Themed collection Recent Open Access Articles

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Open Access Perspective

To be or not to be degraded: in defense of persistence assessment of chemicals

Characterizing the degradation behavior of chemicals in the environment is a key component of chemical hazard and risk assessment.

Graphical abstract: To be or not to be degraded: in defense of persistence assessment of chemicals
Open Access Perspective

Unraveling biogeochemical complexity through better integration of experiments and modeling

A more ubiquitous use of process-based models will enhance the information gained from biogeochemical experimentation through both, a more rigorous interpretation of acquired data and the optimal design of future experiments.

Graphical abstract: Unraveling biogeochemical complexity through better integration of experiments and modeling
Open Access Perspective

The high persistence of PFAS is sufficient for their management as a chemical class

While per- and polyfluoroalkyl substances (PFAS) are a class of synthetic organic substances with diverse structures, properties, uses, bioaccumulation potentials and toxicities, nearly all PFAS are highly persistent.

Graphical abstract: The high persistence of PFAS is sufficient for their management as a chemical class
From the themed collection: Recent Open Access Articles
Open Access Perspective

Perspectives of genetically engineered microbes for groundwater bioremediation

Bacteria degrading 1,2,3-trichloropropane were constructed by genetic engineering and may be applicable for groundwater bioremediation, following the example of 1,2-dichloroethane.

Graphical abstract: Perspectives of genetically engineered microbes for groundwater bioremediation
From the themed collection: Recent Open Access Articles
Open Access Perspective

Connecting environmental exposure and neurodegeneration using cheminformatics and high resolution mass spectrometry: potential and challenges

A multi-disciplinary perspective on connecting chemistry, exposure and medical information to “neurotoxicity” for mass spectrometry-based environmental assessment, including multiple interactive resources for readers to use and explore.

Graphical abstract: Connecting environmental exposure and neurodegeneration using cheminformatics and high resolution mass spectrometry: potential and challenges
From the themed collection: Recent Open Access Articles
Open Access Perspective

Why is high persistence alone a major cause of concern?

High persistence has important implications for chemicals regulation and management.

Graphical abstract: Why is high persistence alone a major cause of concern?
From the themed collection: Recent Open Access Articles
Open Access Perspective

Can the Stockholm convention address the spectrum of chemicals currently under regulatory scrutiny? Advocating a more prominent role for modeling in POP screening assessment

Applying POP screening to a large chemical domain requires less reliance on individual criteria and more on integrated assessment with models.

Graphical abstract: Can the Stockholm convention address the spectrum of chemicals currently under regulatory scrutiny? Advocating a more prominent role for modeling in POP screening assessment
From the themed collection: Recent Open Access Articles
Open Access Tutorial Review

Environmental significance of trace elements in the Athabasca Bituminous Sands: facts and misconceptions

The distribution of trace elements (TEs) in the bituminous sands is dichotomous: V, Ni, Mo, Se and Re are found predominantly in the bitumen fraction, and all other TEs in the mineral fraction.

Graphical abstract: Environmental significance of trace elements in the Athabasca Bituminous Sands: facts and misconceptions
From the themed collection: Biogeochemistry of the Trace Elements
Open Access Critical Review

Influences of climate change on long-term time series of persistent organic pollutants (POPs) in Arctic and Antarctic biota

Time series of contaminants in the Arctic are an important instrument to detect emerging issues and to monitor the effectiveness of chemicals regulation. Climate change can affect the link between primary emissions and concentrations in Arctic wildlife.

Graphical abstract: Influences of climate change on long-term time series of persistent organic pollutants (POPs) in Arctic and Antarctic biota
Open Access Critical Review

Climate change influence on the levels and trends of persistent organic pollutants (POPs) and chemicals of emerging Arctic concern (CEACs) in the Arctic physical environment – a review

Direct and indirect effects of climate change influence contaminant sources, transport, re-distribution and circulation in the physical environment of the Arctic. Linkages of such observations to Arctic ecosystem exposure and effects are needed.

Graphical abstract: Climate change influence on the levels and trends of persistent organic pollutants (POPs) and chemicals of emerging Arctic concern (CEACs) in the Arctic physical environment – a review
Open Access Critical Review

The influence of global climate change on accumulation and toxicity of persistent organic pollutants and chemicals of emerging concern in Arctic food webs

Global climate change-driven shifts in physical and ecological processes may alter POPs concentrations in Arctic food webs.

