Showing 91-105 of 251
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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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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 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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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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New PFAS health risk levels cement gap between US federal agencies
Policy
18 May 2021
A division of the US Department of Health and Human Services hasĀ finalized health risk levelsĀ for four PFAS.
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Environmental Source Tracking of Per- and Polyfluoroalkyl Substances within a Forensic Context: Current and Future Techniques
Science
18 May 2021 | Environ Sci Technol .
In this perspective, we identify the current tools available and principal developments necessary to enable greater confidence in environmental source tracking to identify and apportion PFAS sources.
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PFAS and their substitutes in groundwater: Occurrence, transformation and remediation
Science
11 May 2021 | J Hazard Mater
GenX, F-53B, and OBS in groundwater treatment by UV/sulfite system and electrochemical oxidation proved effective.
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Release of soil colloids during flow interruption increases the pore-water PFAS concentration in saturated soil
Science
11 May 2021 | Env Poll
Removal of colloids from water samples can underestimate PFAS concentration.
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Perfluoroalkyl substances in drinking water sources along the Yangtze River in Jiangsu Province, China: Human health and ecological risk assessment
Science
11 May 2021 | Ecotoxicol Environ Saf
PFOS, PFOA, and PFBS induced considerable risk on human health and aquatic species.
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These pets have high levels of forever chemicals in their blood. Has that made them sick?
News
10 May 2021 | North Carolina Health News
A study of pets who live near Chemours plant in Fayetteville found at least one measurable type of PFAS in every dog tested and all but one horse. Some of the levels were staggering.
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Adsorption Behavior of Perfluorooctanesulfonate (PFOS) onto Activated Spent Coffee Grounds Biochar in Synthetic Wastewater Effluent
Science
4 May 2021 | J Haz. Mat. L
Spent coffee ground activated biochar performed comparably to commercial adsorbents.
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Microwave regeneration of granular activated carbon saturated with PFAS
Science
4 May 2021 | Water Res
Multiple cycles of microwave treatments were found to successfully regenerate activated carbon saturated with PFOA and PFOS.
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PFAS paper mill settlement reflects growing trend
News
28 Apr 2021 | National Law Review
Just a few days ago, an $11.9 million settlement was announced in a Michigan lawsuit in which a class of approximately 3,000 plaintiffs alleged that a PFAS manufacturer and a PFAS-using paper mill contaminated drinking water supplies, thereby polluting the environment and placing nearby citizens at increased risk of adverse health effects.