Showing 931-945 of 1564
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PFAS Molecules: A Major Concern for the Human Health and the Environment
Science
25 Jan 2022 | Toxics
This review summarizes the current knowledge on PFAS chemistry uses, occurrence, and environmental fate, with a particular emphasis on effects on humans as well as an analysis of the European Union’s efforts to regulate and remediate PFAS.
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Industrial byproducts for the soil stabilization of trace elements and per-and polyfluorinated alkyl substances (PFASs)
Science
25 Jan 2022 | Sci Total Environ
Industrial byproducts can provide sustainable and cost-effective materials for soil remediation of PFAS, but the sorbent must be tailored to the type of soil and type of contamination.
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Toxic ‘forever chemicals’ found in British otters
News
25 Jan 2022 | Phys.org
The study found higher concentrations of PFAS in otters close to wastewater treatment works, suggesting domestic and industrial wastewater was an important source.
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Background release and potential point sources of per-and polyfluoroalkyl substances to municipal wastewater treatment plants across Australia
Science
24 Jan 2022 | Chemosphere
About 60% of PFAS in Australian wastewater treatment plant influent was due to background release (at a rate of 8.1-24 μg/day/person) with the remaining ~40% due to point sources including industrial activities.
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US EPA sued over gaps in PFAS release reporting
News
21 Jan 2022 | C&EN
Advocacy groups are asking a federal court to force the US Environmental Protection Agency to plug what they call loopholes in two rules on reporting releases of dozens of toxic, highly persistent chemicals.
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A worldwide evaluation of trophic magnification of per- and polyfluoroalkyl substances in aquatic ecosystems
Science
17 Jan 2022 | Integr Environ Assess Manag
This review discusses the variability of environmental characteristics driving PFAS biomagnification in natural ecosystems and highlights the different approaches used by various studies, which can make comparisons among studies challenging.
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Bioaccumulation and impact of maternal PFAS offloading on egg biochemistry from wild-caught freshwater turtles (Emydura macquarii macquarii)
Science
17 Jan 2022 | Sci Total Environ
PFAS from the mothers were found to bioaccumulate in egg yolks which contained up to 97% of bioaccumulated PFAS, and impacted eggs had changes in metabolite, lipid, and protein levels.
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Anthropogenic Drivers of Variation in Concentrations of Perfluoroalkyl Substances in Otters () from England and Wales.
Science
17 Jan 2022 | Environ Sci Technol
PFAS concentrations in otters were positively associated with effluent from wastewater treatment plants, agriculture, and a fluoropolymer production facility.
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Cannabis may be a surprising solution to Maine’s ‘forever chemicals’ problem
News
16 Jan 2022 | BDN
It turns out that when it comes to neutralizing at least one group of toxic chemicals, the solution may be planting cannabis. Lots of it.
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Exposure of Preconception Couples to Legacy and Emerging Per- and Polyfluoroalkyl Substances: Variations Within and Between Couples
Science
16 Jan 2022 | Environ Sci Technol
Individual PFAS were generally correlated within couples though men often exhibited higher plasma concentrations, and PFAS exposure between different couples depended on annual household income, dwelling floor type, drinking water source, and living near farmlands.
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Michigan’s first PFAS site cleanup trial is scheduled to begin this year
News
12 Jan 2022 | MLive
The first civil trial to arise out of Michigan’s multi-year pursuit of cleanup at toxic PFAS contamination sites is scheduled to take place this summer.
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Injustice Forever? Toxic PFAS Chemicals Have ‘Made a Mockery of Our Environmental Regulations’
Policy
10 Jan 2022
With a lack of regulations addressing toxic “forever chemicals,” students and professors at a Vermont college have taken their research skills into communities to spur action.
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Characterization of Per- and Polyfluorinated Alkyl Substances Present in Commercial Anti-fog Products and Their Adipogenic Activity
Science
10 Jan 2022 | Environ Sci Technol
High concentrations of PFAS were detected in all measured anti-fog products, with FTEOs found to be a significant contributor to the adipogenic activity exhibited by the anti-fog sprays.
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Prevalence and Implications of Per- and Polyfluoroalkyl Substances (PFAS) in Settled Dust
Science
10 Jan 2022 | Curr Environ Health Rep
This review emphasizes the prevalence of PFAS in indoor dust - especially daycares and workplaces - with sources of PFAS including building materials and furnishings and consumer products.
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Increased levels of perfluorooctanesulfonic acid (PFOS) during Hurricane Dorian on the east coast of Florida
Science
10 Jan 2022 | Environ Res
Mean PFOS levels in surface water showed the greatest increase of 177% during the hurricane and returned to baseline levels after two days.