Graphical abstract: The influence of global climate change on accumulation and toxicity of persistent organic pollutants and chemicals of emerging concern in Arctic food webs
Open Access Critical Review

Influence of climate change on persistent organic pollutants and chemicals of emerging concern in the Arctic: state of knowledge and recommendations for future research

Future climate change in the Arctic will lead to loss of ice, snow and permafrost, increasing human activity and development, and changes in wind and ocean circulation patterns, that could alter the pathways, distribution and fate of contaminants.

Graphical abstract: Influence of climate change on persistent organic pollutants and chemicals of emerging concern in the Arctic: state of knowledge and recommendations for future research
Open Access Critical Review

A review of simulation experiment techniques used to analyze wildfire effects on water quality and supply

This review covers 40 laboratory- and plot-scale wildfire and rainfall simulation experiments which focus on wildfire hydrologic and water quality effects, guiding future researchers in the optimal design of their own simulation experiments.

Graphical abstract: A review of simulation experiment techniques used to analyze wildfire effects on water quality and supply
Open Access Critical Review

Critical review of antibiotic resistance genes in the atmosphere

Our critical review compares ARG profiles in the atmosphere across different locations and discusses characterization methods, atmospheric transport, and future research questions.

Graphical abstract: Critical review of antibiotic resistance genes in the atmosphere
Open Access Critical Review

A review of microplastic fibres: generation, transport, and vectors for metal(loid)s in terrestrial environments

Synthetic fibre release is an important source of microplastics to agricultural soils, through the application of sewage sludge. Microplastics are potential vectors for the transport of sorbed metal(loid)s from wastewater to soils and organisms.

Graphical abstract: A review of microplastic fibres: generation, transport, and vectors for metal(loid)s in terrestrial environments
Open Access Critical Review

Occurrence, human exposure, and risk of microplastics in the indoor environment

Pathways of human exposure to MPs and associated risks.

Graphical abstract: Occurrence, human exposure, and risk of microplastics in the indoor environment
Open Access Critical Review

Review of ecotoxicological studies of widely used polystyrene nanoparticles

With polystyrene nanoparticles being widely used in various applications, there is a great need for deeper knowledge on the safety, fate and biological effects of these particles on both individual living organisms and the whole ecosystems.

Graphical abstract: Review of ecotoxicological studies of widely used polystyrene nanoparticles
Open Access Critical Review

Battling the known unknowns: a synoptic review of aquatic plastics research from Australia, the United Kingdom and China

A synoptic review of aquatic plastics research from Australia, the United Kingdom and China is presented, highlighting (a) key research and management challenges, and (b) a need to converge on standardised methods and bioindicator species to make global comparisons more reliable.

Graphical abstract: Battling the known unknowns: a synoptic review of aquatic plastics research from Australia, the United Kingdom and China
Open Access Critical Review

Finding essentiality feasible: common questions and misinterpretations concerning the “essential-use” concept

The essential-use concept is a tool that can guide the phase-out of per- and polyfluoroalkyl substances (PFAS) and potentially other harmful substances of concern.

Graphical abstract: Finding essentiality feasible: common questions and misinterpretations concerning the “essential-use” concept
Open Access Critical Review

The fate of plastic in the ocean environment – a minireview

The fate of plastic in the ocean is influenced by physical, chemical and biological stressors. These cause fragemntation and the formation of micro and nanoplastics but also degradation of plastics.

Graphical abstract: The fate of plastic in the ocean environment – a minireview
Open Access Communication

Can determination of extractable organofluorine (EOF) be standardized? First interlaboratory comparisons of EOF and fluorine mass balance in sludge and water matrices

The first step towards the urgently needed standardization of EOF methods for PFAS-total assessment is presented in this interlaboratory study.

Graphical abstract: Can determination of extractable organofluorine (EOF) be standardized? First interlaboratory comparisons of EOF and fluorine mass balance in sludge and water matrices
From the themed collection: Recent Open Access Articles
Open Access Paper

Quantum chemical calculation of the vapor pressure of volatile and semi volatile organic compounds

Quantum chemistry based calculation methods enable the reliable prediction of the vapor pressure of molecules with rather general structure and are particularly valuable for non-rigid substances with low volatilities.

