Showing 256-270 of 3147
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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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Air and rain samples in Detroit show high levels of TFA ‘forever chemical’
News
16 Aug 2024 | The Guardian
A breakdown compound from refrigerants accumulates at much higher levels than other chemicals.
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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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Florida City Gets Drinking Water Warning From State Officials
News
15 Aug 2024 | Newsweek
Florida's Department of Environmental Protection officials have expressed concern about drinking water quality in Milton after the FDEP found that the city could introduce chemicals in the drinking water through an upcoming effluent discharge.
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A Systematic Workflow for Compliance Testing of Emerging International Classwide Restrictions on PFAS
Science
14 Aug 2024 | Environmental Science and Technology
The authors propose a three-step workflow to ensure compliance with new PFAS restrictions based on recent advances in analytical chemistry.
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Who’s to blame for PFAS in our drinking water? Here’s what hundreds of cities say
News
14 Aug 2024 | USA Today
A USA TODAY analysis of new EPA data shows local officials most frequently blame airports; utilities, such as sewage treatment plants; and military bases as likely sources of toxic "forever chemicals" in their drinking water.
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Clinical Implications of New Drinking Water Regulation for "Forever Chemicals"
Science
14 Aug 2024 | JAMA
The new EPA regulations establish near-zero limits for specific PFAS in drinking water, underscoring the significant health risks associated with these persistent "forever chemicals" and the increasing importance for clinicians to address patient concerns about PFAS exposure and its potential health impacts.
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Preferential Partitioning of Per-and Polyfluoroalkyl Substances in Freshwater Ice
Science
13 Aug 2024 | Environ. Sci. Technol.
PFAS are typically excluded from ice as freshwater lakes freeze, but some PFAS and dissolved organic carbon are preferentially concentrated in the ice, affecting their distribution and potential release into the environment when the ice melts.
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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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Drinking water quality parameters in Africa and the United States: Implications for public health
Science
12 Aug 2024 | Eng. Sci. Technol.
This study highlights significant disparities between water quality in Africa and the United States, with Africa facing high levels of microbiological and chemical contaminants due to inadequate infrastructure, while the U.S. contends with challenges like PFAS contamination and lead from aging pipes despite advanced treatment technologies, emphasizing the need for targeted interventions and policy improvements in both regions.
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Dioxins vs. PFAS: Science and Policy Challenges
Science
12 Aug 2024 | Environ Health Perspect
Dioxin-like chemicals, once a major environmental concern, have been largely controlled through regulations, but attention has now shifted to PFAS, a group of "forever chemicals" that pose a serious and urgent health threat, with ongoing debates about their regulation.
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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.