Showing 571-585 of 1777
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As WA tackles PFAS pollution, some worry about ‘piecemeal’ approach
News
26 Mar 2024 | Seattle Times
State-mandated testing revealed a San Juan Island community was drinking toxic water. But who is responsible for paying for a new water source?
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Life in the PFAS lane: The impact of perfluoroalkyl substances on photosynthesis, cellular exudates, nutrient cycling, and composition of a marine microbial community
Science
26 Mar 2024 | Sci Total Environ
This study investigated the effects of PFAS on microbial communities in the northwestern Gulf of Mexico, revealing that PFOS but not 6:2 FTS induced significant phototoxicity and shifts in community structure, highlighting the importance of understanding PFAS impacts on microbial ecosystems.
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Public Health Risks of PFAS-Related Immunotoxicity Are Real
Science
25 Mar 2024 | Curr. Environ. Health Rep.
Clinical recommendations for PFAS-exposed individuals and communities should be revisited and strengthened to provide guidance on incorporating immune system monitoring and other actions that can be taken to protect against adverse health outcomes.
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Exposure to per- and polyfluoroalkyl substances and high-throughput proteomics in Hispanic youth
Science
23 Mar 2024 | Environ Int
PFAS exposure in Hispanic youth was linked to changes in plasma proteins associated with inflammation and immunity, suggesting potential cardiometabolic toxicity.
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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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Predictors of Serum Per-and Polyfluoroalkyl Substances Concentrations among US Couples Attending a Fertility Clinic
Science
19 Mar 2024 | ES&T
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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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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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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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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ECHA Clarifies Next Steps for PFAS Restriction Proposal
Policy
18 Mar 2024
The European Chemicals Agency issued a press release on March 13, 2024, to outline how the Scientific Committees for Risk Assessment and for Socio-Economic Analysis will progress in evaluating the proposal to restrict PFAS in Europe.
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Two for the Price of One: Deriving Per-and Polyfluoroalkyl Substances (PFAS) Fillet and Whole-Body Conversion Equations in Fish
Science
18 Mar 2024 | ES&T Letters
This study developed conversion equations between filet and whole-body concentrations of PFAS in fish from New York State, crucial for both human health advisories and ecological risk assessments, with conversion factors consistent across multiple PFAS chemicals but less consistent across species.