Graphical abstract: Quantum chemical calculation of the vapor pressure of volatile and semi volatile organic compounds
From the themed collection: Recent Open Access Articles
Open Access Paper

The dependence of soot particle ice nucleation ability on its volatile content

The removal of volatile content enhances the ice nucleation of soot particles by increasing the particle porosity and surface wettability.

Graphical abstract: The dependence of soot particle ice nucleation ability on its volatile content
Open Access Paper

Persistent, mobile, and toxic plastic additives in Canada: properties and prioritization

Prioritization of PMT plastic additives based on their in silico retention in wastewater treatment plants and physical–chemical property space.

Graphical abstract: Persistent, mobile, and toxic plastic additives in Canada: properties and prioritization
From the themed collection: Recent Open Access Articles
Open Access Paper

Ferrihydrite transformations in flooded paddy soils: rates, pathways, and product spatial distributions

The rate and pathway of ferrihydrite transformation in soil depends on the properties of the soil pore water and diffusion processes.

Graphical abstract: Ferrihydrite transformations in flooded paddy soils: rates, pathways, and product spatial distributions
From the themed collection: Recent Open Access Articles
Open Access Paper

Heteroaggregation of PS microplastic with ferrihydrite leads to rapid removal of microplastic particles from the water column

Heteroaggregation of microplastic and ferrihydrite leads to sedimentation and therefore removal of microplastic from the water column.

Graphical abstract: Heteroaggregation of PS microplastic with ferrihydrite leads to rapid removal of microplastic particles from the water column
From the themed collection: Recent Open Access Articles
Open Access Paper

Quantification and physical analysis of nanoparticle emissions from a marine engine using different fuels and a laboratory wet scrubber

A marine test-bed diesel engine was used to study how international fuel sulfur content (FSC) regulations and wet scrubbing can affect physical properties of submicron exhaust particles.

Graphical abstract: Quantification and physical analysis of nanoparticle emissions from a marine engine using different fuels and a laboratory wet scrubber
From the themed collection: Recent Open Access Articles
Open Access Paper

Pinus nigra bark from a mercury mining district studied with high resolution XANES spectroscopy

HR-XANES data suggest that atmospheric (gaseous) elemental mercury (Hg(0)g) is transformed to inorganic Hg(II)-sulphides at the bark surface and subsurface, and further transformed to organic Hg-dithiolate phases at increasing depth inside the bark.

Graphical abstract: Pinus nigra bark from a mercury mining district studied with high resolution XANES spectroscopy
From the themed collection: Recent Open Access Articles
Open Access Paper

Are cosmetics a significant source of PFAS in Europe? product inventories, chemical characterization and emission estimates

Estimates of per- and polyfluoroalkyl substance (PFAS) emission from the use of cosmetics in Europe.

Graphical abstract: Are cosmetics a significant source of PFAS in Europe? product inventories, chemical characterization and emission estimates
Open Access Paper

Hydrobiogechemical interactions in the hyporheic zone of a sulfate-impacted, freshwater stream and riparian wetland ecosystem

Biogeochemical cycling of S, Fe, and C in the hyporheic zone is influenced by dynamic hydrologic conditions.

Graphical abstract: Hydrobiogechemical interactions in the hyporheic zone of a sulfate-impacted, freshwater stream and riparian wetland ecosystem
From the themed collection: Biogeochemistry of the Trace Elements
Open Access Paper

Thallium adsorption onto phyllosilicate minerals

We studied the extent and mode of thallium adsorption onto several phyllosilicate minerals. Thallium, in analogy to cesium, strongly adsorbs onto micaceous phyllosilicates in soils and sediments via complexation in siloxane cavities.

Graphical abstract: Thallium adsorption onto phyllosilicate minerals
From the themed collection: Biogeochemistry of the Trace Elements
Open Access Paper

Evaluating atmospheric mercury (Hg) uptake by vegetation in a chemistry-transport model

We study the uptake of atmospheric mercury by vegetation in a chemical transport model and available observations. Due to the importance of this sink in the global mercury cycle, perturbations to forested areas can elevate mercury risks.

