Showing 1561-1575 of 2014
-
Recent progress in the detection of emerging contaminants PFASs
Science
17 Nov 2020 | J Haz. Mat.
The challenge and future directions in PFASs sensor development are discussed.
-
Solvay withholds data about toxic PFAS pollution in New Jersey
News
17 Nov 2020 | The Intercept
New Jersey has sued Solvay Specialty Polymers over its refusal to release secret studies of its PFAS chemicals.
-
Formation of perfluorocarboxylic acids (PFCAs) during the exposure of earthworms to 6:2 fluorotelomer sulfonic acid (6:2 FTSA)
Science
17 Nov 2020 | Sci Total Environ
Five terminal PFCA metabolites, including TFA, PFPrA, PFBA, PFPeA and PFHxA were found to be biotransformed from 6:2 FTSA in earthworms.
-
Biden EPA transition team member helped DuPont dodge responsibility for PFOA
Policy
11 Nov 2020
Michael McCabe, a former EPA official and aide to Joe Biden, led DuPont’s defense of PFOA avoiding regulation that would have cost DuPont dearly.
-
Per- and Polyfluoroalkyl Substances in the Air Particles of Asia: Levels, Seasonality, and Size-Dependent Distribution
Science
11 Nov 2020 | Environ Sci Technol
PFOS distributed on specific sizes exhibited seasonal and regional dependency, while no such patterns were observed for PFOA.
-
The Biden plan to secure environmental justice
Policy
10 Nov 2020
Biden will tackle PFAS pollution by designating PFAS as a hazardous substance, setting enforceable limits for PFAS in the Safe Drinking Water Act, prioritizing substitutes through procurement, and accelerating toxicity studies and research on PFAS.
-
Occurrence and Distribution of Per- and Polyfluoroalkyl Substances in Tianjin, China: The Contribution of Emerging and Unknown Analogues
Science
10 Nov 2020 | Environ Sci Technol .
Field-derived sediment-water distribution coefficients of emerging PFAS are provided for the first time, confirming that cationic and zwitterionic PFASs tend to be strongly associated with sediments.
-
Severity of COVID-19 at elevated exposure to perfluorinated alkylates
Science
9 Nov 2020 | medRxiv
Elevated plasma-PFBA concentrations were associated with an increased risk of a more severe course of COVID-19
-
Trends and Patterns of Perfluoroalkyl Substances in Blood Plasma Samples of Bald Eagle Nestlings in Wisconsin and Minnesota, USA
Science
3 Nov 2020 | Environ. Toxicol. Chem.
PFAS concentrations in nestlings were found to depend on proximity to industrial areas and age.
-
From Waste Collection Vehicles to Landfills: Indication of Per- and Polyfluoroalkyl Substance (PFAS) Transformation
Science
3 Nov 2020 | ES&T L
Leachate from waste collection vehicles was tested and found to contain PFAS precursors suggesting precursor transformation to PFAAs during the course of landfill disposal.
-
Deterministic risk assessment of firefighting water additives to aquatic organisms
Science
3 Nov 2020 | Ecotoxicology
This study investigated the toxicity of six firefighting PFAS additives: Eco-Gel™, Thermo-Gel™, FireAde™, Fire-Brake™, Novacool Foam™, and F-500™ to aquatic biota.
-
Targeted Minnesota site-specific criteria for PFOS
Policy
3 Nov 2020
The fish tissue maximum concertation is 0.37 ng/g and the maximum water concertation is 0.05 ng/L.
-
Remediation of poly- and perfluoroalkyl substances (PFAS) contaminated soils - To mobilize or to immobilize or to degrade?
Science
3 Nov 2020 | J Hazard Mater
In this review, remediation of PFAS contaminated soils through manipulation of their bioavailability and destruction is presented.
-
Toxic synthetic 'forever chemicals' are in our water and on our plates
News
2 Nov 2020 | PBS
It was the start of the 2016 growing season when the farmers were told their water was contaminated.
-
Dietary exposure and accumulation of per- and polyfluoroalkyl substances alters growth and reduces body condition of post-metamorphic salamanders
Science
28 Oct 2020 | Sci Total Environ
Dietary exposure and accumulation of PFAS can impact fitness-related traits in amphibians and contribute to trophic transfer in terrestrial food webs.