Showing 706-720 of 1825
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Per-and polyfluoroalkyl substances (PFAS) in Canadian municipal wastewater and biosolids: Recent patterns and time trends 2009 to 2021
Science
19 Nov 2023 | Sci. Total Environ.
PFOS and PFOA remain in Canadian wastewater and biosolids, with concentrations of long-chain PFAS – except for PFOS – decreasing over time, while short-chain PFAS, used as replacements, show a consistent increase in wastewater between 2009 and 2021.
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Distribution of select per- and polyfluoroalkyl substances at a chemical manufacturing plant
Science
19 Nov 2023 | J Hazard Mater
Testing around a PFAS manufacturing facility in New Jersey revealed that while PFCAs were likely to migrate in groundwater, FTOHs primarily moved in the vapor phase, emphasizing the potential for PFAS vapor intrusion and indoor air inhalation exposure in the surrounding area.
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How Cancer-Linked ‘Forever Chemicals’ Got Inside Everyone
News
13 Nov 2023 | Bloomberg
In this episode of Bloomberg Investigates, we examine how substances known as PFAS found their way to every corner of the planet—and the consequences.
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Majority of domestic US military sites leaking PFAS into environment
News
11 Nov 2023 | Envirotech Online
Recent reports have unveiled a disconcerting scenario wherein an array of U.S. Army bases have become inadvertent conduits of contamination, leaching hazardous chemicals into local water supplies.
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Per- and poly-fluoroalkyl substances in commercial organic eggs via fishmeal in feed
Science
7 Nov 2023 | Chemosphere
Organic eggs from certain farms in Denmark were found to contain elevated levels of PFAS originating from fishmeal used in organic feed, leading to the voluntary removal of fishmeal from the feed by producers to mitigate PFAS exposure.
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Does your makeup contain 'forever chemicals'?
News
4 Nov 2023 | CBC News
Canadian government to decide soon if PFAS should be classified as toxic.
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Pappas to IRS: PFAS rebates should be nontaxable based on existing guidance
Policy
3 Nov 2023
Last spring, Congressman Chris Pappas filed legislation to change the Internal Revenue Service’s tax code in regard to state-issued PFAS remediation rebates. Now he’s working another avenue: asking the IRS to fix the issue itself.
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Study: PFAS detected in 71 percent of shallow private wells tested statewide
News
3 Nov 2023 | Wisconsin Public Radio
Most wells had at least one PFAS, but very few had levels of concern.
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The race to destroy PFAS, the forever chemicals
News
30 Oct 2023 | MIT Technology Review
Scientists are showing these damaging compounds can be beat.
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New ‘forever chemicals’ polluting water near North Carolina plant, study finds
News
27 Oct 2023 | The Guardian
Researchers say the discovery of at least 11 new kinds of PFAS in the water near a Chemours plant indicates more contamination than thought.
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Trends in Serum Per-and Polyfluoroalkyl Substance (PFAS) Concentrations in Teenagers and Adults, 1999–2018 NHANES
Science
27 Oct 2023 | Int. J. Environ. Res. Public Health
Some longer chain PFAS levels in serum have decreased over time, however they are still detected in drinking water and consumer products, with certain racial/ethnic groups showing differing levels of exposure, highlighting the need for continued monitoring.
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Is it raining PFAS in France? An analysis of 52 PFAS at ng/L levels in French rainwaters during Autumn season
Science
27 Oct 2023 | J Environ Qual
This study analyzed rainwater in France for PFAS and detected the presence of PFNA, PFUnA, and PFHxA while also emphasizing the importance of environmental surveillance and improved analysis methods.
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Defence says PFAS in groundwater travelling 'faster than predicted' from Forest Hill RAAF base
News
24 Oct 2023 | ABC News
Chemical run-off from an Air Force base has been detected near a NSW city's water supply, more than four decades ahead of schedule.
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Hawaii relaxes PFAS standards in drinking water
News
23 Oct 2023 | Military Poisons
The Hawaii Department of Health has made compliance a lot easier by relaxing regulatory standards for PFAS concentrations in drinking water.
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Environmental distribution of per-and polyfluoroalkyl substances (PFAS) on Svalbard: Local sources and long-range transport to the Arctic
Science
23 Oct 2023 | Chemosphere
PFAS were found in various environmental samples along the west coast of the Norwegian Arctic with significant contributions from wastewater and a firefighting training site. Melting snow and ice during Arctic spring may also become an increasingly important PFAS source with climate warming.