Graphical abstract: Evaluating atmospheric mercury (Hg) uptake by vegetation in a chemistry-transport model
From the themed collection: Biogeochemistry of the Trace Elements
Open Access Paper

Selenium concentration in herring from the Baltic Sea tracks decadal and spatial trends in external sources

We link selenium concentrations in herring muscle and liver spanning four decades and twenty stations along the Swedish coastline to spatio-temporal variability in deposition and riverine source loads.

Graphical abstract: Selenium concentration in herring from the Baltic Sea tracks decadal and spatial trends in external sources
From the themed collection: Biogeochemistry of the Trace Elements
Open Access Paper

Demystifying mercury geochemistry in contaminated soil–groundwater systems with complementary mercury stable isotope, concentration, and speciation analyses

A holistic multi-analyses (led by Hg stable isotope analysis), multi-media, multi-site approach to improving contaminated site Hg geochemistry, particularly process tracing.

Graphical abstract: Demystifying mercury geochemistry in contaminated soil–groundwater systems with complementary mercury stable isotope, concentration, and speciation analyses
From the themed collection: Biogeochemistry of the Trace Elements
Open Access Paper

Physicochemical characterization of particulate matter in a cement production plant

Characterization of particulate matter with regards to size distribution, phase composition and mixing state at various locations at a cement plant.

Graphical abstract: Physicochemical characterization of particulate matter in a cement production plant
From the themed collection: Recent Open Access Articles
Open Access Paper

Early and late cyanobacterial bloomers in a shallow, eutrophic lake

Monitoring of a critical drinking water source reveals not all cyanobacteria that bloom can be detected using the chl-a/biomass relationship. Here we illustrate a shift from N-fixing Dolichospermum to a previously undetected autumn Planktothrix bloom.

Graphical abstract: Early and late cyanobacterial bloomers in a shallow, eutrophic lake
From the themed collection: Recent Open Access Articles
Open Access Paper

Performance evaluation of a 3D-printed sharp-cut cyclone

Sharp-Cute Cyclones (SSCs) are frequently employed as particle separators in aerosol metrology. Here we report on the manufacturing of a cost-effective SCC by 3D-printing, and on the comparison of its performance against a metallic counterpart.

Graphical abstract: Performance evaluation of a 3D-printed sharp-cut cyclone
From the themed collection: Recent Open Access Articles
Open Access Paper

Fate-directed risk assessment of chemical mixtures: a case study for cedarwood essential oil

The fate-directed risk assessment helps evaluate whether the risk assessment of known constituents is representative for an entire UVCB.

Graphical abstract: Fate-directed risk assessment of chemical mixtures: a case study for cedarwood essential oil
Open Access Paper

A food web bioaccumulation model for the accumulation of per- and polyfluoroalkyl substances (PFAS) in fish: how important is renal elimination?

We present a whole-body aquatic food web bioaccumulation model for perfluoroalkyl acids and two alternatives. Results highlight structure-dependent mechanisms, including phospholipid partitioning, blood plasma protein binding, and renal elimination.

Graphical abstract: A food web bioaccumulation model for the accumulation of per- and polyfluoroalkyl substances (PFAS) in fish: how important is renal elimination?
Open Access Paper

Investigating the dynamics of methylmercury bioaccumulation in the Beaufort Sea shelf food web: a modeling perspective

We used a modeling approach to explore how toxicokinetics and food-web trophodynamics affect MeHg bioaccumulation in the Beaufort Sea shelf.

Graphical abstract: Investigating the dynamics of methylmercury bioaccumulation in the Beaufort Sea shelf food web: a modeling perspective
From the themed collection: Biogeochemistry of the Trace Elements
Open Access Paper

A pilot study on extractable organofluorine and per- and polyfluoroalkyl substances (PFAS) in water from drinking water treatment plants around Taihu Lake, China: what is missed by target PFAS analysis?

Mass balance analysis of organofluorine in raw and treated water revealed that at least 68% of EOF could not be explained by target PFAS. Ultra-short PFAS (TFA, PFPrA, TFMS, PFEtS and PFPrS) contributed to 6% to 89% of ∑PFAS.

