to provide an eco-friendly solution for water ... -
“Tree of life”: how baobab seed-derived biochar could lead to water safety for underprivileged communities through heavy metal (Fe) removal – SDG 6
(Royal science of chemistry, 2024-09-24)The abnormally gigantic baobab tree (Adansonia digitata) is often referred to as the “Tree of Life” due to its ability to provide food, water, shelter, and traditional medicine for both humans and animals in arid ... -
Ecological consequences of microplastic pollution in sub-Saharan Africa aquatic ecosystems: An implication to environmental health
(Elsevier Inc., 2023-12-01)Microplastic pollution (MPs) emerged as a significant environmental concern due to its persistent nature. These MPs particles endure in waters, soils, and even the atmosphere, posing potential threats to the entire ... -
Assessment of Physicochemical Profile and Heavy Metal Constituents in the Groundwaters of Rural Areas in Southwest Tanzania
(Springer Naturer, 2024-07-10)This study focuses on groundwater quality in rural areas of Tanzania, addressing the literature gap on water quality data for sustainable rural development. Most rural communities in sub-Saharan Africa depend on groundwater ... -
Optimization of divalent mercury removal from synthetic wastewater using desirability function in central composite design of response surface methodology
(Springer Naturer, 2023-12-07)Heavy metals exist in the ecosystem both naturally and due to anthropogenic activities and as recalcitrant pollutants; they are non-biodegradable and cause acute and chronic diseases to human beings and many lifeforms. A ... -
Optimization of desorption parameters using response surface methodology for enhanced recovery of arsenic from spent reclaimable activated carbon: Eco-friendly and sorbent sustainability approach
(Elsevier Inc., 2024-06-05)Desorption and adsorbent regeneration are imperative factors that are required to be taken into account when designing the adsorption system. From the environmental, economic, and practical points of view, regeneration is ... -
Applicability of bio-adsorbents synthesized from maize/corn plant residues for heavy metals removal from aquatic environments:an insight review
(International Journal of Environmental Quality, 2023-07-04)The underutilization of agricultural waste products in recent years has resulted in environmental issues owing to improper disposal. As a result, heavy metals removal from aqueous systems utilizing sorbent materials produced ... -
Recent and sustainable advances in phytoremediation of heavy metals from wastewater using aquatic plant species: Green approach
(Elsevier, 2024-11)A key component in a nation's economic progress is industrialization, however, hazardous heavy metals that are detrimental to living things are typically present in the wastewater produced from various industries. Therefore, ... -
Launaea cornuta (wild lettuce) leaf extract: phytochemical analysis and synthesis of silver-zinc oxide nanocomposite
(IOP Science, 2024-10-11)Access to quality drinking water is an essential human right and a fundamental aspect of human dignity, yet a challenge to many in developing countries. Over 2 billion people worldwide lack access to quality drinking water ... -
Coastal Mariculture: Status, challenges , and future perspectives of Milkfish (Chanos chanos) farming in Tanzania
(Iranian Fisheries Sciences Research Institute, 2024-09)An investigative field survey was performed from October to November 2023 at nine villages within five districts in four selected regions, aimed to assess the status, challenges, and future perspectives of coastal ... -
Advances in metal–organic frameworks as adsorbents, photocatalysts and membranes: a new frontier in water purification
(Springer Nature Link, 2024-08-06)Water is an essential and irreplaceable necessity for life on earth, sustaining ecosystems, nourishing agriculture and vital for human survival. However, increasing population and industrialization has exacerbated water ... -
Performance evaluation of calcined eggshell waste (Sorbent) for biogas upgrading: Adsorption isotherms, adsorption kinetics, and fixed bed studies
(Elsevier, 2024-08)The use of non-renewable energy resources such as fossil fuels accelerates climate change and environmental degradation necessitating a shift to renewable energy sources. Biogas is a renewable energy resource with great ... -
Natural and low-cost sorbents as part of the solution for biogas upgrading: A review
(Springer Nature Link, 2024-04-13)The availability of pollutants in biogas especially carbon dioxide hinders its application in the enginery parts by minimizing its calorific standards. The presence of CO2 contributes to global warming which is a worry ...
