Showing 196-210 of 1579
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The Global Threat from the Irreversible Accumulation of Trifluoroacetic Acid (TFA)
Science
30 Oct 2024 | Environ Sci Technol
Trifluoroacetic acid (TFA) is a highly persistent and widespread pollutant found in various environmental media; its increasing concentrations—driven by both direct emissions and transformation from other PFAS—pose potential irreversible risks to ecosystems and human health, highlighting the need for urgent global action to reduce emissions.
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Maine Warns Hunters to Throw Out Deer and Turkey Meat After Tests Reveal High Levels of Forever Chemicals in Some Areas
News
29 Oct 2024 | Outdoor Living
As the heart of deer season approaches, Maine becomes the latest state to advise hunters against consuming venison and wild turkey contaminated by PFAS.
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Vice President Harris supports Michigan-led plan to provide medical care for military victims of PFAS
News
25 Oct 2024 | Great Lakes Now
Vice President Kamala Harris on Tuesday will publicly back plans to provide easier access to disability and medical benefits to veterans exposed to per- and polyfluoroalkyl substances, or PFAS, while serving in the military.
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E-waste in the environment: Unveiling the sources, carcinogenic links, and sustainable management strategies
Science
25 Oct 2024 | Toxicology
PFAS, present in e-waste, can leach into the environment when improperly disposed of, posing serious health risks by accumulating in human tissues, disrupting cellular functions, and contributing to cancer development, which underscores the importance of proper e-waste recycling and disposal practices.
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Predictions of groundwater PFAS occurrence atdrinking water supply depths in the United States
Science
24 Oct 2024 | Science
Researchers developed a predictive model using machine learning to estimate the likelihood of PFAS contamination in groundwater across the United States, revealing that 71 to 95 million people could be using drinking water with detectable levels of these harmful "forever chemicals" prior to any water treatment.
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Delta Air Lines says it needs more time to ditch toxic PFAS firefighting foam at MSP
News
23 Oct 2024 | The Minnesota Star Tribune
Minnesota lawmakers gave maintenance hangars, including Delta’s, a reprieve as Sun Country, MSP make progress toward PFAS-free firefighting foam.
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Personal care product use and per- and polyfluoroalkyl substances in pregnant and lactating people in the Maternal-Infant Research on Environmental Chemicals study
Science
22 Oct 2024 | Environ Int
Personal care product (PCP) use during pregnancy and postpartum is linked to higher PFAS concentrations in prenatal plasma and human milk, indicating that PCPs may be a modifiable source of PFAS exposure and underscoring the importance of informed choices and potential regulations to reduce exposure in pregnant and lactating individuals.
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PFAS profiles in Biosolids, Composts, and Chemical Fertilizers Intended for Agricultural Land Application in Quebec (Canada)
Science
21 Oct 2024 | J. Hazard. Mater.
Biosolids, sewage sludge, and composts used for sustainable agriculture may contain PFAS chemicals that can accumulate in soil and enter the food chain, with this study finding significant PFAS levels across various biowastes in Quebec, Canada, highlighting concerns about long-term environmental and health risks from repeated applications.
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Insights into PFAS contaminants before and after sewage discharges into a marine protected harbour
Science
21 Oct 2024 | Chemosphere
Untreated wastewater discharges in the UK are causing elevated levels of harmful PFAS chemicals in protected marine areas, with significant contamination found in water, seaweed, and oysters, underscoring the need for better wastewater management and a deeper understanding of PFAS impacts on marine ecosystems.
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Trends in NHANES Biomonitored Exposures in California and the United States following Enactment of California’s Proposition 65
Science
21 Oct 2024 | EHP
California's Proposition 65 aimed to reduce exposure to harmful chemicals like PFAS, but despite overall declines in these substances nationwide, it's uncertain if the law directly drove the reductions, as broader regulations and public awareness may have played significant roles.
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Australia to toughen rules around acceptable levels of key PFAS chemicals in drinking water under draft guidelines
News
20 Oct 2024 | The Guardian
Under the draft, the limit for PFOA – a compound used to make Teflon – would be lowered from 560 ng/L to 200 ng/L, based on evidence of their cancer-causing effects.
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Role of Fluorocarbon Chain Length in the Adsorption of Perfluoroalkyl Substances on Nanoplastic Particles
Science
20 Oct 2024 | ACS ES&T Water
In aquatic environments, nanoplastics and PFAS can interact through electrostatic forces, with PFAS adsorption on oppositely charged nanoplastics leading to changes in particle stability depending on PFAS chain length and water chemistry, influencing how these contaminants might spread in different water conditions.
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Prenatal exposure to per- and polyfluoroalkyl substances, fetoplacental hemodynamics, and fetal growth
Science
20 Oct 2024 | Environ Int
Legacy PFAS exposure during pregnancy may be linked to reduced fetal growth, but the effects of next-generation PFAS and PFAS mixtures are less clear, with further research needed to understand their impact on fetoplacental blood flow.
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USDA’s ARS Develops Long-Term Roadmap for PFAS in U.S. Agriculture
Policy
18 Oct 2024
The U.S. Department of Agriculture’s Agricultural Research Service announced on October 16, 2024, several key outcomes from a workshop held to develop a research roadmap leading to short- and long-term science-based solutions to meet the challenges posed by the discovery of PFAS in agricultural soils and waters.
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The potential mediating role of the gut microbiome and metabolites in the association between PFAS and kidney function in young adults: A proof-of-concept study
Science
10 Oct 2024 | Sci Total Environ
Researchers reported for the first time that changes to the gut microbiome may explain the association between high PFAS exposure and impaired kidney function.