Graphical abstract: A pilot study on extractable organofluorine and per- and polyfluoroalkyl substances (PFAS) in water from drinking water treatment plants around Taihu Lake, China: what is missed by target PFAS analysis?
From the themed collection: Recent Open Access Articles
Open Access Paper

Concentrations and isomer profiles of hexabromocyclododecanes (HBCDDs) in floor, elevated surface, and outdoor dust samples from Basrah, Iraq

Within-room (between elevated surface dust and floor dust) and within-home (between indoor and outdoor dust) spatial variability in concentrations of HBCDDs were observed.

Graphical abstract: Concentrations and isomer profiles of hexabromocyclododecanes (HBCDDs) in floor, elevated surface, and outdoor dust samples from Basrah, Iraq
Open Access Paper

Mercury in air and soil on an urban-rural transect in East Africa

Spatially resolved atmospheric gaseous elemental mercury (GEM) concentrations from an urban area in the Southern Hemisphere are reported for the first time.

Graphical abstract: Mercury in air and soil on an urban-rural transect in East Africa
Open Access Paper

Emerging investigator series: aqueous-phase processing of atmospheric aerosol influences dissolution kinetics of metal ions in an urban background site in the Po Valley

Fog processing of atmospheric aerosol enhances the solubility and the dissolution kinetics of particle-bound metal ions.

Graphical abstract: Emerging investigator series: aqueous-phase processing of atmospheric aerosol influences dissolution kinetics of metal ions in an urban background site in the Po Valley
From the themed collection: Recent Open Access Articles
Open Access Paper

Comparability of semivolatile organic compound concentrations from co-located active and passive air monitoring networks in Europe

Passive and active air-sampling results from 10 years of monitoring for 28 semivolatile organic compounds at six sites across Europe are compared and recommendations for interpreting passive air-sampler results are offered.

Graphical abstract: Comparability of semivolatile organic compound concentrations from co-located active and passive air monitoring networks in Europe
Open Access Paper

Surface properties and rising velocities of pristine and weathered plastic pellets

Theoretical predictions overestimate experimental rising velocities, especially for less spherical (heavily weathered) pellets.

Graphical abstract: Surface properties and rising velocities of pristine and weathered plastic pellets
From the themed collection: Recent Open Access Articles
Open Access Paper

The influence of hardness at varying pH on zinc toxicity and lability to a freshwater microalga, Chlorella sp.

Zinc is an essential element for aquatic organisms, however, activities such as mining and refining, as well as zinc's ubiquitous role in modern society can contribute to elevated environmental concentrations of zinc.

Graphical abstract: The influence of hardness at varying pH on zinc toxicity and lability to a freshwater microalga, Chlorella sp.
From the themed collection: Recent Open Access Articles
Open Access Paper

Implications of sample treatment on characterization of riverine dissolved organic matter

We compared how FTICR-MS characterization of riverine dissolved organic matter varied across four sample pre-treatment and instrument ionization methods to provide guidelines for future researchers utilizing FTICR-MS in environmental analyses.

Graphical abstract: Implications of sample treatment on characterization of riverine dissolved organic matter
From the themed collection: Recent Open Access Articles
Open Access Paper

Screening of pesticide distributions in foods of animal origin: a matrix-based approach for biotransfer factor modeling of grazing mammals

A matrix-based approach implemented in the PBK model helps perform high-throughput simulation of residue levels in foods of animal origin.

Graphical abstract: Screening of pesticide distributions in foods of animal origin: a matrix-based approach for biotransfer factor modeling of grazing mammals
From the themed collection: Recent Open Access Articles
Open Access Paper

Graphical tools for the planning and interpretation of polyurethane foam based passive air sampling campaigns

Charts display the length of the linear uptake period, the time to equilibrium, and the loss of depuration compounds for the PUF-PAS. Required are only the length, temperature, and wind speed of deployment and the chemical partitioning properties.

Graphical abstract: Graphical tools for the planning and interpretation of polyurethane foam based passive air sampling campaigns
Open Access Paper

A review of PFAS fingerprints in fish from Norwegian freshwater bodies subject to different source inputs

Fingerprints associated with long-range atmospheric transport, production of paper products, and use of aqueous film forming foams (AFFF) were identified.

