Showing 511-525 of 1831
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70 analyte PFAS test method highlights need for expanded testing of PFAS in drinking water
Science
17 Apr 2023 | Sci. Total Environ.
Unregulated Contaminant Monitoring Rule will likely underreport PFAS in drinking water due to existing methods’ limited coverage and higher minimum reporting limits. The most common PFAS present was PFPrA, a poorly studied and monitored short-chain PFAS.
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Ecological characteristics impact PFAS concentrations in a US North Atlantic food web
Science
17 Apr 2023 | Sci Total Environ
PFAS concentrations were related to species, body size, habitat, feeding guild, and location, with PFDA, PFOS, and FOSA levels being the highest in game species that live within the water column.
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Half of PFAS in drinking water not monitored by EPA: Study
News
14 Apr 2023 | CoastalReview.org
Though millions of people would qualify for drinking water protections under a nationwide proposal to limit certain chemical compounds in water sources, millions more would not, a new study concludes.
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Where Do All the Fluoros Go? The Ins and Outs of Skiing’s PFAs Problem
News
13 Apr 2023 | Faster Skier
The International Ski Federation recently announced that next season will be the first where the use of fluorinated ski waxes—fluoros—will be banned at the World Cup.
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[Perspective] Avoiding the Next Silent Spring: Our Chemical Past, Present, and Future
Science
13 Apr 2023 | ES&T
Learning from our past and present to improve a precautionary approach to persistent substances will ultimately allow humankind to avoid recurring silent springs.
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EPA Standards Miss Many Chemicals in Drinking Water, Study Says
News
12 Apr 2023 | The Wall Street Journal
Authors say communities could still be at risk despite proposed limits on PFAS.
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NRDC Analysis: Peer-Reviewed Study Finds EPA Misses PFAS Chemicals Already Present in Drinking Water
News
12 Apr 2023
Nearly half of the PFAS “forever chemicals” present in drinking water samples are not monitored by the U.S. EPA, according to a peer-reviewed analysis conducted by NRDC and community members in 16 states.
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[Fact Sheet] Federal Drinking Water Monitoring Overlooks Many PFAS
News
12 Apr 2023 | NRDC
Community-led water testing finds dangerous levels of PFAS that the EPA does not test for.
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The exposure of Czech firefighters to perfluoroalkyl substances and polycyclic aromatic hydrocarbons: CELSPAC - FIREexpo case-control human biomonitoring study
Science
11 Apr 2023 | Sci Total Environ
Total PFAS blood levels in firefighters were higher than the control group and were mostly associated with the length of a firefighting career, age, blood donation, and population size.
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Concentrations and isomer profiles of perfluoroalkyl carboxylates in house rats (Rattus norvegicus) and human blood: Implication for human exposure sources
Science
11 Apr 2023 | Sci Total Environ
Fluorotelomer alcohol exposure and subsequent biotransformation is an important source of PFCAs in humans and rats that live nearby.
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US states consider ban on cosmetics with ‘forever chemicals’
News
7 Apr 2023 | AP News
A growing number of state legislatures are considering bans on cosmetics and other consumer products that contain a group of synthetic, potentially harmful chemicals known as PFAS.
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Kentucky suing DuPont over PFAS contamination
News
6 Apr 2023 | wtap
Kentucky is suing DuPont alleging that the company is responsible for chemical contamination in the state.
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Perfluorinated Compounds (PFCs) in River Waters of Central Italy: Monthly Variation and Ecological Risk Assessment (ERA)
Science
6 Apr 2023 | Arch Environ Contam Toxicol
PFOS concentrations were classified as medium to high risk for the aquatic environment in all river samples, which also frequently contained PFBA, PFPeA, PFHxA, and PFOA, especially in summer months.
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Practical Semiquantification Strategy for Estimating Suspect Per- and Polyfluoroalkyl Substance (PFAS) Concentrations
Science
5 Apr 2023 | J Am Soc Mass Spectrom
Development of a model PFAS calibration curve to determine the concentration of unknown or suspect PFAS.
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Paper Bags and Compostable Food Packages May Contain Toxic Forever Chemicals, Warns Study
News
4 Apr 2023 | The Weather Channel
Paper bags and compostable paper bowls that carry these delicacies could be high on forever chemicals — harmful for both human health as well as the environment, warns a study led by an international team of researchers.