Showing 781-795 of 2178
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Contribution of Continued Dermal Exposure of PFAS-Containing Sunscreens to Internal Exposure: Extrapolation from and Tests to Physiologically Based Toxicokinetic Models
Science
18 Aug 2024 | Environ Sci Technol
Sunscreens containing PFAS were found to significantly increase skin absorption of these chemicals, with models predicting higher exposure from applying the same amount of sunscreen over larger skin areas, posing a greater potential health risk.
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Governor Healey signs bill to help protect firefighters from equipment containing PFAS
News
16 Aug 2024 | WWLP
At a signing ceremony on Beacon Hill on Thursday Governor Maura Healey signed a bill into law meant to protect firefighters from harmful PFAS in their equipment which have been linked to higher rates of cancer.
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First report of accumulation of perfluorooctane sulfonate (PFOS) in platypuses (Ornithorhynchus anatinus) in New South Wales, Australia
Science
16 Aug 2024 | Environ Sci Pollut Res Int
Platypuses in Australia were found to have PFOS levels in their livers ranging from less than 1 µg/kg to 1200 µg/kg, comparable to those in river otters and lower than in American mink, raising concerns about potential health impacts.
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US air force avoids PFAS water cleanup, citing supreme court’s Chevron ruling
Policy
12 Aug 2024
EPA says Tucson’s drinking water is contaminated but the Air Force claims the agency lacks authority to order cleanup.
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US landfills are major source of toxic PFAS pollution, study finds
News
12 Aug 2024 | The Guardian
New research shows toxic ‘forever chemicals’ gas may escape landfills and threaten the environment.
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Sampling of per-and polyfluoroalkyl substances in drainage water from a waste management facility
Science
12 Aug 2024 | Chemosphere
Drainage water at a Swedish waste management facility contained various PFAS, including short-chain perfluoroalkyl sulfonic acids (C4 and C5) and perfluoroalkyl carboxylic acids (C4 to C6).
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It’s too soon to stop studying the potential effects of PFAS on human health
Science
9 Aug 2024 | Nature
Despite positive signs regarding the decreasing presence of specific PFAS in the blood of sampled humans, we do not know enough about this broad class of substances to justify stopping research on their toxicity.
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State provides recommendations to Sleepy Bear owner for PFAS violation fix
News
8 Aug 2024 | Steamboat Pilot & Today
The owner of Sleepy Bear Mobile Home Park, located on the west side of Steamboat Springs, is seeking a new water system operator as well as solutions to address the elevated levels of PFAS, or “forever chemicals,” reported in April resulting in a federal water quality violation.
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PFAS found near Edmonds school sparks concerns about wells
News
7 Aug 2024 | The Everett Herald
Madrona K-8 School’s stormwater system is designed to filter pollutants. But locals still worry chemicals will seep into an aquifer.
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Assessment of per- and poly-fluoroalkyl substances and physiological biomarkers in aquarium-based bottlenose dolphins and killer whales
Science
6 Aug 2024 | Chemosphere
PFAS, especially PFOS and PFNA, were found in the serum of zoo-based bottlenose dolphins and killer whales, and the study revealed significant correlations between PFAS exposure and physiological effects, such as increased reactive oxygen species, suggesting potential health risks that could inform future conservation and regulatory decisions.
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Per- and polyfluoroalkyl substances exposure is associated with polycystic ovary syndrome risk among women attending a fertility clinic
Science
6 Aug 2024 | Sci Total Environ
Exposure to certain PFAS, particularly PFOS and PFHxS, has been linked to an increased risk of polycystic ovary syndrome among women seeking fertility treatment, even at lower exposure levels, highlighting the reproductive health risks associated with PFAS.
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Research reveals high levels of PFAS contamination in food supply chains
News
5 Aug 2024 | Food Navigator Europe
Consumption of everyday foods and drinks like eggs, rice and coffee could lead to high levels of potentially hazardous PFAS chemicals in humans, the latest research has found.
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The long-chain polyfluorinated alkyl substance perfluorohexane sulfonate (PFHxS) promotes bone marrow adipogenesis
Science
5 Aug 2024 | Toxicol Appl Pharmacol
PFAS, particularly PFHxS, can accumulate in bones and promote the formation of bone marrow fat, potentially increasing the risk of conditions like osteoporosis and tumor progression. This study highlights the need for further research on the health impacts of PFHxS exposure, especially in combination with a high-fat diet.
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Gestational PFAS Exposure and Newborn Size: The Modifying Effect of Cord Blood Fatty Acids
Science
3 Aug 2024 | ESE
Emerging evidence shows that PFAS exposure during pregnancy, particularly from short-chain PFAS, is linked to decreased newborn size, but higher levels of fatty acids in cord blood may mitigate these adverse effects.
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Mapping Per-and Polyfluoroalkyl Substance Footprint from Cosmetics and Carpets across the Continental United States
Science
2 Aug 2024 | ACS EST Water
Consumer products like cosmetics and carpets are significant contributors to PFAS contamination in the environment, especially in densely populated and coastal areas, highlighting the urgent need to stop the production and use of PFAS in these items.