Showing 151-165 of 2162
-
Per- and polyfluoroalkylated substances (PFAS) in the feathers and excreta of Gentoo penguins (Pygoscelis papua) from the Antarctic Peninsula
Science
30 Dec 2024 | Sci Total Environ
Gentoo penguins exhibit bioaccumulation of PFAS compounds in feathers and excreta (including the first report of NaDONA in Antarctica), with adults showing higher levels than chicks; this study highlights the global reach of anthropogenic pollutants and the need for further investigation into their ecological impact.
-
Cleaner cuts: Farmed fish and skin-off fillets are lower in per- and polyfluoroalkyl substances (PFAS)
Science
28 Dec 2024 | Sci Total Environ
Farmed fish and skin-off fillets generally contain lower levels of harmful PFAS chemicals compared to wild fish and skin-on fillets, making them potentially safer dietary choices for reducing exposure to these persistent environmental pollutants.
-
Japan to make tougher standard permanent for PFAS in tap water
News
26 Dec 2024 | Star and Stripes
The Environment Ministry during an online experts meeting Tuesday agreed to adopt a target value of 50 nanograms per liter, or 50 parts per trillion, for PFOS and PFOA — components of PFAS, also known as “forever chemicals” — in its water quality standards.
-
Predicted Potential for Aquatic Exposure Effects of Per-and Polyfluorinated Alkyl Substances (PFAS) in Pennsylvania’s Statewide Network of Streams
Science
19 Dec 2024 | Toxics
A machine learning model was used to effectively predict the ecological health risks of PFAS in Pennsylvania stream water, finding that industrial/urban land cover, rainfall intensity, geology, and agricultural factors had the greatest impacts.
-
Per-And Poly-Fluoroalkyl Substances (PFAS) Exposure and Risk of Breast, and Female Genital Cancers: A Systematic Review and Meta-Analysis
Science
19 Dec 2024 | Med Lav.
Exposure to PFAS may be associated with an increased risk of ovarian cancer and a potential link to breast cancer, though further research is needed to clarify these relationships.
-
US environmental agency fast-tracking new PFAS approvals for semiconductors
Policy
19 Dec 2024
Hastened reviews of compounds as industry ramps up could increase pollution from likely toxic chemicals.
-
Virginia DEQ Begins Identifying Potential Sources of PFAS in Public Drinking Water
News
19 Dec 2024 | The National Law Review
The Virginia Department of Environmental Quality has begun issuing notifications to facilities in the Commonwealth that it has identified as potential sources of PFAS detected in public drinking water systems.
-
Federal study takes samples from Delaware homes, finds forever chemicals in dust
News
19 Dec 2024 | Delaware Public Media
A report by two federal agencies found homes in New Castle near the Air National Guard Base have higher rates of PFAS than non-industrial Westfield, Mass.
-
Per-and polyfluoroalkyl substances in paired serum and breastmilk samples among pregnant farmworkers in Thailand
Science
16 Dec 2024 | Int. J. Hyg. Environ. Health.
PFOS and PFNA were the most commonly detected PFAS in breastmilk from Thai farmworkers, with lactational transfer efficiencies up to 14.7%, highlighting a significant route of postnatal exposure for infants.
-
City of Tucson files lawsuit against federal government over water contamination
News
13 Dec 2024 | KVOA
The City of Tucson has filed a lawsuit against the federal government, alleging negligence by the U.S. Air Force has caused widespread contamination of the city’s drinking water with harmful "forever chemicals."
-
PFAS in manufacturing: Auditing your supply chain for forever chemicals
News
12 Dec 2024 | Manufacturing Drive
Regulatory and consumer pressures are driving brands to go PFAS-free. Here’s how to identify which suppliers and materials could use or contain the chemicals.
-
[EDITORIAL] Fluoropolymers and nanomaterials, the invisible hazards of cell phone and computer touchscreens
Science
11 Dec 2024 | Environ Chem Lett
Nanomaterials and fluoropolymers in touchscreen coatings, designed to repel smudges, pose hidden risks of toxicity and environmental harm as they degrade and transfer to users' skin, especially affecting children and frequent users.
-
Occurrence, Transport, and Full-Scale Adsorptive Removal of PFAS in Electroplating Parks in China
Science
11 Dec 2024 | Environ. Sci. Technol.
Granular activated carbon and hydrophobic anion exchange resin were found to effectively remove up to 98.2% of PFAS from electroplating wastewater in China, reducing annual PFAS discharge by 5030–8000 kg. Anion exchange resin showed higher efficiency but lower selectivity for certain PFAS.
-
Individual and joint associations of exposure to per- and polyfluoroalkyl substances with children's mitochondrial DNA copy number, and modified by estimated glomerular filtration rate
Science
10 Dec 2024 | Environ Res
Legacy and emerging PFAS, especially PFOA, were associated with lower levels of mitochondrial DNA in children, with more pronounced associations seen in those with weaker kidney function and older age, highlighting the potential health risks of PFAS exposure in early life.
-
EPA Proposes to Update Proposed SNURs for 17 PFAS, Designating Manufacture (Including Import) as a Significant New Use
Policy
9 Dec 2024
On November 29, 2024, the U.S. EPA issued a supplemental notice of proposed rulemaking that would update the December 2, 2022, proposed significant new use rules for 17 PFAS that were the subject of premanufacture notices and are also subject to an Order issued by EPA pursuant to the Toxic Substances Control Act.