Showing 181-195 of 407
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Forever Chemicals’ From Navy Lab Flowing Into the Chesapeake Bay
News
30 Aug 2021 | The Southern Maryland Chronicle
On the base, the Navy reported that shallow monitoring wells in the fire suppression testing area detected up to a 175,000 ppt combination of PFOS, PFOA and one other compound.
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Occurrence of perfluoroalkyl substances (PFASs) in marine plastic litter from coastal areas of Central Chile
Science
25 Aug 2021 | Mar Pollut Bull
Long-chain PFAS, which can be metabolically degraded into PFOS, were found on six South American beaches in plastic debris.
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Removal of per- and poly-fluoroalkyl substances (PFASs) by wetlands: Prospects on plants, microbes and the interplay
Science
25 Aug 2021 | Sci Total Environ
The choice of plants and bacterial species is however crucial for the bioremediation of PFAS, and the system efficiency relies on species-specific, sediment-specific, and pollutant-specific principles.
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External and internal human exposure to PFOA and HFPOs around a mega fluorochemical industrial park, China: Differences and implications
Science
25 Aug 2021 | Environ Int
PFAS were detected in human hair, and their compositions were similar to those in human serum, suggesting that hair is a good non-invasive indicator for long-term exposure to legacy long-chain perfluoroalkyl carboxylic acids and HFPOs.
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Thermal decomposition of perfluorinated carboxylic acids: Kinetic model and theoretical requirements for PFAS incineration
Science
10 Aug 2021 | Chemosphere
Thermokinetic and mechanistic insights revealed herein shall assist to innovate PFAS thermal disposal technologies.
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Modelling the sorption behaviour of perfluoroalkyl carboxylates and perfluoroalkane sulfonates in soils
Science
10 Aug 2021 | Sci. Total Environ.
A model was developed which curated a database consisting of 435 entries of PFAS Kd on soils.
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Environmental Sources, Chemistry, Fate and Transport of Per- and Polyfluoroalkyl Substances: State of the Science, Key Knowledge Gaps, and Recommendations Presented at the August 2019 SETAC Focus Topic Meeting
Science
4 Aug 2021 | Environ Toxicol Chem
The synthesis of varying viewpoints and discussion of the current state of the science is highlighted to facilitate the assessment and management of PFAS.
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Efficient adsorptive removal of short-chain perfluoroalkyl acids using reed straw-derived biochar (RESCA)
Science
27 Jul 2021 | Sci. Total Environ.
Reed straw-derived biochar showed effective removal of short-chain PFAAs.
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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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Companies agree to $65M settlement over Hoosick Falls PFAS lawsuit
News
21 Jul 2021 | WAMC Northeast Public Radio
The agreement, which still needs court approval, would provide money and medical monitoring for thousands of property owners and residents.
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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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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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[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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Maine lawmakers enact series of bills to tackle pollution from ‘forever chemicals’
News
23 Jun 2021 | Press Herald
One of the bills signed into law this week by Gov. Janet Mills gives Maine one of the nation's strictest standards for PFAS in drinking water.