Showing 541-555 of 1872
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Effects of functional groups of polyfluoroalkyl substances on their removal by nanofiltration
Science
3 Jul 2024 | Water Research X
Nanofiltration membranes effectively remove PFAS, pharmaceuticals, and personal care products from drinking water, though the efficiency varies based on individual chemical properties.
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Inside Sea-Tac’s efforts to clean up PFAS firefighting foams
News
2 Jul 2024 | The Seattle Times
Over six days, the system flushed a toxic substance from a firetruck as the department became one of the first in the nation to begin to remove firefighting foam concentrates laced with “forever chemicals.”
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Combining Freshwater Irrigation with Vegetable Selection to Mitigate the Occurrence of Per-and Polyfluoroalkyl Substances in Edible Vegetable Parts in a Semiarid Farmland in Northwestern China
Science
2 Jul 2024 | ACS ES&T Water
Reclaimed-water irrigation can introduce PFAS into farmlands, but switching to freshwater irrigation reduces PFAS levels in vegetables, with carrots and potatoes accumulating fewer contaminants than cabbage and pak choi, highlighting the importance of cleaner irrigation water for growing nonleafy vegetables.
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Non-target discovery and risk prediction of per- and polyfluoroalkyl substances (PFAS) and transformation products in wastewater treatment systems
Science
2 Jul 2024 | J Hazard Mater
Wastewater treatment plants are recipients of PFAS wastes; researchers identified 896 PFAS and transformation products in both aqueous and sludge phases in Guangzhou, China.
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Government instigates nationwide survey on PFAS in Japan's tap water
News
1 Jul 2024 | The Japan Times
Some 12,000 water providers have been given until the end of September to report on potential water contamination with PFAS, or perfluoroalkyl and polyfluoroalkyl substances — chemical compounds suspected to be carcinogenic. The request was made by the environment and infrastructure ministries on May 29.
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[Report] Practices to Identify and Mitigate PFAS Impacts on Highway Construction Projects and Maintenance Operations
Science
1 Jul 2024 | National Academies of Sciences
39% of surveyed states have procedures for identifying and mitigating PFAS contamination, 21% have encountered PFAS on projects, 30% are considering remediation, and 11% conduct testing, highlighting significant state-level efforts and challenges in managing PFAS impacts in highway construction and maintenance.
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Hawaii, the EPA, the Navy, and 6:2 FTS
News
28 Jun 2024 | Military Poisons
The results for Adit 6 show 4,700 parts per trillion, (ppt) of 6:2 Fluorotelomer sulfonic acid (6:2 FTS) in groundwater. This is a frightening level.
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Landfills across England could be leaking harmful toxic ooze, warn experts
News
28 Jun 2024 | The Guardian
More than 21,000 old sites may be releasing ‘forever chemicals’ into land often left as open space.
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Women exposed to ‘forever chemicals’ may risk shorter breastfeeding duration
News
27 Jun 2024 | The Guardian
Higher PFAS exposure could cause lactation to slow or stop altogether within six months, new research finds.
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More than 30 Pa. schools detected toxic ‘forever chemicals’ in their drinking water that exceed EPA standard
News
27 Jun 2024 | WHYY
For the first time, Pa. schools with on-site wells have been required to test drinking water for PFAS. Some rely on private wells because they are far away from public water.
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The Total Mass of Per- and Polyfluoroalkyl Substances (PFASs) in California Cosmetics
Science
27 Jun 2024 | Environ Sci Technol
Cosmetics sold in California were found to contain between 650 to 56,000 kg of PFAS annually, with the majority coming from shaving creams, hair care products, facial cleansers, sun care products, and lotions, contributing 4% to the PFAA load in wastewater treatment plants.
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[Agency Communication] Questions and Answers on PFAS in Food
Policy
26 Jun 2024
A Q&A on the impact of PFAS in food according to the Federal Food and Drug Administration.
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Scientists found another way we’re exposed to ‘forever chemicals’: Through our skin
News
26 Jun 2024 | The Washington Post
This study adds to the limited body of evidence that proves dermal exposure to PFAS can lead to skin absorption.
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National park wild boar contain five-times more toxic PFAS than humans allowed to eat, study finds
News
26 Jun 2024 | Phys.org
Wild boar in a European national park have been found to contain levels of toxic PFAS "forever chemicals" nearly five-times higher than is allowed to be sold in meat for human consumption under EU law, according to a new study.
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Landfill Gas: A Major Pathway for Neutral Per- and Polyfluoroalkyl Substance (PFAS) Release
Science
26 Jun 2024 | ES&T L
A study of three landfills found that the mass of fluorine leaving as gas (32–76%) was comparable to the mass leaving as leachate (24–68%). FTOHs were the dominant (87–97%) total neutral PFAS constituents.