Showing 526-540 of 1777
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‘Forever chemicals’ are known for lingering in the body. Menstruation helps expel them
News
29 Apr 2024 | The Hill
“Some PFAS bind strongly to proteins in blood, and when women menstruate, they lose those blood proteins linked to PFAS,” Suzanne Fenton, who at the time was a group leader in the Mechanistic Toxicology Branch of the National Toxicology Program at the National Institutes of Health, told The Hill.
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PFAS increase likelihood of death by cardiovascular disease, study shows
News
29 Apr 2024 | The Guardian
In a first, researchers were able to compare records of people who drank polluted water in Veneto, Italy, with neighbors who did not.
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Associations between serum perfluoroalkyl and polyfluoroalkyl concentrations and diabetes mellitus in the Korean general population: Insights from the Korean National Environmental Health Survey 2018-2020
Science
26 Apr 2024 | Int J Hyg Environ Health
PFAS exposure and prediabetes risk in the general Korean population was found to have a significant positive association between specific PFAS compounds, such as PFHxS and PFOS, and the risk of pre-diagnostic diabetes and prediabetes.
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Sub-acute exposure of male guppies (Poecilia reticulata) to environmentally relevant concentrations of PFOA and GenX induces significant changes in the testis transcriptome and reproductive traits
Science
26 Apr 2024 | Environ Int
Exposure of male guppies to environmentally realistic levels of a legacy PFAS and its replacement compound (GenX) resulted in altered reproductive traits, including changes in sexual behavior and sperm motility, as well as gene expression related to immune regulation. These changes highlight the potential adverse effects of PFAS on behavior, fertility, and immunity in fish populations.
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A Review of Sample Collection and Analytical Methods for Detecting Per- and Polyfluoroalkyl Substances in Indoor and Outdoor Air
Science
26 Apr 2024 | Chemosphere
This review of two decades of research on PFAS in outdoor and indoor air highlights the persistent presence of various PFAS, including those such as fluorotelomer alcohols and perfluorinated carboxylic acids and thousands more estimated, indicating ongoing environmental contamination despite regulatory measures, underscoring the need for improved air sampling techniques to comprehensively assess PFAS atmospheric distribution.
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Lawyers in PFAS water pollution settlements win $956 mln fee award
News
25 Apr 2024 | Reuters
A U.S. judge on Tuesday awarded over $956 million in legal fees to plaintiffs’ lawyers who secured two settlements worth more than $11 billion with major manufacturers of toxic “forever chemicals” on behalf of public water systems.
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Characterization of Per- and Polyfluoroalkyl Substances (PFAS) and Other Constituents in MSW Landfill Leachate from Puerto Rico
Science
25 Apr 2024 | Chemosphere
Puerto Rico was found to have significantly elevated levels of PFAS in landfill leachate, with 51 PFAS detected above quantitation limits, including previously unreported compounds, indicating a potential risk to island environments and emphasizing the need for informed solid waste management decisions to mitigate PFAS contamination, especially in light of extreme climate events and drinking water contamination.
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US polluters will pay for PFAS contamination cleanup following EPA ruling
Policy
24 Apr 2024
Michael S Regan, EPA administrator, said: “Designating these chemicals under our Superfund authority will allow EPA to address more contaminated sites, take earlier action, and expedite cleanups, all while ensuring polluters pay for the costs to clean up pollution threatening the health of communities.”
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Congress introduces ‘non-essential’ PFAS ban bill
Policy
24 Apr 2024
The legislation would give manufacturers 10 years to phase out the use of forever chemicals in production.
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Breaking Down New Rules About ‘Forever Chemicals’
News
24 Apr 2024 | The New York Times
Lisa Friedman, who covers climate change, discussed the fight to regulate toxic chemicals found in nearly half of America’s tap water.
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[Perspective] Per- and Polyfluoroalkyl Substances in Drinking Water-Disparities in Community Exposures Based on Race and Socioeconomic Status
Science
24 Apr 2024 | Environ Health Perspect
Systematic testing and public engagement, especially in rural and private well-dependent communities, are essential to addressing PFAS exposure data gaps and fully assessing disparities in exposures and health risk.
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Nationwide distribution of perfluoroalkyl ether carboxylic acids in Chinese diets: An emerging concern
Science
22 Apr 2024 | Environment International
PFECAs, particularly HFPO-DA, were found in high concentrations in Chinese diet samples, with estimated daily intake levels nearing or exceeding safety benchmarks set by the US EPA, especially in cereals.
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Zürich II Statement on Per- and Polyfluoroalkyl Substances (PFASs): Scientific and Regulatory Needs
Science
22 Apr 2024 | ES&T
A review from PFAS scientists and regulators summarizes key progress in science and policy, ongoing issues to be addressed, and possible ways forward for reducing harm from PFAS.
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[Opinion] We Regulate a Tiny Fraction of the 12,000 ‘Forever Chemicals.’ There’s a Better Way
News
21 Apr 2024 | The New York Times
“We should not have to risk repeated exposure to these substances, with the most powerful bonds in organic chemistry, caused by the willful negligence of industry each time we place our faith in a glass of water.”
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Biden-Harris Administration Finalizes Critical Rule to Clean up PFAS Contamination to Protect Public Health
Policy
19 Apr 2024
EPA action designates two widely used PFAS as hazardous substances under the Superfund law, improving transparency and accountability to clean up PFAS contamination in communities.