Showing 1441-1455 of 1631
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LC-MS screening of poly- and perfluoroalkyl substances in contaminated soil by Kendrick mass analysis
Science
16 Jan 2020 | Anal Bioanal Chem.
A screening of four contaminated soil samples found twelve compound classes comprising more than 61 PFAS.
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Accumulation and phytotoxicity of perfluorooctanoic acid and 2,3,3,3-tetrafluoro-2-(heptafluoropropoxy)propanoate in Arabidopsis thaliana and Nicotiana benthamiana
Science
16 Jan 2020 | Environ. Pollut.
GenX was found to be bioaccumulative, and that accumulation likely inhibits plant growth and photosynthesis.
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Removal of poly- and perfluoroalkyl substances (PFAS) from water by adsorption: Role of PFAS chain length, effect of organic matter and challenges in adsorbent regeneration
Science
16 Jan 2020 | Water Res.
Short-chain PFAS found to absorb to organic material less efficiently making it harder to remediate from water.
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Treatment train approaches for the remediation of per- and polyfluoroalkyl substances (PFAS): A critical review
Science
7 Jan 2020 | J Haz. Mat.
After a review of 150 scientific articles, researchers propose a multistep process to maximize PFAS remediation.
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Concentrations of perfluoroalkyl substances in human milk from Ireland: Implications for adult and nursing infant exposure
Science
30 Dec 2019 | Chemosphere
PFOA, PFOS, PFNA, and PFHxS were detected in Irish human milk with modeled PFOA intake exceeding health guidelines for some adults.
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Microbial responses to perfluoroalkyl substances and perfluorooctanesulfonate (PFOS) desulfurization in the Antarctic marine environment
Science
30 Dec 2019 | Water Research
Microbes found to remove the sulfur atom from PFOS in Antarctic marine ecosystems.
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Legacy per- and polyfluoroalkyl substances (PFASs) and alternatives (short-chain analogues, F-53B, GenX and FC-98) in residential soils of China: Present implications of replacing legacy PFASs
Science
30 Dec 2019 | Environ. Int.
Short-chain PFAS and F-53B were found in higher concentrations than legacy long-chains in soils across China.
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Lawmakers back to square one on 'forever chemicals'
News
26 Dec 2019 | The Hill
Lawmakers must largely start anew after a major attempt to regulate a cancer-linked chemical that is spreading into the water supply across the United States was stripped from legislation this week, striking the best bet in years to address the problem.
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Alabama school system prepares to sue over 3M contamination
News
26 Dec 2019 | AP News
News outlets reported that Decatur’s school system has filed notice saying it plans to sue over industrial toxins leaking from the one-time landfill beneath the former Brookhaven Middle School. Chemicals are leaking into a creek, groundwater and the Tennessee River, the system contends.
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European countries announce plan to phase out toxic PFAS chemicals by 2030
News
26 Dec 2019 | The Intercept
Enviornmental officials from Sweden, the Netherlands, Germany, and Denmark today announced a plan to restrict all PFAS compounds under Europe’s chemical regulations framework.
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Distribution characteristics of trifluoroacetic acid in the environments surrounding fluorochemical production plants in Jinan, China
Science
26 Dec 2019 | Environ. Sci. and Poll. Res.
PFAS pollution around a manufacturing plant was found to most likely negatively impact local aquatic ecosystems.
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Pollution Characteristics and Exposure Risk Assessment of Perfluoroalkyl Substances in Road Dust, Chengdu
Science
26 Dec 2019
PFAS was found in dust collected from local Chinese roadways putting children at risk of increased exposure.
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Trace level analyses of selected perfluoroalkyl acids in food: Method development and data generation
Science
26 Dec 2019 | Environ. Poll.
Methods for detecting PFAS in cow milk, butter, chicken egg, chicken meat, beef, and fish were developed and validated.
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Formation of perfluorocarboxylic acids from 6:2 fluorotelomer sulfonate (6:2 FTS) in landfill leachate: Role of microbial communities
Science
26 Dec 2019 | Environ. Poll.
Bacteria found to break long-chain PFAS down into short-chains in a matter of days.
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Novel and legacy per- and polyfluoroalkyl substances in bald eagle eggs from the Great Lakes region
Science
26 Dec 2019 | Environ. Poll.
PFASs concentrations in bald eagles rivaled the total concentration of brominated flame retardants and included three new or emerging chemicals.