Showing 2071-2085 of 2162
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Understanding and Managing the Potential By‐Products of PFAS Destruction
Science
26 May 2020 | Ground. Mon. & Rem.
Based on the available technologies relevant to PFAS destruction, complex aqueous solutions containing high concentrations of PFAS have the potential to generate either known short-chain PFAAs or other secondary effects on water quality.
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Per- and polyfluoroalkyl substances (PFASs) in blood of captive Siberian tigers in China: Occurrence and association with biochemical parameters
Science
19 May 2020 | Env Poll
Ten PFASs were detected in the blood of captive Siberian tigers, including PFOS alternative 6:2 Cl-PFESA, primarily from the consumption of PFAS-contaminated meat.
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Perfluoroalkyl Substance Exposure Was Negatively Associated With Cortisone Levels in Pregnancy
Science
19 May 2020 | J Endocr Soc
Early pregnancy concentrations of maternal PFAS were inversely associated with late pregnancy cortisone levels, indicating potential endocrine disruption in highly exposed mothers.
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Investigation of Levels of Perfluoroalkyl Substances in Surface Water, Sediment and Fish Tissue in New Jersey, USA
Science
19 May 2020 | Sci of Total Env
PFOS, PFDA, PFUnA, and PFDoA were the predominant PFAS detected in fish tissue with the highest levels downstream of a military facility.
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Challenges in the analytical determination of ultra-short-chain perfluoroalkyl acids and implications for environmental and human health
Science
19 May 2020 | Anal Bioanal Chem
The present review gives an overview of the currently used analytical methods and summarizes the findings regarding potential analytical challenges regarding ultra-short-chain PFAS.
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Association of perfluoroalkyl substances with gestational hypertension and preeclampsia in the MIREC study.
Science
19 May 2020 | Environ Int
Higher levels of PFHxS were associated with the development of preeclampsia during pregnancy.
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Ozone layer: Concern grows over threat from replacement chemicals
News
14 May 2020 | BBC News
Canadian researchers, studying ice samples from the Arctic dating back to the 1990s, have found "dramatically" increasing levels of ozone replacements called short chain perfluoroalkyl carboxylic acids (scPFCAs).
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Recent advances in the analysis of per-and polyfluoroalkyl substances (PFAS)—A review
Science
12 May 2020 | ET&I
The existing analytical techniques are summarised (since 1985 till now) for the identification and quantification of PFAS.
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Long-term investigation on the removal of perfluoroalkyl substances in a full-scale drinking water treatment plant in the Veneto Region, Italy
Science
12 May 2020 | Sci. of the Total Envir.
A granular activated carbon system was studied for five years in Italy to determine various PFAS breakthrough behaviors.
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The Relationship between Perfluoroalkyl Substances Concentrations and Thyroid Function in Early Childhood: A Prospective Cohort Study
Science
12 May 2020 | Thyroid
A significant relationship was found between early-life exposure to PFAS and thyroid function.
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Early Life Exposure to Perfluoroalkyl Substances (PFAS) and ADHD: A Meta-Analysis of Nine European Population-Based Studies
Science
12 May 2020 | Environ. Health Perspect.
PFAS exposure was associated with an increased prevalence of ADHD in children from low-educated households.
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Uptake of perfluorooctane sulfonate (PFOS) by common home-grown vegetable plants and potential risks to human health
Science
11 May 2020
The daily intake rates of PFOS via vegetable consumption were found higher than the tolerable daily intake for children of age 2-6 years as per Food Standards Australia New Zealand.
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Wastewater Treatment Lagoons: Local Pathways of Perfluoroalkyl Acids and Brominated Flame Retardants to the Arctic Environment
Science
5 May 2020 | ES&T
Mass loadings to the Arctic of Canada via wastewater treatment plant effluent were estimated as 1,405 g/year for ΣPFAA.
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Exposure to per- and polyfluorinated alkyl substances in pregnant Brazilian women and its association with fetal growth
Science
5 May 2020 | Environ. Res.
A significant association between PFOS/PFOA concentrations and decreased birth weight in infants was found.
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Ice core record of persistent short‐chain fluorinated alkyl acids: Evidence of the impact from global environmental regulations
Science
5 May 2020 | Geophy. Res. L
Fluorotelomer degradation may contribute to the deposition of PFBA in Arctic ice.