Showing 91-105 of 1616
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Best practices for experimental design, testing, and reporting of aqueous PFAS-degrading technologies
Science
1 May 2025 | Environ. Sci. Technol.
To help safely eliminate PFAS from water, this study outlines best practices for designing and reporting PFAS-degrading technologies, emphasizing the need for complete defluorination, consistent fluorine mass balance, and standardized testing to ensure meaningful comparisons and real-world applicability.
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Evaluation of co-foaming agents for enhanced removal of per-and polyfluoroalkyl substances (PFAS) by foam fractionation
Science
28 Apr 2025 | J Hazard Mater
A proof-of-concept study showed that a biodegradable, surfactant derived from shea butter can replace harsher chemicals in foam‑based water treatment and still strip more than 99% of harmful PFAS, including hard‑to‑remove short‑chain PFAS, from contaminated groundwater.
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PFAS levels found to exceed gov't cap in 22 of Japan's 47 prefectures
News
26 Apr 2025 | Japan Today
Potentially harmful PFAS chemicals have been detected at high levels in rivers and groundwater across 22 of Japan's 47 prefectures, a government survey conducted in fiscal 2023 showed Friday.
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WA lawmakers want PFAS testing for human waste fertilizer
News
23 Apr 2025 | Seattle Times
Washington is one step closer to eliminating a major blind spot for potential contaminants in crops grown across the state using human waste as fertilizer.
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‘Alarming’ increase in levels of forever chemical TFA found in European wines
News
23 Apr 2025 | The Guardian
Wines produced after 2010 showed a steep rise in contamination of TFA, analysis finds.
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Evaluating the hypothesis of per-and polyfluoroalkyl substances (PFAS) presence in HDPE geomembranes
Science
22 Apr 2025 | J. Hazard. Mater. Adv.
Ultra-short-chain PFAS (specifically PFPrA) were detected in all tested HDPE geomembranes used for waste containment—potentially leading to elevated PFAS concentrations in landfill leachate.
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Patterns of per-and polyfluoroalkyl substance occurrence in fish in the 2018–2019 US EPA National Rivers and Streams Assessment
Science
22 Apr 2025 | Sci. Total Environ.
PFAS compounds were detected in over 90% of fish sampled from major U.S. rivers, with the most common being PFOS, PFUnA, PFDA, and PFDoA, and although their concentrations declined between 2013–2019, they remain a concern for fish consumers, especially in communities facing environmental justice issues.
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Fears that UK military bases may be leaking toxic ‘forever chemicals’ into drinking water
News
19 Apr 2025 | The Guardian
Bases in Norfolk, Devon and Hampshire face MoD investigation over possible leaching of dangerous PFAS into the environment.
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German insurers encouraged to exclude coverage of PFAS liability
News
16 Apr 2025 | Euractiv
The insurance industry group hopes coverage limits “help speed up the development of alternatives” to forever chemicals.
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EPA Weighs N.C. Environmental Harms From Sewage Sludge Used as Fertilizer
News
16 Apr 2025 | Inside Climate News
“Off spec” liquid from Winston Weaver fertilizer fire that was applied on a nearby farm field contained toxic PFAS.
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Dutch warned not to eat homegrown eggs over forever chemicals fears
News
15 Apr 2025 | Politico
Earthworms may be the cause of PFAS entering the eggs, according to the national public health institute.
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Prenatal exposure to per-and polyfluoroalkyl substances and its association with Developmental Defects of Enamel (DDE) and dental caries in 4 years old children: Findings from Shanghai birth cohort
Science
14 Apr 2025 | Environ. Int.
Prenatal exposure to PFBS was linked to a higher risk of developmental dental enamel defects, while PFHpA was associated with a lower risk, highlighting distinct effects of short-chain PFAS on enamel formation in children.
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Effectiveness of pitcher and bottle filters to remove poly-and perfluoroalkyl substances (PFAS) from drinking water
Science
14 Apr 2025 | Sci. Total Environ.
Out of 17 pitcher and bottle filters tested, only five reduced PFAS levels below the EU’s 100 ng/L limit, with the top filters removing up to 98% of total PFAS and over 97% of emerging PFAS, showing that removal efficiency increased with PFAS chain length and was highest in filters with large surface areas and micropore volumes.
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The cost to remove PFAS: A review of US water treatment plants
Science
14 Apr 2025 | Journal AWWA
Removing PFAS from U.S. drinking water costs between $0.75 and $8.89 per gallon in capital expenses and up to $0.28 per gallon in annual operations and maintenance, with total costs depending on plant size, location, and treatment type.
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RI Senate passes bill to protect firefighters from PFAS
Policy
11 Apr 2025
The Rhode Island Senate passed a bill aimed at protecting firefighters from cancer-causing chemicals.