Showing 361-375 of 1932
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[Report] Guide to per-and polyfluoroalkyl substances (PFAS) sampling within Natural Resource Damage Assessment and Restoration
Science
8 Feb 2024 | USGS
This guide aims to provide fundamental concepts and considerations involved with environmental sampling for PFAS during site assessments.
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Techniques to Characterize PFAS Burden in Biological Samples: Recent Insights and Remaining Challenges
Science
5 Feb 2024 | Trends Environ. Anal. Chem.
Advancements in PFAS analysis reveal a significant portion of total organofluorine in biological samples remains unidentified, prompting efforts to develop additional analytical approaches such as advanced separation and semi-quantitation methods.
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Distribution and release of PFAS from AFFF-impacted asphalt: How does it compare to concrete?
Science
5 Feb 2024 | J. Hazard. Mater.
AFFF-impacted asphalt and concrete were found to potentially leach PFAS into the environment, with 6:2 FTS and PFOS identified as the dominant PFAS in the surface layer and runoff, asphalt exhibited a higher release rate compared to concrete.
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[Discussion] Estimated scale of costs to remove PFAS from the environment at current emission rates.
Science
5 Feb 2024 | Sci Total Environ
The significant costs associated with removing and destroying PFAS at the same rate they are currently introduced into the environment – over 100 trillion USD – underscores the urgent need for substantial reductions in production and emissions to address environmental and health concerns effectively.
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Extraordinary levels of per- and polyfluoroalkyl substances (PFAS) in vertebrate animals at a new Mexico desert oasis: Multiple pathways for wildlife and human exposure
Science
5 Feb 2024 | Environ Res
PFAS contamination at Holloman Air Force Base in New Mexico has significantly impacted wildlife populations, with high levels found in the tissues of 23 species of mammals and migratory birds, highlighting the widespread contamination of local food webs and potential risks for both wildlife and humans consuming game meat in this specific area.
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Judge Weighing 3M’s $10 Billion PFAS Offer Frets Over Bankruptcy
News
2 Feb 2024 | Bloomberg Law
The federal judge overseeing claims alleging harm from PFAS pollution praised the years-long effort that resulted in 3M Co. offering at least $10.5 billion to public water systems, but warned the company’s potential bankruptcy looms over the case.
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EPA proposes to enable states to require ‘forever chemical’ cleanup, giving substances ‘hazardous’ label
News
2 Feb 2024 | The Hill
The EPA has proposed to designate nine toxic “forever chemicals” as “hazardous constituents” under the nation’s law for cleaning up ongoing pollution, in a move that would enable states to require cleanups if the substances are released.
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Reanalysis of PFO5DoA Levels in Blood from Wilmington, North Carolina, Residents, 2017-2018
Science
2 Feb 2024 | Environ Health Perspect
The presence of Hydro-EVE and 6:2 FTS in the blood serum of Wilmington residents from 2017 to 2018 indicates ongoing exposure to PFAS originating from the contaminated Cape Fear River Basin.
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Senator Gillibrand announces PFAS contamination legislation
Policy
1 Feb 2024
The PFAS Accountability Act seeks to make it easier for contaminated victims to sue manufacturers.
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Study Finds Alarmingly High Levels of PFAS Contamination in Small Estuaries
News
29 Jan 2024 | EcoWatch
A new study has discovered that small coastal estuaries contain concentrations of PFAS “forever chemicals” high enough to indicate a worldwide issue.
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Emission inventory of PFASs and other fluorinated organic substances for the fluoropolymer production industry in Europe
Science
29 Jan 2024 | Environ. Sci.: Processes Impacts
Air emissions from fluoropolymer production were found to be declining in Europe, but available data suggest that emissions of some non-gaseous PFAS have not decreased.
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A North Carolina PFAS factory claims its emissions fell by 99.99%. A Guardian test reveals otherwise
News
28 Jan 2024 | The Guardian
Chemours and state regulators say the Fayetteville Works plant has reduced air emissions, but the Guardian found levels of 'forever chemicals' as much as 30 times higher than state tests.
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PFAS ghosts: how to identify, evaluate, and exorcise new and existing analytical interference
Science
27 Jan 2024 | Anal. Bioanal. Chem.
As awareness of PFAS grows globally and monitoring studies increase, the risk of analytical interference, leading to false PFAS detection ("seeing ghosts"), rises, emphasizing the need to address these issues for accurate assessments crucial to safeguarding human and environmental health.
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Connecticut suing 28 companies for PFAS in products
News
25 Jan 2024 | wtnh
Attorney General William Tong (D-Conn.) is suing companies for knowingly contaminating the state’s waters and natural resources.
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Profiling research on PFAS in wildlife: Systematic evidence map and bibliometric analysis
Science
24 Jan 2024 | Ecol. solut. evid.
A comprehensive review of over 580 publications on PFAS in wildlife identified a linear increase in research from 2001 to 2021 covering 1042 species from 26 taxonomic classes, and emphasized the need for further exploration of new-generation PFAS, assessment in mid- and low-income countries, and more long-term studies.