The application of biostimulants to crude oil-contaminated soils enhances the proliferation of indigenous soil microorganisms. Brewery effluent (BE), one of the largest brewery wastes in volume, is scarcely used as a biostimulant despite its rich rate-limiting nutrient content. T...
Open access
Research Article10.9734/jabb/2025/v28i62480
This study investigates the water quality of selected boreholes in Enugu North Local Government Area, Enugu State, Nigeria, focusing on both the physico-chemical as well as the concentrations of heavy metals and their associated health risks. A cross-sectional analytical design w...
Open access
Research Article10.9734/irjpac/2025/v26i4928
Background: Radon-222 (²²²Rn) is a naturally occurring radioactive gas that poses a significant health hazard when it accumulates indoors. While traditional models emphasize uranium content, emerging evidence suggests that soil geochemistry plays a critical role in radon mobility...
Open access
Research Article10.9734/jsrr/2025/v31i63172
Angbo Kousso Marie Angéline, Kambou Sansan Phillippe, Gauze Chantal, Massara Camara Cissé, Djohan Ferdinand & Agnissan Daniel N’guessan·Asian Journal of Research in Biochemistry·2025
Background and Objective: Humans are exposed to metals through their diet and lifestyle, such as in gold panning. Some metals are essential to the physiological functions of the body, while others are non-essential and can be toxic to humans. The aim of this study is therefore to...
Open access
Research Article10.9734/ajrb/2025/v15i3399
Introduction: Freshwater and marine ecosystems within the Niger Delta are vulnerable to oil spills, pipeline leaks, and wastewater discharge from oil exploration activities. These events can introduce a range of contaminants, including heavy metals like lead, cadmium, and mercury...
Open access
Research Article10.9734/ejnfs/2025/v17i61743
The pathways of toxic exposure are mostly from air, water, soil and food. Of all these pathways, soil remains the principal pathway toxic wastes like dyes and heavy metals are discharged into the food chain. Soil contaminated with heavy metals is now a universal challenge leading...
Open access
Research Article10.9734/irjpac/2025/v26i4925
This study evaluated the toxicological effects of smoked fish extract on liver and kidney function in albino rats, with emphasis on oxidative stress and hematological changes. Twenty adult male rats (180–220 g) were randomized into four groups: a control and three treatment group...
Open access
Research Article10.9734/ajrb/2025/v15i3394
The pot experiment was conducted to estimate the phytoremediation potential of pot marigold (Calendula officinalis L.) an ornamental plant for the chromium and lead contaminated soils. The grown as a test plant Cr and Pb was applied as @ 0, 30 and 60 mg/kg and salicylic acid (SA)...
Open access
Research Article10.9734/ijpss/2025/v37i65490
Groundwater is the main source of drinking water for residents of Adebisi Layout in Apata, Ibadan, Oyo State, Nigeria. However, the proximity of the Nigeria National Petroleum Corporation (NNPC) Depot to residential areas raises concerns about potential contamination of this crit...
Open access
Research Article10.9734/ajee/2025/v24i6726
This histology-based toxicological study is aimed to advance the histopathological characteristics of fish gills exposed to some known crude oil spill heavy metals. Toxicity tests can measure lethal and/or sublethal effects. These effects are known as measurement endpoints: that...
Open access
Research Article10.9734/ajob/2025/v21i6511
Toxicology studies the harmful effects of chemical, biological and physical agents in biological systems, which establishes the extent of damage in living organisms. Toxicity tests can measure lethal and/or sublethal effects. This study was aimed at evaluating, in histological te...
Open access
Research Article10.9734/ajarr/2025/v19i51020
This study investigates the bioaccumulation of heavy metals in epiphytic vascular cryptogams as indicators of atmospheric pollution in Eket wetlands, Nigeria. The research assessed seasonal variations in heavy metal concentrations of Nephrolepis biserrata, Nephrolepis undulata, a...
Open access
Research Article10.9734/ajrib/2025/v8i1256
Samuel Akpan Nta, Erewari Ukoha-Onuoha, Ikpe Jimmy Udom & Unwana Iniobong Udoumoh·Asian Soil Research Journal·2025
Aims: This study determines the heavy metal impacts on roadside soils and its potential health hazards in Eket, Akwa Ibom State, Nigeria. Background: Roads affect natural environment to a large extent because automobile act as line sources of heavy metal pollutants. Emission from...
Open access
Research Article10.9734/asrj/2025/v9i2185
Auto mechanic workshop activities and disposal of the wastes into open plots, farms and water drains could pose an environmental risk considering the water table in the east region of Nigeria and shallow bore-holes dug to get water for domestic use. This research aimed at investi...
Open access
Research Article10.9734/asrj/2025/v9i2184
This carried out the mathematical evaluation of health risk of heavy metals and polycyclic aromatic hydrocarbons in selected seafood in Idema-Abureni Clan, Bayelsa State. Seafood were collected from Idema River. Heavy metals, PAHs, estimated daily intake (EDI), life cancer risk (...
Open access
Research Article10.9734/ejnfs/2025/v17i51718