Showing 421-435 of 1663
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US appeals court curtails EPA's ability to regulate PFAS under toxic substances law
Policy
22 Mar 2024
A unanimous three-judge panel of the New Orleans-based 5th U.S. Circuit Court of Appeals on Thursday agreed with Inhance Technologies that the EPA overstepped its authority by issuing the orders, since they were rooted in a section of the federal toxic chemical law reserved for regulating "new" chemicals.
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Crowdsourcing citizens for statewide mapping of per-and polyfluoroalkyl substances (PFAS) in Florida drinking water
Science
22 Mar 2024 | Sci Total Environ
This study examined 448 drinking water samples collected from taps across Florida, revealing PFAS concentrations ranging from non-detectable to 219 ng/L, with a median of 2.90 ng/L and a mean of 14.06 ng/L, providing crucial baseline data for monitoring and the opportunity to educate impacted communities in water quality issues.
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Plasma per-and polyfluoroalkyl substance mixtures during pregnancy and duration of breastfeeding in the New Hampshire birth cohort study
Science
22 Mar 2024 | Int J Hyg Environ Health
Higher maternal levels of a mixture of PFAS, particularly PFOA, was associated with a higher risk of stopping exclusive breastfeeding before 6 months.
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68 PFAS ‘Forever Chemicals’ Found by Scientists in Food Packaging Worldwide
News
21 Mar 2024 | EcoWatch
New research by environmental scientists with Switzerland’s Food Packaging Forum Foundation has uncovered 68 per- and polyfluoroalkyl (PFAS) “forever chemicals” in food packaging — including plastic, paper and coated metal.
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Comic-themed bibs contaminated with harmful PFAS, California lawsuit alleges
News
21 Mar 2024 | Tom Perkins
Suit claims bibs, produced by Bumkins, leaves babies exposed to high levels of ‘forever chemicals’ and do not have warning labels.
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Personal Wearable Sampler for Per-and Polyfluoroalkyl Substances Exposure Assessment
Science
21 Mar 2024 | ES&T L
Assessing individual PFAS exposure has been limited due to sampling tool constraints, so researchers employed a new personal air wearable sampler which was found to effectively capture diverse PFAS, offering a potential methodology for quantitative inhalation exposure assessment.
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DPH warns against drinking bottled water from Mass. company due to PFAS contamination
Policy
20 Mar 2024
State public health officials are warning residents not to buy or drink bottled water distributed by the Easton-based Simpson Spring Company due to PFAS contamination.
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US Kleenex plant contaminated drinking water with PFAS, lawsuit says
News
19 Mar 2024 | The Guardian
Lawsuit also alleges ‘forever chemicals’ used at Connecticut plant put residents’ health at risk and destroyed property value.
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Retention of per-and polyfluoroalkyl substances by syringe filters
Science
19 Mar 2024 | Environ. Chem. Lett.
Researchers found that all tested filters commonly used in water analysis retained PFAS, with glass-fiber cellulose acetate filters showing the lowest retention, and discussed factors influencing PFAS retention as well as alternative pretreatment methods.
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Per- and Polyfluoroalkyl Substances in Food Packaging: Migration, Toxicity, and Management Strategies
Science
19 Mar 2024 | Environ Sci Technol
This study systematically maps evidence of PFAS in migrates and extracts of food contact materials, revealing the presence of 68 PFAS, predominantly perfluorocarboxylic acids and fluorotelomer-based compounds, highlighting the need for international regulations to limit PFAS as a group in food packaging for human and environmental safety.
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Evaluation of per- and polyfluoroalkyl substances (PFAS) in landfill liquids from Pennsylvania, Colorado, and Wisconsin
Science
19 Mar 2024 | Chemosphere
Average PFAS levels in landfills from Pennsylvania, Colorado, and Wisconsin were 6,900, 22,000, 280, and 260 ppt in leachate, gas condensate, stormwater, and groundwater, respectively, with variations attributed to landfill design and local climate and higher PFAS levels in leachate exposed to open air and in groundwater near landfills without bottom liners.
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Predictors of Serum Per- and Polyfluoroalkyl Substances Concentrations among U.S. Couples Attending a Fertility Clinic
Science
19 Mar 2024 | Environ Sci Technol
PFAS concentrations among couples seeking fertility treatment in the U.S. were correlated within couples and with factors like race, body mass index, and dietary habits, particularly fish and shellfish consumption, shedding light on potential interventions to mitigate exposure in the preconception period.
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Prenatal Exposure to Poly/Perfluoroalkyl Substances and Risk for Congenital Heart Disease in Offspring
Science
18 Mar 2024 | J. Hazard. Mater.
PFAS exposure during pregnancy was found to potentially increase the risk of congenital heart disease, the most common type of birth defect worldwide.
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Novel Meta-Diamide Compounds Containing Sulfide Derivatives Were Designed and Synthesized as Potential Pesticides
Science
17 Mar 2024 | Molecules
C4 sulfonamido derivatives were the dominant PFAS compounds in semiconductor manufacturing wastewater, signaling a shift towards these alternatives and the importance of measuring more than just PFAAs.
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Per-and Polyfluoroalkyl Substance Exposure Risks in US Carceral Facilities
Science
15 Mar 2024 | AJPH
To evaluate the risk of exposure to PFAS among the US incarcerated population, this study analyzed the geographic proximity of carceral facilities to known or likely PFAS contamination sites, finding that 5% of facilities are located within the same watershed boundaries as PFAS contamination sources, with implications for health inequities and the need for environmental monitoring in prisons.