Showing 1171-1185 of 1631
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Rapid Characterization of Emerging Per- and Polyfluoroalkyl Substances in Aqueous Film-Forming Foams Using Ion Mobility Spectrometry-Mass Spectrometry
Science
24 Nov 2020 | Environ Sci Technol
Using analytical chemistry techniques PFAS in AFFF were rapidly characterized.
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[Informational Webinar] EPA's Innovative Ways to Destroy PFAS Challenge
Events
23 Nov 2020
EPA is partnering with the other stakeholders, to co-sponsor a technical challenge regarding the destruction of PFAS. The challenge asks solvers to submit detailed plans for a non-thermal way of destroying PFAS in AFFF, while creating the least amount of potentially harmful byproducts with a $50,000 prize.
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Uptake and translocation of multiresidue industrial and household contaminants in radish grown under controlled conditions.
Science
18 Nov 2020 | Chemosphere
PFAS were detected in all plant tissues and contained some of the highest bioaccumulation factors.
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Air-water interfacial adsorption coefficients for PFAS when present as a multi-component mixture
Science
17 Nov 2020 | J Contam Hydrol
Models found that PFAS mobility can be affected by the concentration and homogeneity of PFAS mixtures.
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An exploratory analysis of poly- and per-fluoroalkyl substances in pet food packaging from the United States
Science
17 Nov 2020 | Env. Tech. & Inn.
Precursors that were oxidized to PFBA were found in pet food and packaging.
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Exposure to PFAS and small for gestational age new-borns: A birth records study in Veneto Region (Italy)
Science
17 Nov 2020 | Environ Res
Living in a contaminated area by PFAS may play a role in affecting fetal growth and support the hypothesis that PFAS exposure is a risk factor for lower than average gestational growth.
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Transcriptomic response of Gordonia sp. strain NB4-1Y when provided with 6:2 fluorotelomer sulfonamidoalkyl betaine or 6:2 fluorotelomer sulfonate as sole sulfur source
Science
17 Nov 2020 | Biodegradation
This work identifies genetic targets for further characterization and will inform studies aimed at evaluating the biodegradation potential of environmental samples through applied genomics.
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Recent progress in the detection of emerging contaminants PFASs
Science
17 Nov 2020 | J Haz. Mat.
The challenge and future directions in PFASs sensor development are discussed.
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Solvay withholds data about toxic PFAS pollution in New Jersey
News
17 Nov 2020 | The Intercept
New Jersey has sued Solvay Specialty Polymers over its refusal to release secret studies of its PFAS chemicals.
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Formation of perfluorocarboxylic acids (PFCAs) during the exposure of earthworms to 6:2 fluorotelomer sulfonic acid (6:2 FTSA)
Science
17 Nov 2020 | Sci Total Environ
Five terminal PFCA metabolites, including TFA, PFPrA, PFBA, PFPeA and PFHxA were found to be biotransformed from 6:2 FTSA in earthworms.
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Biden EPA transition team member helped DuPont dodge responsibility for PFOA
Policy
11 Nov 2020
Michael McCabe, a former EPA official and aide to Joe Biden, led DuPont’s defense of PFOA avoiding regulation that would have cost DuPont dearly.
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Per- and Polyfluoroalkyl Substances in the Air Particles of Asia: Levels, Seasonality, and Size-Dependent Distribution
Science
11 Nov 2020 | Environ Sci Technol
PFOS distributed on specific sizes exhibited seasonal and regional dependency, while no such patterns were observed for PFOA.
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The Biden plan to secure environmental justice
Policy
10 Nov 2020
Biden will tackle PFAS pollution by designating PFAS as a hazardous substance, setting enforceable limits for PFAS in the Safe Drinking Water Act, prioritizing substitutes through procurement, and accelerating toxicity studies and research on PFAS.
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Occurrence and Distribution of Per- and Polyfluoroalkyl Substances in Tianjin, China: The Contribution of Emerging and Unknown Analogues
Science
10 Nov 2020 | Environ Sci Technol .
Field-derived sediment-water distribution coefficients of emerging PFAS are provided for the first time, confirming that cationic and zwitterionic PFASs tend to be strongly associated with sediments.
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Severity of COVID-19 at elevated exposure to perfluorinated alkylates
Science
9 Nov 2020 | medRxiv
Elevated plasma-PFBA concentrations were associated with an increased risk of a more severe course of COVID-19