Showing 3436-3450 of 5097
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Norlite burned toxic AFFF in greater amounts – and longer – than previously thought, records show
News
23 Mar 2021 | Times Union
Because aqueous film forming foam, or AFFF, is not federally classified as a hazardous waste, there was no requirement that either the shipper – the Department of Defense – nor Norlite had to report its incineration.
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The new PFAS C6O4 and its effects on marine invertebrates: First evidence of transcriptional and microbiota changes in the Manila clam Ruditapes philippinarum
Science
23 Mar 2021 | Environ Int
PFOA replacement was found not to be significantly less toxic.
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Fate and transport of per- and polyfluoroalkyl substances (PFASs) in the vadose zone
Science
23 Mar 2021 | Sci Total Environ
In this review, we critically discuss the current state of the knowledge and aim to interconnect the complex processes that control the fate and transport of PFASs in groundwater.
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Characterization of an AFFF impacted freshwater environment using total fluorine, extractable organofluorine and suspect per- and polyfluoroalkyl substance screening analysis
Science
23 Mar 2021 | Chemosphere
A tool was developed to close the organofluorine mass balance and to tentatively identify overlooked PFASs in various water sources.
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Occurrence and fate of legacy and novel per- and polyfluoroalkyl substances (PFASs) in freshwater after an industrial fire of unknown chemical stockpiles
Science
23 Mar 2021 | Environ Pollut
Acute high dose exposure to PFASs can result from industrial fires at sites storing or stockpiling PFAS-based waste products.
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Plasma Concentrations of Per- and Polyfluoroalkyl Substances and Body Composition from Mid-childhood to Early Adolescence
Science
23 Mar 2021 | J Clin Endocrinol Metab
Early-life exposure to some but not all PFAS may be associated with adverse changes in body fat levels.
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N-acetyl cysteine co-treatment abates perfluorooctanoic acid-induced reproductive toxicity in male rats
Science
23 Mar 2021 | Andrologia
N-acetylcysteine suppressed inflammatory responses and remedied PFOA-mediated reproductive injuries in rats.
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Sediment quality assessment framework for per- and polyfluoroalkyl substances: results from a preparatory study and REGULATORY IMPLICATIONS
Science
23 Mar 2021 | Integr Environ Assess Manag
PFOS is a suitable indicator of PFAS contamination in sediments from small streams, being the most detected and on average with the highest concentrations among the analyzed PFAS in Switzerland.
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Development of a Gestational and Lactational Physiologically Based Pharmacokinetic (PBPK) Model for Perfluorooctane Sulfonate (PFOS) in Rats and Humans and Its Implications in the Derivation of Health-Based Toxicity Values
Science
23 Mar 2021 | Environ Health Perspect
This study provides a quantitative tool to aid risk reevaluation of PFOS, especially in sensitive human subpopulations, and it provides a basis for extrapolating to other PFAS.
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PFAS Water Lawsuits Expose Financial Impacts on State’s Poor Communities
Policy
22 Mar 2021
Santa Clarita, a comfortable exurb of some 213,000 residents about 30 miles northwest of Los Angeles, is one of hundreds of California communities and districts grappling with the pricey problem of drinking water that’s been tainted by PFAS.
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PFAS water lawsuits expose financial impacts on state’s poor communities
News
22 Mar 2021 | Capital & Main
California has nearly 3,000 community water systems, but only about 9% of the public drinking water wells have been tested for PFOA and PFOS, according to the State Water Board.
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PFOS dominates PFAS composition in ambient fine particulate matter (PM) collected across North Carolina nearly 20 years after the end of its US production
Science
22 Mar 2021 | Environ Sci Process Impacts
This is the first US study to provide insights into ambient PFAS concentrations in PM2.5.
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Can microbes save us from PFAS?
News
21 Mar 2021 | C&EN
And Alvarez believes in the microbial infallibility hypothesis—that a microbe will find a way to [degrade] even tough compounds like PFAS. “I am certain that it can happen,” he says.
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Families urged to join groundbreaking PFAS health studies at Pease Tradeport
News
19 Mar 2021 | NHPR
CDC will keep recruiting until they've tested about 1,000 adults and 350 children. The study is especially looking for participants who had blood tests with the state after the contamination first came to light in 2014 -- but that's not a requirement to participate.
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Landfills are leaking PFAS ‘forever chemicals’ in 41 Minnesota counties
News
18 Mar 2021 | Star Tribune
Fifteen of them showed levels at least 10 times greater than the state standards.