Showing 256-270 of 677
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Groundwater contamination by fluorinated aromatics: benzotrifluoride and its derivatives
Science
2 Dec 2020 | Chemosphere
After >40 years, benzotrifluorides are still present in the μg L-1 concentration range in groundwater.
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Desorption of Poly-and Perfluoroalkyl Substances from Soil Historically Impacted with Aqueous Film-Forming Foam
Science
1 Dec 2020 | J Env Eng
Short-chain PFAS were found to remain in soils and not diffuse into the water as readily as long-chain counterparts.
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Tests reveal toxic ‘forever chemicals’ in aerial pesticide showered over millions of acres in US
News
1 Dec 2020 | Common Dreams
The manufacturer claimed that PFAS were not used in the production, manufacturing, or distribution of either the active or inactive ingredients of the pesticide found to contain 250 ppt of PFOA, 260–500 ppt of GenX, a replacement for PFOA.
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Polymer-coated electrode detects PFAS in water
News
25 Nov 2020 | C&EN
Instead of bringing water samples back to the lab for analysis, researchers would like to have a continuous field monitor. ”We knew that electrochemistry potentially would be sensitive and selective enough to detect PFAS, and it’s rather inexpensive,” Dick says.
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Solvay workers found to have unregulated PFAS in their blood, documents show
News
25 Nov 2020 | Consumer Reports
The company, which says it now plans to phase out the chemicals, has known of potential risks for at least 15 years, internal studies show.
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Assessing Human Health Risks from Per- and Polyfluoroalkyl Substance (PFAS)-Impacted Vegetable Consumption: A Tiered Modeling Approach.
Science
25 Nov 2020 | Environ Sci Technol
A hazard analysis based on real-world PFAS-contaminated groundwater data found that water-to-crop transfer is an important exposure pathway for communities with PFAS-impacted irrigation water.
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‘Dark Waters’ attorney: New ‘forever’ chemicals pose threat to environment, human health
News
24 Nov 2020 | Pittsburgh Post-Gazette
Mr. Bilott said. “The regulators need to address GenX as a class of chemicals because it’s impossible for the EPA to keep track of and regulate every one.”
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PFAS Thermal Destruction at Wastewater Treatment Facilities: A State of the Science Review
Science
24 Nov 2020 | Water
This review covers available research on the fate of PFAS through incineration systems with a focus on sewage sludge incinerators.
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Perfluoroalkyl acids in rapidly developing coastal areas of China and South Korea: Spatiotemporal variation and source apportionment
Science
24 Nov 2020 | Sci Total Environ
Results of this study provide novel insights into elucidating the spatiotemporal distribution and complicated sources of PFASs over a large area and provide a clear message for all stakeholders, water and coastal managers, and scientists.
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Rapid Characterization of Emerging Per- and Polyfluoroalkyl Substances in Aqueous Film-Forming Foams Using Ion Mobility Spectrometry-Mass Spectrometry
Science
24 Nov 2020 | Environ Sci Technol
Using analytical chemistry techniques PFAS in AFFF were rapidly characterized.
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[Press Release] Governor Cuomo signs legislation banning incineration of firefighting foam containing PFAs in certain New York cities
News
23 Nov 2020 | New York State
Under the new law, incineration of this foam is prohibited in cities designated as Environmental Justice areas by the New York State Department of Environmental Conservation where the population is between 16,000 and 17,000 residents.
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Pittsboro task force recommends “deep discounts” so poor residents can afford clean drinking water
News
23 Nov 2020 | North Carolina Health News
The Pittsboro Drinking Water Task Force wants the town to provide deeply discounted reverse osmosis filtration systems to low-income residents while it continues to explore permanent solutions for a community rocked by contaminated drinking water.
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[Informational Webinar] EPA's Innovative Ways to Destroy PFAS Challenge
Events
23 Nov 2020
EPA is partnering with the other stakeholders, to co-sponsor a technical challenge regarding the destruction of PFAS. The challenge asks solvers to submit detailed plans for a non-thermal way of destroying PFAS in AFFF, while creating the least amount of potentially harmful byproducts with a $50,000 prize.
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Well water throughout California contaminated with ‘forever chemicals’
News
19 Nov 2020 | CALmatters
Californians are largely left in the dark about the safety of their drinking water: Less than 9% of roughly 14,350 public drinking water wells in the state have been tested for PFOA and PFOS. State requirements have focused on areas considered vulnerable to contamination, such as near airports and landfills.
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Op-Ed: Dear Joe Biden: are you kidding me?
News
19 Nov 2020 | The Guardian
The president-elect has tapped a former DuPont consultant to join his Environmental Protection Agency transition board.