Showing 121-135 of 816
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A landmark settlement: Delaware gets $50 million from DuPont, and chemicals companies for PFAS clean-up
News
13 Jul 2021 | WDEL News
This marks the first time the Delaware Department of Justice has resolved environmental damage claims on behalf of the state.
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Bioaccumulation, Biodistribution, Toxicology and Biomonitoring of Organofluorine Compounds in Aquatic Organisms
Science
13 Jul 2021 | Int J Mol Sci
The potential use of species as bioindicators for biomonitoring studies is discussed and data is summarized regarding the number of monitored PFAS and their total concentration as a function of the investigated species.
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EPA Identifies Drinking Water Contaminants for Potential Regulation
Policy
12 Jul 2021
Today, the U.S. Environmental Protection Agency (EPA) announced Draft Contaminant Candidate List 5 (CCL 5), which provides the latest list of drinking water contaminants that are known or anticipated to occur in public water systems and are not currently subject to EPA drinking water regulations.
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The True Cost of PFAS and the Benefits of Acting Now
Science
12 Jul 2021 | Environmental Science & Technology
This review of the true costs of PFAS highlights the need to act now to ensure that exposures are capped at current levels by reducing the production and use of PFAS.
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Perfluorooctanoic acid induces liver and serum dyslipidemia in humanized PPARα mice fed an American diet.
Science
9 Jul 2021 | Toxicol Appl Pharmacol
Diet was found to possibly influence PFAS’s liver toxicity.
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Ship navigation disturbance alters multiphase distribution of perfluoroalkyl acids and increases their ecological risk in waterways
Science
6 Jul 2021 | Sci Total Environ
The present study provides crucial information for simulating the environmental behaviors of PFAAs under the influence of ship navigation and is significant for the integration of inland water transport development and aquatic environmental protection.
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PFOS in U.S. Ambient Surface Waters: A Review of Occurrence in Aquatic Environments and Comparison to Global Concentrations
Science
6 Jul 2021 | Environ Toxicol Chem
This review summarizes currently available literature on PFOS occurrence in surface waters across the U.S. and highlights existing data gaps.
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Finding essentiality feasible: common questions and misinterpretations concerning the "essential-use" concept
Science
5 Jul 2021 | Environ Sci Process Impacts
Common questions and misinterpretations regarding the practical application of the essential-use concept are reviewed, and answers and further clarifications are provided.
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[Book Chapter] Fluorine Free Foams
Science
29 Jun 2021 | CRC Press
The objectives are to assist with transitioning to F3 foams by providing a summary of the properties and extinguishment accreditations achieved by multiple F3 foams and outline pragmatic approaches to adopting safer fire extinguishment systems based on F3 foams.
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Fluorine mass balance analysis of selected environmental samples from Norway
Science
29 Jun 2021 | Chemosphere
About 70% of extractable organic fluorine was not accounted for in the 37 PFAS monitored, which poses potential health and environmental hazard, as their composition remains primarily unknown.
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Per and poly-fluoroalkyl substances (PFAS) as a contaminant of emerging concern in surface water: A transboundary review of their occurrences and toxicity effects
Science
29 Jun 2021 | J Hazard Mater
Direct discharge and atmospheric deposition were identified as primary sources of PFAS in surface water and cryosphere, respectively.
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Assessment of regional and temporal trends in per- and polyfluoroalkyl substances using the Oriental Magpie (Pica serica) in Korea
Science
29 Jun 2021 | Sci Total Environ
Sex was a crucial physiological factor of PFAS accumulation in Magpies with PFOS, PFUnDA, and PFTrDA were predominant.
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Cost of tackling PFAS pollution on US military bases expected to reach $2.1bn
News
28 Jun 2021 | Chemistry World
The Pentagon has identified 687 military installations that have known or suspected contamination by these fluorinated chemicals.
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Distribution, partitioning behavior and potential source of legacy and alternative per- and polyfluoroalkyl substances (PFASs) in water and sediments from a subtropical Gulf, South China Sea
Science
23 Jun 2021 | Environ. Res.
PFOA was the most abundant PFAS in water, while PFASs in sediment were dominated by PFOS.
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Perfluoroalkyl and polyfluoroalkyl substances (PFAS) in groundwater at a reclaimed water recharge facility
Science
23 Jun 2021 | Sci Total Environ
The combined PFOS and PFOA concentrations appear to be correlated to rising and falling groundwater levels.