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Now showing items 980-999 of 2257
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Human-elephant interactions: exploring conflicts and drivers in enduimet wildlife management area, Tanzania
(NM-AIST, 2023-07)A globally rapid land use/land cover change in human-transformed landscapes alters the interface of human-wildlife interactions due to shifting socio-ecological and environmental pressures. Understanding these shifts ... -
Human-Wildlife Conflict Early Warning System Using the Internet of Things and Short Message Service
(Engineering, Technology and Applied Science Research, 2022-04)Human-wildlife conflict (HWC) is an important challenge to communities living in areas bordering wildlife game parks and reserves. It is more evident in the United Republic of Tanzania, whose economy depends on wildlife ... -
Hybrid CV-CC operation of capacitive deionization in comparison with constant current and constant voltage
(Taylor & Francis Online, 2016-02-24)Capacitive deionization (CDI) is a technique used to desalinate saline water by means of electrical potential applied to the electrode along both sides of a spacer channel through which water flows. CDI operates either at ... -
Hybrid diffusion-steered model for suppressing multiplicative noise in ultrasonograms
(An International Journal (SIPIJ), 2017-08)Ultrasonograms refer to images generated through ultrasonography, a technique that applies ultrasound pulses to delineate internal structures of the body. Despite being useful in medicine, ultrasonograms usually suffer ... -
Hybrid Reverse Osmosis‐Capacitive Deionization versus Two‐Stage Reverse Osmosis: A Comparative Analysis
(John Wiley & Sons, Inc., 2014-06-06)Reverse osmosis (RO) is a high‐pressure single‐phase desalination process used to obtain freshwater from seawater/brackish water. The RO system shows high energy consumption for a given unit volume of pure water produced. ... -
The hydrochemical evolution and water balance of the emakat lake in the northern crater highland of Tanzania
(NM-AIST, 2023-07)This study aimed to ascertain the hydrochemical evolution and water balance of Emakat Lake, of the Empakaai Crater. Water and rock samples were collected from the lake and springs on the inner and outer crater rims, ... -
The hydrochemical evolution and water balance of the emakat lake in the northern crater highland of Tanzania
(NM-AIST, 2023-07)This study aimed to ascertain the hydrochemical evolution and water balance of Emakat Lake, of the Empakaai Crater. Water and rock samples were collected from the lake and springs on the inner and outer crater rims, and ... -
Hydrogen sulfide and ammonia removal from biogas using water hyacinth-derived carbon nanomaterials
(Academic Journals, 2017-07-31)The presence of hydrogen sulfide (H2S) and ammonia (NH3) in biogas pose serious human health and environmental challenges. In this study, H2S and NH3 were successfully removed from biogas using water hyacinth-derived ... -
Hydrogeochemical Analysis of Water Quality Dynamics Under Anthropic Activities on the Southern Slopes of Mount Kilimanjaro, Tanzania
(Springer Nature, 2022-07-14)Water quality management requires consideration of surface water and groundwater dynamics. This study utilizes hydrogeochemical and isotopic techniques to understand anthropic influences on surface and groundwater resources ... -
Hydrogeochemical characteristics and spatial distribution of groundwater quality in Arusha well fields, Northern Tanzania
(Springer, 2018-07-09)Arusha aquifers have been exploited intensively serving as the main source of domestic water supply in the city. But the quality of groundwater is not clearly documented for future planning and management. Hydrogeochemical ... -
Hydrogeochemical similarities and groundwater-surface water interactions for the karst hydrological system of northwest Rwanda
(Springer International Publishing, 2023-08)The groundwater of karst environments is vulnerable to pollution due to its heterogeneous nature and can be completely depleted due to its strong connection to surface water when predominantly driven by natural and ... -
Hydrologic responses to climate and land use/cover changes in world heritage site of Ngorongoro conservation area and surrounding catchments, northern Tanzania
(NM-AIST, 2023-01)In Tanzania, various studies have analyzed the impact of climate and land use/cover changes on water resources. However, information on the interactions between climate and land use/cover change, temporal and spatial ... -
Hydrological modeling of artificial recharge of groundwater for sustainable water supply in Dodoma city
(NM-AIST, 2021-07)The growing human population in Dodoma City has resulted in high demand for water use, which has led to the overexploitation of groundwater in Makutupora aquifer. Therefore, this study was carried out to model artificial ... -
Hydrological System and Water Balance of Ungauged Crater Lakes of the Northern Crater Highlands
(Tanzania Journal of Engineering and Technology, 2023-10)The study aimed to unveil the hydrological system and water balance of the ungauged crater lakes with major focus on the Emakati Lake which occupy 46% of the Empakaai Crater associated to the East African Rift Valley ... -
Hydroxyapatite-activated seaweed biochar for enhanced remediation of fluoride contaminated soil at various pH ranges
(Elsevier, 2022-12-10)This study investigated the defluoridation efficiency of hydroxyapatite-activated seaweed (Eucheuma Cottonii) biochar (HSB) at various soil pH ranges (3–11) while monitoring the impact of contact time (30 min - 2.5 h), ... -
Hydroxyapatite-activated seaweed biochar for enhanced remediation of fluoride contaminated soil at various pH ranges.
(Elsevier Ltd., 2022-12-10)This study investigated the defluoridation efficiency of hydroxyapatite-activated seaweed (Eucheuma Cottonii) biochar (HSB) at various soil pH ranges (3–11) while monitoring the impact of contact time (30 min - 2.5 h), ... -
Hypoglycemic effect of cymbopogon citratus leaves’ extract and it’s fractions in alloxan-induced diabetic Mice
(NM-AIST, 2021-08)Varieties of plants, including Cymbopogon citratus, are traditionally used in controlling hyperglycemia by either stimulating insulin secretion, inhibition α- Glucosidase or α-amylase activity. Cymbopogon citratus ... -
An ICT Based Solution for Pesticides Authenticity Verification: A Case of Tanzania
(Modestum, 2018-11-10)Pesticides authenticity is important for human health and environmental protection also economic progress of users, dealers and the government benefits through levies. In order to ensure that authentic pesticides are sold ... -
Identification and characterization of viruses causing maize lethal necrotic disease (mlnd) in Northern Tanzania
(NM-AIST, 2017-05)Maize Lethal Necrosis (MLN) is a viral disease in maize currently reported in eastern and central Africa countries including Kenya, Rwanda, Uganda, Ethiopia, Congo and Tanzania. The disease is caused by Maize Chlorotic ... -
Identification and Management Challenges Associated with Ralstonia solanacearum (Smith), Causal Agent of Bacterial Wilt Disease of Tomato in Sub-Saharan Africa.
(Science Alert, 2017)Tomato is the world's most consumed vegetable crop after potato and it is source of vitamins, minerals, fiber, lycopene, β-carotene and income. Despite its significant importance tomato can heavily be attacked by different ...