Graphical abstract: A review of PFAS fingerprints in fish from Norwegian freshwater bodies subject to different source inputs
From the themed collection: Recent Open Access Articles
Open Access Paper

Occurrence and stability of ptesculentoside, caudatoside and ptaquiloside in surface waters

The illudane glycosides ptesculentoside, caudatoside and ptaquiloside from bracken ferns (Pteridium sp.) are found in surface waters, follow the same hydrolysis rate law and express similar stability.

Graphical abstract: Occurrence and stability of ptesculentoside, caudatoside and ptaquiloside in surface waters
From the themed collection: Recent Open Access Articles
Open Access Paper

Groundwaters in Northeastern Pennsylvania near intense hydraulic fracturing activities exhibit few organic chemical impacts

Hydrogeologic transport contributes to limited organic chemical contamination in a region of intense gas extraction, even 10 years post-development.

Graphical abstract: Groundwaters in Northeastern Pennsylvania near intense hydraulic fracturing activities exhibit few organic chemical impacts
Open Access Paper

Surface-water/groundwater boundaries affect seasonal PFAS concentrations and PFAA precursor transformations

Aqueous PFAS concentrations fluctuate seasonally and precursor concentrations rapidly decline within the surface-water/groundwater boundary, indicating that transport through this boundary can affect spatial and temporal PFAS composition.

Graphical abstract: Surface-water/groundwater boundaries affect seasonal PFAS concentrations and PFAA precursor transformations
Open Access Paper

Challenges and policy implications of long-term changes in mass absorption cross-section derived from equivalent black carbon and elemental carbon measurements in London and south-east England in 2014–2019

This paper concludes that mass absorption cross-section (MAC) values in London, UK have changed over time. It provides possible explanations and highlights implications for the interpretation of long-term trends.

Graphical abstract: Challenges and policy implications of long-term changes in mass absorption cross-section derived from equivalent black carbon and elemental carbon measurements in London and south-east England in 2014–2019
Open Access Paper

Temperature-induced diurnal redox potential in soil

Temperature variability controls the extent of the diel EH measured under quasi-stationary conditions in soils and sediments.

Graphical abstract: Temperature-induced diurnal redox potential in soil
From the themed collection: Recent Open Access Articles
Open Access Paper

Investigating the origin and tissue concentration of polycyclic aromatic hydrocarbons in seafood and health risk in Niger Delta, Nigeria

The origin, tissue concentration, and health risk of PAH contaminants in three economically important species of seafood, including catfish, prawns, and periwinkles from the crude oil-impacted Niger Delta region, were investigated.

Graphical abstract: Investigating the origin and tissue concentration of polycyclic aromatic hydrocarbons in seafood and health risk in Niger Delta, Nigeria
From the themed collection: Recent Open Access Articles
Open Access Paper

Concentrations of halogenated flame retardants and polychlorinated biphenyls in house dust from Lagos, Nigeria

Levels of PCBs and some PBDEs in Lagos house dust have declined, demonstrating the efficacy of restrictions on these chemicals. In contrast, deca-BDE levels show no clear decline; implying its more recent restriction has yet to be fully effective.

Graphical abstract: Concentrations of halogenated flame retardants and polychlorinated biphenyls in house dust from Lagos, Nigeria
Open Access Paper

Determination of acrolein in ambient air and in the atmosphere of environmental test chambers

Acrolein is released by several sources into indoor air. As it impacts human health, an easy-to-handle, fast and robust method with low detection limits is needed.

Graphical abstract: Determination of acrolein in ambient air and in the atmosphere of environmental test chambers
From the themed collection: Recent Open Access Articles
Open Access Paper

Suspect and non-target screening of ovarian follicular fluid and serum – identification of anthropogenic chemicals and investigation of their association to fertility

This work shows the applicability of non-target screening for prioritizing environmental contaminants in the ovarian follicular fluid, identifying both substances associated to embryo quality and with high calculated hazard to humans.

