Showing 136-150 of 1153
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Bipartisan senators want to take on ‘forever chemical’ pollution. Environmental activists are wary
Policy
25 Nov 2023
A key concern for environmentalists is not the provisions of the current draft bill, but discussions related to pollution cleanup and liability.
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UN Probes DuPont, Chemours Over Human Rights Harms From PFAS
Policy
24 Nov 2023
A UN investigative office took aim at three companies tied to historical DuPont, along with the Netherlands and the US, for their role in violating human environmental rights due to PFAS released from a North Carolina factory, according to letters released on Friday.
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Characterizing the Movement of Per-and Polyfluoroalkyl Substances in an Avian Aquatic–Terrestrial Food Web
Science
24 Nov 2023 | Environ. Sci. Technol.
Tree swallow nestlings were found to feed on both terrestrial and aquatic macroinvertebrates, leading to the bioaccumulation and biomagnification of PFAS, particularly PFOS, highlighting the complex and chemical-specific movement of PFAS through linked aquatic-terrestrial food webs.
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Exposure to perfluoroalkyl substances and longitudinal changes in bone mineral density in adolescents and young adults: A multi-cohort study
Science
23 Nov 2023 | Environ Res
Exposure to PFOS was found to be associated with lower bone mineral density in both Hispanic adolescents and mixed-ethnicity young adults, suggesting potential long-term impacts on bone health and increased risk of osteoporosis in adulthood.
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Analysis of per-and polyfluoroalkyl substances in plastic food storage bags by different analytical approaches
Science
22 Nov 2023 | JCO
57% of plastic food storage bags were found to contain PFAS and migration studies showed no migration of diPAP (6:2) and rapid PFBS migration within 2 hours, with weekly exposure estimates remaining below the regulatory levels set by the European Food Safety Authority.
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Validating blood microsampling for per-and polyfluoroalkyl substances quantification in whole blood
Science
20 Nov 2023 | JCA
A minimally invasive and cost-effective microsampling technique was evaluated for quantifying 75 PFAS in dried blood spots, with the most effective extraction method identified as filtered protein precipitation, demonstrating its potential as an extensive and practical tool for large-scale human biomonitoring studies.
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Tracing the Bioaccessibility of Per-and Polyfluoroalkyl Substances in Fish during Cooking Treatment
Science
20 Nov 2023 | J. Agric. Food Chem.
Different methods of cooking reduced PFAS bioaccessibility, suggesting that steaming fish and reduced oil intake are beneficial for reducing PFAS absorption from fish consumption.
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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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US industry disposed of at least 60m pounds of PFAS waste in last five years
News
17 Nov 2023 | The Guardian
The estimate in the new EPA analysis is probably ‘dramatic’ undercount because ‘forever chemical’ waste is unregulated in the US.
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Let’s talk about PFAS: Inconsistent public awareness about PFAS and its sources in the United States
Science
16 Nov 2023 | PLOS ONE
A nationwide survey revealed that nearly half of respondents were unaware of PFAS, with 97.4% expressing a belief that their drinking water had not been impacted by PFAS, highlighting a crucial need for improved communication and awareness efforts regarding PFAS information and health risks.
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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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EPA detected "forever chemicals" in water systems serving 46 million. Is yours on our map?
News
11 Nov 2023 | USA Today
Toxic “forever chemicals” have been found in more than one in four public drinking water systems this year in concentrations at or above the Environmental Protection Agency’s minimum reporting levels.
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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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How Worried Should We Be About “Forever Chemicals”?
News
8 Nov 2023 | Slate
PFAS are in … so many things. Here are a few things to keep in mind.
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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.