Showing 3076-3090 of 5433
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Prenatal and postnatal exposure to emerging and legacy per-/polyfluoroalkyl substances: Levels and transfer in maternal serum, cord serum, and breast milk
Science
4 Jan 2022 | Sci Total Environ
Most PFAS transfer more efficiently via the placenta than breastfeeding, but the one-month postnatal exposure to PFAS via breastfeeding was higher than prenatal exposure in utero.
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Absorption and elimination of per and poly-fluoroalkyl substances substitutes in salmonid species after pre-fertilization exposure
Science
4 Jan 2022 | Sci Total Environ
PFBA, PFBS, and GenX were eliminated faster than PFOS or PFOA in fish.
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Analysis of the additional cost of addressing per-and polyfluoroalkyl substance contamination from landfill leachate by reverse osmosis membranes in Thailand
Science
4 Jan 2022 | J. Water Process. Eng.
The net present cost to remove PFAS from landfill liquid waste using reverse osmosis was estimated to be between $392-578 million USD for a network of 111 landfills.
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Change in global PFAS Cycling as a response of permafrost degradation to climate change
Science
4 Jan 2022 | J. Hazard. Mater. Adv.
Permafrost is a likely source of PFAS pollution due to the freeze-thaw process, which changes the spatial distribution of different compounds of PFAS in permafrost depth.
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Minnesota Department of Health PFHxA health-based guidance for water
Policy
4 Jan 2022
Minnesota's Department of Health updated its toxicological profile for PFHxA.
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MPCA PFAS monitoring plan
Policy
4 Jan 2022
The Minnesota Pollution Control Agency is accepting input on the draft plan from all interested parties from November 16 to January 21, 2022.
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As PFAS Cases Persist, Wisconsin Takes Baby Steps Toward Regulating the Forever Chemicals
News
4 Jan 2022 | WUWM
The Department of Health Services proposed a combined 20 ppt standard for PFOA and PFAS that would apply to the ground, surface and drinking water.
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Combined Use of Total Fluorine and Oxidative Fingerprinting for Quantitative Determination of Side-Chain Fluorinated Polymers in Textiles
Science
3 Jan 2022 | ES&T
A method was developed to determine the side-chain fluorinated polymer concentrations in terms of the side chain mass, as opposed to fluorine equivalents, facilitating the estimation of the structure and quantity of PFAA degradation products in medical textiles.
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Insufficient evidence for the existence of natural trifluoroacetic acid
Science
3 Jan 2022 | Environ. Sci.: Processes Impacts
The authors argue that there is not sufficient evidence that TFA occurs naturally, contrary to previous claims.
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EPA grants petition to order testing on human health hazards of PFAS
Policy
3 Jan 2022
As a part of the U.S. EPA’s efforts to address the human health and ecological risks of PFAS, the Agency announced it was granting a petition from six North Carolina public health and environmental justice organizations to compel companies to conduct testing of certain PFAS.
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2022 begins with little progress on PFAS contamination
News
3 Jan 2022 | WUWM
As of Dec. 29, the Department of Natural Resources reported 92 contamination sites.
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Predicting the effects of per- and polyfluoroalkyl substance mixtures on peroxisome proliferator-activated receptor alpha activity in vitro
Science
2 Jan 2022 | Toxicology
PFSA and PFCA altered normal endocrine function.
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EPA Orders Chemical Makers to Test Toxicity of PFAS, Giving NC Residents a Partial Victory
News
2 Jan 2022 | Wilmington StarNews
The EPA's decision "deeply disappointed" the six groups in North Carolina who filed the petition.
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Cross-sectional associations between serum PFASs and inflammatory biomarkers in a population exposed to AFFF-contaminated drinking water
Science
1 Jan 2022 | Int J Hyg Environ Health
PFAS exposure from drinking water contaminated with AFFF leads to altered inflammatory profiles, which may be associated with adverse health conditions such as inflammatory bowel disease.
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US EPA turns down requests for more PFAS toxicity testing
Policy
30 Dec 2021
The US EPA has deferred or turned down advocacy groups’ requests to require Chemours to conduct toxicity tests on dozens of fluorochemicals found in North Carolina drinking water supplies.