Graphical abstract: Suspect and non-target screening of ovarian follicular fluid and serum – identification of anthropogenic chemicals and investigation of their association to fertility
From the themed collection: Recent Open Access Articles
Open Access Paper

Insights into the factors influencing mercury concentrations in tropical reservoir sediments

Significantly lower total mercury concentrations were observed in sediments in larger (∼1300 km2) compared to smaller reservoirs (<100 km2), suggesting reservoir size to be a critical driver of the amount of Hg accumulating in the sediments.

Graphical abstract: Insights into the factors influencing mercury concentrations in tropical reservoir sediments
From the themed collection: Recent Open Access Articles
Open Access Paper

Particle characterisation and bioaccessibility of manganese in particulate matter in silico- and ferromanganese smelters

(1) Physicochemical characterisation of single particles collected in an FeMn/SiMn furnace hall. (2) Bioaccessibility of manganese in particulate matter tested in terms of dissolution in Gamble solution.

Graphical abstract: Particle characterisation and bioaccessibility of manganese in particulate matter in silico- and ferromanganese smelters
Open Access Paper

Polyvinyl chloride in consumer and environmental plastics, with a particular focus on metal-based additives

Polyvinyl chloride (PVC) is one of the most widely used thermoplastics but is also a material of concern because of the generation and release of harmful chemicals during its life cycle.

Graphical abstract: Polyvinyl chloride in consumer and environmental plastics, with a particular focus on metal-based additives
From the themed collection: Recent Open Access Articles
Open Access Paper

Water–rock interaction and the concentrations of major, trace, and rare earth elements in hydrocarbon-associated produced waters of the United States

Comparisons of hydrocarbon-produced waters from multiple basins and experiments using multiple shales illustrate water–rock interaction influence on produced water chemistry.

Graphical abstract: Water–rock interaction and the concentrations of major, trace, and rare earth elements in hydrocarbon-associated produced waters of the United States
From the themed collection: Recent Open Access Articles
Open Access Paper

Uptake of perfluorinated alkyl acids by crops: results from a field study

Variability of plant uptake of PFAAs from soil is explored with measured uptake factors for 13 PFAAs in 4 crops.

Graphical abstract: Uptake of perfluorinated alkyl acids by crops: results from a field study
From the themed collection: Recent Open Access Articles
Open Access Paper

Introducing a nested multimedia fate and transport model for organic contaminants (NEM)

Nesting allows a new global modelling tool to combine computational efficiency with the fine spatial resolution required for many applications.

Graphical abstract: Introducing a nested multimedia fate and transport model for organic contaminants (NEM)
From the themed collection: Recent Open Access Articles
Open Access Paper

Factors affecting the mixed-layer concentrations of singlet oxygen in sunlit lakes

[1O2]SS within lake epilimnia are highly affected by epilimnion depth and are barely affected by DOC concentration within the lake.

Graphical abstract: Factors affecting the mixed-layer concentrations of singlet oxygen in sunlit lakes
From the themed collection: Recent Open Access Articles
Open Access Paper

Emerging investigator series: a holistic approach to multicomponent EXAFS: Sr and Cs complexation in clayey soils

Strontium and caesium are fission products of concern at many nuclear legacy sites. In this study we used a novel approach to EXAFS spectra to determine the details of Cs and Sr surface complexation in clayey soils.

Graphical abstract: Emerging investigator series: a holistic approach to multicomponent EXAFS: Sr and Cs complexation in clayey soils
Open Access Paper

Dynamic baselines for the detection of water quality impacts – the case of shale gas development

Shale gas, geothermal resources and CO2 storage require secure water storage at depth in the Earth. This study shows that the specific conductance of groundwater can be used to detect deep waters leaking from depth.

Graphical abstract: Dynamic baselines for the detection of water quality impacts – the case of shale gas development
From the themed collection: Recent Open Access Articles
Open Access Paper

Fates and spatial variations of accumulation mode particles in a multi-zone indoor environment during the HOMEChem campaign

We report on significant spatial gradients of accumulation mode particles emitted during the HOMEChem campaign and assess particle loss pathways.

Graphical abstract: Fates and spatial variations of accumulation mode particles in a multi-zone indoor environment during the HOMEChem campaign
From the themed collection: Recent Open Access Articles
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Please see below for recent Open Access papers published in Environmental Science: Processes & Impacts.

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