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The importance of using soil series-based geochemical background values when calculating the enrichment factor in agricultural areas
The enrichment factor (EF) is one of the most commonly used indices for determining the source of air, water and soil pollution. However, concerns...
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Combination of enrichment factor and positive matrix factorization in the estimation of potentially toxic element source distribution in agricultural soil
The study intended to assess the level of pollution of potential toxic elements (PTEs) at different soil depths and to evaluate the source...
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Organic Enrichment from Marine Finfish Aquaculture and Effects on Sediment Biogeochemical Processes
Organic enrichment of sediments underlying fish farms in temperate and tropical coastal zones is reviewed to identify similarities and important...
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Global Patterns of Metal and Other Element Enrichment in Bog and Fen Peatlands
Peatlands are found on all continents, covering 3% of the global land area. However, the spatial extent and causes of metal enrichment in peatlands...
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Spatial distribution, enrichment and potential sources of seldom monitored trace elements in soils of Yellow River Delta, China
Rapid development of industry and agriculture over the past decades have caused serious environmental impacts on the local environment. However, the...
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High enrichment factors in chemical analysis of progestins and in bioassays: insights beyond trace levels
Concerns are growing about adverse effects of progestins on biota, even at ultra-trace concentrations. The enrichment factor (EF) from extraction of...
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Extreme hydrological regimes of a small urban river: impact on trace element partitioning, enrichment and fluxes
The input of trace elements from a small urban river (Las River, Toulon, France) located on the northern Mediterranean coast was studied during both...
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Backyard aerosol pollution monitors: foliar surfaces, dust enrichment, and factors influencing foliar retention
Air pollution is one of the leading causes of death from noncommunicable diseases globally, and in Arizona, both mining activities and abandoned...
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Release and re-enrichment of invisible gold in arsenian pyrite promoted by coupled dissolution-reprecipitation reactions
The mechanisms responsible for invisible gold enrichment driven by coupled dissolution-reprecipitation reaction (CDR) are debated. Here we report the...
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Response of hyporheic biofilms to temperature changes and dissolved organic carbon enrichment: a mesocosm study
PurposeHyporheic biofilms are the central site for biogeochemical cycling in streams and rivers. In view of global warming and increasing human...
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Enrichment of Sulfate, Acidity and Mercury in Native outcrop coal, Southwest China
The coal found in the Longtan Formation of the Late Permian is widely distributed in Southwest China, including the northwestern Guizhou,...
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Enrichment, bioaccumulation and human health assessment of organochlorine pesticides in sediments and edible fish of a plateau lake
The organochlorine pesticides (OCPs) are with features of persistence, high toxicity, bioaccumulation and adverse impact on ecosystems and human...
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Assessing the Contributions of Nature-Based Solutions to Urban Biodiversity Enrichment
The contributions of nature-based solutions (NBS) to urban biodiversity enrichment are evaluated in this study. The concept of nature-based solutions...
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Arsenic and fluorine in groundwater in northern Mexico: spatial distribution and enrichment factors
North-central Mexico has groundwater contaminated with arsenic (As) and fluoride (F). Based on the dispersion patterns of these solutes, their...
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Distribution, enrichment mechanism and risk assessment for fluoride in groundwater: a case study of Mihe-Weihe River Basin, China
Due to the unclear distribution characteristics and causes of fluoride in groundwater of Mihe-Weihe River Basin (China), there is a higher risk for...
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Appraisal of groundwater to risk contamination near an abandoned limestone quarry pit in Nkalagu, Nigeria, using enrichment factor and statistical approaches
Statistical index analysis using, contamination factor, metal pollution index, enrichment factor, and ecological risk were successfully applied for...
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Taxonomic Identification of Microbiota from Enrichment and Isolation of Phenanthrene-Degrading Bacteria in Aerobic Reactors
Polycyclic aromatic hydrocarbons (PAH) are compounds derived from petrochemical molecules and have high recalcitrance in natural environments. The...
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Impact of climate change on formation of nitrogenous disinfection by-products. Part II: water blooming and enrichment by humic substances
Climate change affects the concentration and characteristics of dissolved organic matter (DOM) in surface water. The changes in composition of DOM...
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Possible enrichment process of Cd in the Se-rich soil area of Lanshan District, Shandong Province, China
High cadmium (Cd) concentrations widely occured in selenium (Se)-rich soils, which has been an important obstacle in the usage of Se-rich soils....
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Continuous-flow membrane bioreactor enhances enrichment and culture of autotrophic nitrifying bacteria by removing extracellular free organic carbon
An activated sludge system can be inoculated with enriched nitrifying bacteria to enhance NH 4 + -N removal, or enriched nitrifying bacteria can be...
