Materials, Energy, Water and Environmental Sciences: Recent submissions
Now showing items 61-80 of 641
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Computational and experimental performance analysis of a runner for gravitational water vortex power plant
(NM-AIST, 2024-08)Energy generation through water is one of the most economic sources of power. On the other hand, isolated and rural communities can both benefit from using micro-hydropower to power their homes. The gravitational water ... -
Pesticidal Plant Treatments Combined with Improved Soil Fertility Can Reduce Damage Caused by Fusarium Wilt (Fusarium oxysporum f.sp. phaseoli) and Bean Fly (Ophiomyia phaseoli) in Common Bean Production (Phaseolus vulgaris L.)
(MDPI, 2024-06-06)Common bean production is constrained by a multitude of biotic constraints including bean flies and Fusarium wilt in tropical and subtropical farming systems globally. As these pests and diseases attack the crop beneath ... -
A comprehensive review on the distribution of per- and poly-fluoroalkyl substances in the environment across Sub-Saharan Africa revealed significant variation in their concentrations
(Elsevier, 2024-08)Per- and polyfluoroalkyl substances (PFAS) are a group of synthetic chemicals known for their widespread use in various industrial and consumer products. They enter the food chain via contaminated water, air, and soil, ... -
Impact of climate change on groundwater recharge in the lake Manyara catchment, Tanzania
(Elsevier, 2021-12-15)Groundwater account for about 60 to 80% of water supply to the population of Tanzania's semi-arid regions for domestic and agriculture uses. Despite the importance of groundwater resource in semi-arid areas, limited ... -
Macroinvertebrates
(Elsevier, 2022-01-14)This chapter introduces the diversity and community composition of macroinvertebrates occurring in wetlands with emphasis on the permanent and temporary wetlands in the Afrotropical region of the world. The chapter explores ... -
io-Oil Upgrading over ZSM-5 Catalyst: A Review of Catalyst Performance and Deactivation
(wiley, 2023-12-27)Due to population explosion and industrialization, waste biomass and polymer conversion into biofuel has attracted the interest of researchers. The application of the ZSM-5 catalyst for bio-oil upgrading into renewable ... -
Evaluating the performance of faecal sludge dewatering technologies in urban settings of developing African countries: a review
(Taylor & Francis online, 2024-05-02)Inadequate dewatering technologies are reported as the dominant challenge in handling faecal sludge (FS) within urban settings of most African countries. Studies have been carried out to evaluate the efficiencies of unplanted ... -
Industrial -Based GSM Water Leakage Detection, Monitoring and Controlling System in Promoting Sustainability: A Case of Kenyan Industries
(Transdisciplinary Journal of Engineering & Science, 2024-05-03)The current system for detecting and monitoring water leaks is manual and costly. Despite emerging new technological trends, many industries lack automated systems to detect, monitor, and control ... -
Recovery of precious metals from processed wastewater: conventional techniques nexus advanced and pragmatic alternatives
(IWA Publishing, 2023-06-01)The loss of highly sought-after metals such as gold, silver, and platinum during extraction processes not only constitutes a significant waste of valuable resources but also contributes to alarming environmental pollution. ... -
Kinetics and optimization modeling of Fenton-mediated photocatalysis of dye effluent with novel PANI/AK-TiO2 nanocomposites
(Springer Berlin Heidelberg, 2024-04-05)The quest for the application of a high solar-photon sensitive photocatalysts for rapid photodegradation of recalcitrant dye molecules with deleterious environmental impacts remains a major setback for the adoption of ... -
Techno-economic analysis of a solar-assisted heat pump dryer for drying agricultural products
(WILEY, 2023-10-15)Postharvest losses (PHLs) of biomaterials, such as vegetables and fruits, significantly impact food security and economic stability in developing nations. In Tanzania, PHLs are estimated to range between 30% and 40% for ... -
Thermal Performance Analysis of Solar Dryer Integrated with Heat Energy Storage System and a Low-Cost Parabolic Solar Dish Concentrator for Food Preservation
(Hindawi, 2020-07-30)Solar energy has become a viable alternative energy because it is a clean type of energy that converts solar radiation into heat energy for various applications such as heating water, power generation, cooking, and food ... -
Adsorption and desorption processes of toxic heavy metals, regeneration and reusability of spent adsorbents: Economic and environmental sustainability approach
(Elsevier, 2024-05-19)A growing number of variables, including rising population, water scarcity, growth in the economy, and the existence of harmful heavy metals in the water supply, are contributing to the increased demand for wastewater ... -
Application of Magnetic Surfactants in Nanoparticle Fabrication
(ACS Publication, 2023-08-28)Magnetic nanoparticles (MNPs) are a group of nanoparticles made from a magnetic material such as iron, chromium, manganese, cobalt or nickel and a chemical component that exhibit superparamagnetic properties. They have a ... -
Does variation in plant diversity and abundance influence browsing intensity in black rhinos?
(WILEY, 2023-09)Variations in forage availability, selection and preferences can lead to intense forag- ing competition and depletion of food consequently lowering diet quality and popula- tion performance of black rhino species. This ... -
Efficacy of waste stabilization ponds and constructed wetlands adopted for treating faecal sludge in Africa: a review
(Taylor & Francis online, 2024-05-24)The generation of faecal sludge (FS) in capitals and urban settings of African countries outpaces the available storage, emptying, transportation and treatment technologies. The low technology-based treatment systems for ... -
Fabrication of porous carbon nanofiber webs from polyacrylonitrile and cellulose acetate for NaCl removal from water using capacitive deionization
(IWA Publishing, 2024-01-01)Capacitive deionization (CDI) has shown potential in addressing freshwater scarcity. CDI's electrode design is a key to better performance as it determines the extent of water purification. For carbon electrodes, the pore ... -
Ecological consequences of microplastic pollution in sub-Saharan Africa aquatic ecosystems: An implication to environmental health
(KeAi, 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 ... -
Capacity building to strengthen nuclear security in the safety, operation and utilization of research reactors in Africa
(Egyptian Society of Nuclear Sciences and Applications (ESNSA), 2023-01-01)Research reactors are indispensable for developing countries to benefit from the many quiet applications of nuclear science and technology, particularly in health services, food security, water resources, education and ... -
Du méga au low-tech: Qu'est-ce qu'un système énergétique durable en Afrique de l'Est?
(HAL CNRS Portal, 2023-11-17)En Afrique de l'Est, l'énergie domestique relève de différentes socio-techniques, allant du bois de chauffage et du charbon aux méga-projets (éoliens, géothermie). Ces sociotechniques suscitent des critiques en raison de ...
