Showing 571-585 of 2007
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Chronic Exposure to a PFAS Mixture Resembling AFFF-Impacted Surface Water Decreases Body Size in Northern Leopard Frogs
Science
23 Aug 2023 | Environ Sci Technol
Exposure to a PFAS mixture resembling those in AFFF-contaminated waters inhibits growth in amphibians undergoing metamorphosis in outdoor aquatic environments.
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Temporal Decline in Serum PFAS Concentrations among Metropolitan Firefighters: Longitudinal Study on Post-Exposure Changes following PFAS Foam Cessation
Science
22 Aug 2023 | Environ. Int.
After switching from AFFF to alternative firefighting foams, younger firefighters and those with minimal prior occupational PFAS exposure experienced substantially greater annual reductions in PFAS blood levels.
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EPA’s new definition of PFAS could omit thousands of ‘forever chemicals’
Policy
18 Aug 2023
Agency plans a ‘case-by-case’ approach that allows for flexibility, but critics say ‘this is not a new definition – it is a lack of definition.'
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‘Forever Chemicals’ Are Everywhere. What Are They Doing to Us?
News
18 Aug 2023 | The New York Times Magazine
PFAS lurk in so much of what we eat, drink and use. Scientists are only beginning to understand how they’re impacting our health — and what to do about them.
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PFAS and Phthalate/DINCH Exposure in Association with Age at Menarche in Teenagers of the HBM4EU Aligned Studies
Science
18 Aug 2023 | Toxics
Di(2-ethylhexyl) phthalate was linked to early onset of menstruation, whereas a limited to no such association was found with the three studied PFAS.
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U.S. Defense Department expanding PFAS cleanup at former Wurtsmith Air Force Base
Policy
17 Aug 2023
An activist says there’s been a “major shift” in the way the U.S. Department of Defense is approaching the PFAS cleanup at the former Wurtsmith Air Force Base in northern Michigan.
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Lawsuit says Brita misled users about ability to filter out ‘forever chemicals,’ more
News
16 Aug 2023 | The Hill
A lawsuit filed Wednesday in Los Angeles claims that water filtration company Brita allegedly misled users about the ability of its popular products to remove a number of hazardous contaminants from tap water, including “forever chemicals,” or PFAS, which may cause cancer.
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Determination of several PFAS groups in food packaging material from fast-food restaurants in France
Science
14 Aug 2023 | Chemosphere
PFHxA, 6:2 FTS, and 6:2/6:2 diPAP were found in all fast-food packaging samples in France, along with many other PFAS found in certain samples.
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Evaluation of sealants to mitigate the release of per-and polyfluoroalkyl substances (PFAS) from AFFF-impacted concrete: characterization and forecasting
Science
14 Aug 2023 | Water Research X
Simulated rainfall scenarios indicate that sealing concrete surfaces previously contaminated with AFFF reduces the leaching of PFAS, while unsealed concrete surfaces could continue to release PFOS for a period of 15 years or more.
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Human health risk-based soil generic assessment criteria of representative perfluoroalkyl acids (PFAAs) under the agricultural land use in typical Chinese regions
Science
14 Aug 2023 | Environ Pollut
This study provides a technical reference for deriving soil generic assessment criteria for PFAAs and found that the dominant exposure pathway for PFBA and PFBS in some regions of China was vegetables and attached soil.
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Prenatal and childhood exposure to per-/polyfluoroalkyl substances (PFASs) and its associations with childhood overweight and/or obesity: a systematic review with meta-analyses
Science
14 Aug 2023 | Environ Health
The review revealed positive correlations between prenatal PFNA and BMI, between PFOA and BMI in children older than 3 years, as well as between prenatal PFNA and waist circumference. Negative associations were found between prenatal PFOS and BMI in children younger than 3 years and PFHxS and the risk of being overweight.
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High Exposure to Perfluoroalkyl Substances and Antibody Responses to SARS-CoV-2 mRNA Vaccine-an Observational Study in Adults from Ronneby, Sweden
Science
14 Aug 2023 | Environ Health Perspect
High levels of PFAS exposure were found not to impair the COVID-19 mRNA vaccine response for up to 6 months after the shot.
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Researchers ‘stunned’ to find dangerous chemicals in a common produce aisle staple: ‘[This is] particularly concerning’
News
12 Aug 2023 | YahooNews
Ah, kale. Once a golden child among leafy greens — a 2011 talking point for Gwyneth and Ellen, a 2012 “Dish of the Year” star for Bon Appétit, and the 2014 fashion focus of a Beyoncé video — kale has since had increasing detractors alongside its defenders.
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Think International Space Station dust is obviously free of bad chemicals? Wrong
News
11 Aug 2023 | The Register
No one's in danger but we may need to rethink some cabin materials.
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Investigation into water near 3M plant led to discovery of old and new chemicals in fish
News
11 Aug 2023 | Minnesota Reformer
Average PFOS concentration in Lake Rebecca fish was almost 10 times the national average.