Showing 166-180 of 1559
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[Perspective] The Far Reach of PFAS-Inert Ingredients and Adjuvants in Pesticide Formulations
Science
24 Jul 2024 | Environ Health Perspect
New attention to PFAS presence in pesticide formulations represents an opportunity for the EPA to improve the scientific validity of pesticide risk assessment, especially considering chemical mixtures.
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Interaction and coexistence characteristics of dissolved organic matter and toxic metals with per- and polyfluoroalkyl substances in landfill leachate
Science
24 Jul 2024 | Environ Res
Landfill leachate containing PFAS poses significant environmental risks, with high concentrations of short-chain PFAS like PFBA and PFBS strongly interacting with dissolved organic matter and toxic metals, particularly manganese, highlighting the need for better management strategies.
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Interaction of microplastics with perfluoroalkyl and polyfluoroalkyl substances in water: A review of the fate, mechanisms and toxicity
Science
23 Jul 2024 | Sci Total Environ
Microplastics and PFAS, both prevalent in aquatic environments, interact to enhance their combined toxicity, with this review examining their interaction mechanisms, influencing factors, and impacts on environmental distribution, providing insights for understanding their fate and toxicity.
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Scientists raise concerns after study suggests dangerous chemicals are lurking in popular foods: 'They're everywhere'
News
22 Jul 2024 | The Cool Down
"The results definitely point toward the need for environmental stewardship, and keeping PFAS out of the environment and food chain," Dartmouth researcher and lead author Megan Romano told the publication. "Now we're in a situation where they're everywhere and are going to stick around even if we do aggressive remediation."
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It’s ‘almost impossible’ to eliminate toxic PFAS from your diet. Here’s what you can do
News
22 Jul 2024 | The Guardian
In recent years, research has found or pointed to the presence of toxic PFAS “forever chemicals” in a range of staples, products, and beverages across the food system.
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Ditching PFAS chemicals requires reality check, scientists argue
News
18 Jul 2024 | The Hill
But coordination, creative thinking and a proactive approach can help guide a speedy transition to safer materials while avoiding a “regrettable” pivot to equally harmful chemicals, researchers wrote Thursday in Science.
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[Perspective] From “forever chemicals” to fluorine-free alternatives
Science
18 Jul 2024 | Science
PFAS are persistent chemicals with significant health hazards, leading to regulatory actions and efforts to find safer alternatives, which present challenges in ensuring effective replacements without causing unintended consequences or compromising performance.
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Per- and poly-fluoroalkyl substances (PFAS) effects on lung health: a perspective on the current literature and future recommendations
Science
18 Jul 2024 | Front Toxicol
A review on PFAS effects on lung health included impaired fetal lung development, reduced immune function in children, and potential lung cancer, highlighting the need for more research on their toxicity mechanisms and improved risk assessment.
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North Carolina regulators pass on establishing standards for forever chemicals
Policy
17 Jul 2024
The Environmental Management Commission committee votes to pursue groundwater standards for only three PFAS compounds at the September meeting.
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Nontarget Analysis of Legacy and Emerging PFAS in a Lithium-Ion Power Battery Recycling Park and Their Possible Toxicity Measured Using High-Throughput Phenotype Screening
Science
17 Jul 2024 | Environ Sci Technol
The rapid growth of the lithium-ion battery recycling industry and scarcity of battery materials is raising concerns about environmental risks, particularly from PFAS, with a study identifying 25 types of PFAS in battery recycling areas and highlighting their toxicity and widespread presence.
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EPA Releases New Science-Based Recommendations to Help More States, Tribes, and Territories Reduce Exposure to PFAS in Fish
Policy
15 Jul 2024
“It’s important for EPA to continue advancing the science on PFAS as part of our comprehensive effort to protect the public from these harmful substances,” said EPA Acting Assistant Administrator for Water Bruno Pigott. “By considering the latest science in their local advisories and testing for PFAS in fish at a local level, states and Tribes can protect subsistence, recreational, and sport fishers.”
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Effect of Short-term Sample Storage and Preparatory Conditions on Losses of 18 Per-and Polyfluoroalkyl Substances (PFAS) to Container Materials
Science
15 Jul 2024 | Chemosphere
Glass and PET labware containers had the lowest losses of PFAS to adsorption, highlighting the need for careful selection of container materials and storage conditions when analyzing PFAS, especially for long-chain compounds.
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The Fate of Fluorine Post Per-and Polyfluoroalkyl Substances Destruction during the Thermal Treatment of Biosolids: A Thermodynamic Study
Science
15 Jul 2024 | Energies
PFAS found in biosolids can be partially destroyed and converted to smaller compounds during thermal treatment, with factors like feedstock composition and the addition of minerals significantly affecting the emission and capture of fluorine compounds, offering insights for optimizing thermal treatment processes.
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A Multi-Factor Analysis Linking Environmental Stressors with Presence of Per-and Polyfluoroalkyl Substances (PFAS) in a Coastal Lagoon
Science
12 Jul 2024 | ACS ES&T Water
Machine learning analysis of surface water samples from the Indian River Lagoon identified salinity as a key factor associated with the presence of PFAS, particularly long-chain carboxylic compounds, suggesting the need for targeted monitoring and interventions based on environmental factors.
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EPA Recommends States Monitor PFAS in Locally Caught Edible Fish
News
11 Jul 2024 | Bloomberg Law
The EPA included PFAS for the first time alongside cyanotoxins, arsenic, lead, pesticides and other pollutants in its national guidance and recommendations for which contaminants states should monitor in their fish and shellfish advisory programs.