Latest Science

Suspect and Nontarget Screening Revealed Class-Specific Temporal Trends (2000-2017) of Poly- and Perfluoroalkyl Substances in St. Lawrence Beluga Whales

20 Jan 2021 | Environ Sci Technol

Short-chain PFAS were found in beluga whales which indicates that the continuous emissions of unregulated PFAS into the environment.

Predicting the risk of GenX contamination in private well water using a machine-learned Bayesian network model

19 Jan 2021 | J. of Haz. Mat.

Modeling predicts that atmospheric deposition rate is the most important factor influencing risk.

Trends and Levels of Perfluorinated Compounds in Soil and Sediment Surrounding a Cluster of Metal Plating Industries

19 Jan 2021 | Soil Sediment Contam

A slight increase was observed for PFOS and PFOA during 2016–2019 in soils around metal plating shops.

Organic contaminants of emerging concern in leachate of historic municipal landfills

19 Jan 2021 | Env. Poll.

PFAS are present in 60-year-old landfill at levels comparable to the present day.

Relative Acute Toxicity of Three Per- and Polyfluoroalkyl Substances on Nine Species of Larval Amphibians

19 Jan 2021 | Integr Environ Assess Manag

Our study is one of the first to report species-, developmental stage-, and compound-specific differences in sensitivity to PFAS across a wide range of amphibian species.

Health and social concerns about living in three communities affected by per- and polyfluoroalkyl substances (PFAS): A qualitative study in Australia

19 Jan 2021 | PLoS One

We describe residents' perceptions and experiences of PFAS in three regional Australian towns where exposure has occurred.

Human Biomonitoring (HBM)-I values for perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) - description, derivation and discussion

19 Jan 2021 | Regul Toxicol Pharmacol

Evidence for associations between PFOA- and PFOS-exposure was found for a wide range of health outcomes depending on total body burden.

Atmospheric particulate represents a source of C8–C12 perfluoroalkyl carboxylates and 10:2 fluorotelomer alcohol in tree bark

18 Jan 2021 | Environ. Poll.

Overall, this study provides the first evidence that atmospheric particulate is an obvious source of C8–C12 PFCAs and 10:2 FTOH in tree bark.

Target, Nontarget, and Suspect Screening and Temporal Trends of Per- and Polyfluoroalkyl Substances in Marine Mammals from the South China Sea

13 Jan 2021 | Environ Sci Technol

A primary risk assessment showed that the emerging PFAS 6:2 Cl-PFESA could have possible adverse effects in terms of reproductive injury potential on most of the investigated cetaceans.

Perfluorooctane sulfonic acid (PFOS) adsorbed to polyethylene microplastics: accumulation and ecotoxicological effects in the clam Scrobicularia plana

12 Jan 2021 | Mar. Environ. Res.

Low-density polyethylene microplastics and with PFOS adsorbed of two different sizes were ingested in Scrobicularia plana and was associated with oxidative stress.

Effectiveness of household water purifiers in removing perfluoroalkyl substances from drinking water

12 Jan 2021 | Environ Sci Pollut Res Int

Household water purifiers are effective in decreasing the exposure to PFAS through drinking water, with higher efficiency in longer-chains.

Assessment of perfluorooctanoic acid toxicity in pancreatic cells

12 Jan 2021 | Toxicol In Vitro

Oxidative stress is thought to play a role in PFOA-induced pancreatic toxicity and highlight the incidence of inflammation with PFOA exposure.

Deterministic risk assessment of firefighting water additives to terrestrial organisms

12 Jan 2021 | Environ Sci Pollut Res Int

A number of PFAS-free firefighting water additives were found to pose a hazard to terrestrial organisms based on a worst-case exposure scenario of direct application at the greatest recommended application rate for a class A fire (e.g., wood, paper).

Urine concentrations of perfluoroalkyl acids in children and contributions of dietary factors: a cross-sectional study from Shanghai, China

12 Jan 2021 | Environ Sci Pollut Res Int

The intake of red meats, tubers, sugared beverages, fish and seafood, and eggs contributed to higher concentrations of PFAAs, while frequent intake of poultry and soy milk was associated with lower PFAA concentrations.

Newer Older