Showing 1756-1770 of 4971
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Mechanistic Middle-Out Physiologically Based Toxicokinetic Modeling of Transporter-Dependent Disposition of Perfluorooctanoic Acid in Humans
Science
18 Apr 2023 | ES&T
A new model was developed to explain the persistence of PFOA in humans after both high-dose, acute and low-dose, chronic exposures.
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Minnesota House passes environmental omnibus bill, including legislation banning PFAS
Policy
18 Apr 2023
The Minnesota House on Monday night passed the state's largest-ever investment in natural resources and the environment, including legislation that prohibits dangerous "forever chemicals."
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Global ocean contamination of per- and polyfluoroalkyl substances: A review of seabird exposure
Science
18 Apr 2023 | Chemosphere
Seabirds had higher levels of PFOS exposure – often exceeding toxicity reference values in places like the Baltic Sea and the San Francisco Bay – in the late 1990s and early 2000s, consistent with the phase-out of PFOS-based chemicals.
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70 analyte PFAS test method highlights need for expanded testing of PFAS in drinking water
Science
17 Apr 2023 | Sci. Total Environ.
Unregulated Contaminant Monitoring Rule will likely underreport PFAS in drinking water due to existing methods’ limited coverage and higher minimum reporting limits. The most common PFAS present was PFPrA, a poorly studied and monitored short-chain PFAS.
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Pharmaceuticals Account for a Significant Proportion of the Extractable Organic Fluorine in Municipal Wastewater Treatment Plant Sludge
Science
17 Apr 2023 | Environ. Sci. Technol. Lett.
Pharmaceutical substances and pesticides can contribute to sizable portions of the organofluorine content detected in wastewater treatment plant sludge.
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Ecological characteristics impact PFAS concentrations in a US North Atlantic food web
Science
17 Apr 2023 | Sci Total Environ
PFAS concentrations were related to species, body size, habitat, feeding guild, and location, with PFDA, PFOS, and FOSA levels being the highest in game species that live within the water column.
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Weight loss relapse associated with exposure to perfluoroalkylate substances
Science
17 Apr 2023 | Obesity
PFOA and PFHxS plasma concentrations were associated with increased weight gain, meaning obesogenic PFAS may cause weight gain and thus contribute to the obesity pandemic.
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Forever Chemicals Are Everywhere. Here’s How to Limit Your Exposure
News
14 Apr 2023 | The New York Times
PFAS exposure has been linked to a host of health risks, from cancer to fertility issues, and its prevalence in consumer goods means that PFAS are now routinely found in soil, drinking water, our homes, and our bodies.
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Half of PFAS in drinking water not monitored by EPA: Study
News
14 Apr 2023 | CoastalReview.org
Though millions of people would qualify for drinking water protections under a nationwide proposal to limit certain chemical compounds in water sources, millions more would not, a new study concludes.
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EPA Takes Important Step to Advance PFAS Strategic Roadmap, Requests Public Input and Data to Inform Potential Future Regulations under CERCLA
Policy
13 Apr 2023
U.S. EPA is issuing an Advance Notice of Proposed Rulemaking asking the public for input regarding potential future hazardous substance designations of PFAS under the Comprehensive Environmental Response, Compensation, and Liability Act, also known as “Superfund.”
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Colorado School of Mines researchers patent new process to destroy harmful PFAS "forever chemicals"
News
13 Apr 2023 | CBS Colorado
The School of Mine's process -- called Hydrothermal alkaline treatment -- uses an extremely hot boiling sand with a chemical reactant to eliminate PFAS without emissions.
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Expert panel to discuss PFAS in firefighting gear with documentary film screening
News
13 Apr 2023 | Notre Dame News
The University of Notre Dame will host a screening of “BURNED: Protecting the Protectors” — a short documentary exploring the link between perfluorinated substances, known as “forever chemicals,” and decades of cancer in the firefighting community.
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Where Do All the Fluoros Go? The Ins and Outs of Skiing’s PFAs Problem
News
13 Apr 2023 | Faster Skier
The International Ski Federation recently announced that next season will be the first where the use of fluorinated ski waxes—fluoros—will be banned at the World Cup.
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Converters Expo - Impermea Materials Booth
Events
13 Apr 2023
Impermea Materials will be bringing live demos of some of their paper & paperboard packaging coating solutions that are plastic packaging alternatives and PFAS-free at the Converters Expo.
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[Perspective] Avoiding the Next Silent Spring: Our Chemical Past, Present, and Future
Science
13 Apr 2023 | ES&T
Learning from our past and present to improve a precautionary approach to persistent substances will ultimately allow humankind to avoid recurring silent springs.