Showing 1216-1230 of 1924
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Evaluation of Different Extraction Methods for the Analysis of Per- and Polyfluoroalkyl Substances (PFAS) in Dried Blood Spots from the Florida Manatee (Trichechus manatus)
Science
28 Jul 2021 | Environ Toxicol Chem
An improved method of obtaining marine mammal blood was developed to detect PFAS in sentinel species.
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First Report on the Bioaccumulation and Trophic Transfer of Perfluoroalkyl Ether Carboxylic Acids in Estuarine Food Web
Science
27 Jul 2021 | Environ. Sci. Technol.
HFPO-TrA, HFPO-TeA, and PFO5DoA could be biomagnified along the food chain in editable fishes.
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OEHHA Releases Long-Awaited Proposed Public Health Goals for PFOA and PFOS
News
23 Jul 2021 | JD Surpa
The draft goals identified by OEHHA are 0.007 parts per trillion (ppt) for PFOA to address concerns based on kidney cancer in humans associated with exposure to PFOA and 1 ppt for PFOS to address concerns related to liver and pancreatic tumors in laboratory animals associated with exposure to PFOS.
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Efforts underway in Europe to ban PFAS compounds
News
23 Jul 2021 | Chemistry World
The five European countries are proposing to ban the entire class of chemicals.
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Thyroid Disruptors: Extrathyroidal Sites of Chemical Action and Neurodevelopmental Outcome-an Examination Using Triclosan and Perfluorohexane Sulfonate (PFHxS)
Science
21 Jul 2021 | Toxicol Sci
Lifelong exposure to PFAS could affect both the thyroid hormone status and the immune defense of perch in the wild.
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Spatial and Temporal Patterns of PFAS Occurrence at a Wastewater Beneficial Reuse Site in Central Pennsylvania
Science
20 Jul 2021 | ASABE
PFAS present in the crop tissue suggests that PFAS may enter the food chain once those crops are fed to livestock.
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Perfluoroalkyl substances (PFAS) adsorption in drinking water by granular activated carbon: Influence of activated carbon and PFAS characteristics
Science
20 Jul 2021 | Sci Total Environ
Activated carbon filters were found to absorb different PFAS from contaminated water at different efficiencies.
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Perfluoroalkyl substances (PFASs) in leachate, fly ash, and bottom ash from waste incineration plants: Implications for the environmental release of PFAS
Science
19 Jul 2021 | Sci Total Environ
PFBA and PFBS were associated with leachate contamination while PFOS was found to travel in fly ash readily.
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Time for EPA to come clean on PFAS
News
14 Jul 2021 | The Hill
Corporate coverups allowed PFAS to flood our environment. To stem the damage, we need to turn off the tap.
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LC-HRMS screening of per- and polyfluorinated alkyl substances (PFAS) in impregnated paper samples and contaminated soils
Science
13 Jul 2021 | Anal Bioanal Chem
PFAS in paper sludge was linked to contamination in soils.
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Perfluoroalkyl acids on suspended particles: Significant transport pathways in surface runoff, surface waters, and subsurface soils
Science
13 Jul 2021 | J Hazard Mater .
Suspended particles, often an overlooked vector for PFAAs, can be a dominant pathway for the transport of PFAAs in environments.
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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.