Showing 91-105 of 170
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Sources, Fate, and Plant Uptake in Agricultural Systems of Per- and Polyfluoroalkyl Substances
Science
22 Dec 2020 | Emerging Contaminants
PFAS are readily taken up in some plants, particularly the shorter-chain PFAS, and can evoke metabolic responses and phytotoxic effects at high concentrations.
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State to study level of PFAS toxins reaching Colorado’s crops
News
7 Dec 2020 | CBS Denver
State agencies are examining the potential contamination of irrigation waterways in areas that have previously been tested for contamination of drinking water.
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State testing private wells in Fairfield for PFAS contamination
News
5 Dec 2020 | Maine Public Radio
The presence of two kinds of PFAS chemicals in the wells may be related to the spread of sludge as fertilizer on fields.
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Perfluorooctanoic acid (PFOA) uptake by alfalfa (Medicago sativa) and bioavailability in Sprague-Dawley rats
Science
1 Dec 2020 | J Food Prot
This study provides data for regulators investigating PFOA bioavailability and disposition in animals or animal products exposed to contaminated feed.
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Assessing Human Health Risks from Per- and Polyfluoroalkyl Substance (PFAS)-Impacted Vegetable Consumption: A Tiered Modeling Approach.
Science
25 Nov 2020 | Environ Sci Technol
A hazard analysis based on real-world PFAS-contaminated groundwater data found that water-to-crop transfer is an important exposure pathway for communities with PFAS-impacted irrigation water.
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First-of-its-kind study estimates daily PFAS dietary exposure from vegetables in adults and children
News
23 Nov 2020 | Mines Newsroom
The team used real-world data from PFAS-contaminated groundwater to conduct a hazard analysis of a theoretical farm comparing different risk estimates based on established state, federal, and international toxicity reference doses.
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Uptake and translocation of multiresidue industrial and household contaminants in radish grown under controlled conditions.
Science
18 Nov 2020 | Chemosphere
PFAS were detected in all plant tissues and contained some of the highest bioaccumulation factors.
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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.
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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.
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National Priorities: Evaluation of Pollutants in Biosolids Request for Applications and Informational Webinar
Events
27 Oct 2020
EPA is announcing a new funding opportunity to identify, characterize, and manage risks of known and emerging chemical pollutants found in biosolids.
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Extending the knowledge about PFAS bioaccumulation factors for agricultural plants - A review
Science
27 Oct 2020 | Sci Total Environ
This review compiles >4500 soil-to-plant bioaccumulation factors for 45 PFAS from 24 studies involving 27 types of agricultural crops.
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‘We can never get to zero’: Organics recyclers face hard choices in responding to PFAS contamination
News
19 Oct 2020 | WasteDrive
In January of this year, the Michigan city of Ann Arbor announced a grim discovery: traces of a notorious group of toxic chemicals had cropped up in the city’s compost facility.
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First report on the sources, vertical distribution and human health risks of legacy and novel per- and polyfluoroalkyl substances in groundwater from the Loess Plateau, China
Science
6 Oct 2020 | J Haz. Mat.
In the Loess Plateau, both industrial and agricultural activities have contributed to PFAS pollution with short-chain alternatives replacing legacy compounds.
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A Critical Review of A Recommended Analytical and Classification Approach for Organic Fluorinated Compounds with an Emphasis on Per- and Polyfluoroalkyl Substances (PFAS).
Science
6 Oct 2020
A review of the current methods to both detects the presence of fluorine and specific PFAS to better help regulators identify public health or environmental hazards.
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Environmental and dietary exposure of perfluorooctanoic acid and perfluorooctanesulfonic acid in the Nakdong River, Korea
Science
22 Sep 2020 | Environ Geochem Health
Crops were found to be a significant and underappreciated pathway for human exposure to PFAS in areas with heavy pollution.