Showing 841-855 of 996
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Trace level analyses of selected perfluoroalkyl acids in food: Method development and data generation
Science
26 Dec 2019 | Environ. Poll.
Methods for detecting PFAS in cow milk, butter, chicken egg, chicken meat, beef, and fish were developed and validated.
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Longitudinal trends in perfluoroalkyl and polyfluoroalkyl substances among multiethnic midlife women from 1999 to 2011: The Study of Women′s Health Across the Nation
Science
26 Dec 2019 | Environ Int.
PFNA serum concentrations increased, and detection rates of PFDeA and PFUA doubled in women over a ten year period.
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U.S. EPA releases new analytical method for PFAS in drinking water
Science
18 Dec 2019 | U.S. EPA
The new validated Method 533 focuses on short chain PFAS, those with carbon chain lengths of 4-12. Using it in combination with existing Method 537.1, both government and private laboratories can now effectively measure 29 PFAS in their drinking water.
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Massachusetts regulators issue new standards for toxins
News
15 Dec 2019
Under Massachusetts’ new regulations, polluters must clean up contaminated soil and groundwater if the total concentration of six chemicals in PFAS reaches 20 ppt. The new standards are slated to go into effect Dec. 27.
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[IATP Blog] Maine’s plan to address “forever chemicals” polluting farms, water and food
News
13 Dec 2019
Virtually all sludge has tested positive for PFOA and/or PFOS, generally two to three times the State’s screening level of 50 ppt, with some results as high as 20 times this level.
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How PFAS negotiations fell apart
News
13 Dec 2019 | E&E News
Before Democrats managed to secure provisions to address a class of toxic chemicals in an annual defense measure, negotiations fell apart at the hands of their own members... "The American Chemistry Council probably has something to do with it," Rep. Jared Huffman (D-Calif.) told reporters.
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Michigan starts collecting firefighting foam containing PFAS
News
13 Dec 2019 | Michigan Radio
After the foam is picked up, it will be shipped to a facility in Idaho. There it will be solidified and placed in a licensed hazardous waste landfill.
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Michigan starts collecting firefighting foam containing PFAS
Policy
13 Dec 2019
After the foam is picked up, it will be shipped to a facility in Idaho. There it will be solidified and placed in a licensed hazardous waste landfill.
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Topic of Cancer: How PFAS threaten our water
News
10 Dec 2019 | Capital & Main
What’s more, while the persistent and mobile nature of PFAS chemicals means that no neighborhood is safe from contamination, smaller water systems—particularly those serving disadvantaged communities—face an uphill task in tackling the problem due to the higher probability of aging infrastructure and limited resources, as compared to larger utilities.
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Environmental group laments PFAS provisions missing from federal bill
News
9 Dec 2019 | WAMC
The annual federal defense bill, known as the National Defense Authorization Act, does not include certain provisions that would address PFAS water contamination. A Washington-based nonprofit group accuses Congress of caving on cleaning up the toxic substances.
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Government studying widely used chemicals linked to health issues
News
5 Dec 2019 | The New York Times
The federal government has started the first in a series of detailed studies of the impact the chemicals have had on human health.The goal is to determine what role the chemicals, known generally as PFAS, play in a long list of health conditions including thyroid, kidney, liver, cardiovascular and autoimmune diseases, among other ailments.
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A case study of organic micropollutants in a major Swedish water source - Removal efficiency in seven drinking water treatment plants and influence of operational age of granulated active carbon filters
Science
4 Dec 2019 | Sci. Total Environ.
Recharging activated carbon filters by 10% found to increase PFAS removal efficiency in open waterways.
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Commentary: What ‘Dark Waters’ reveals about corporate science
News
2 Dec 2019 | Chicago Tribune
When government agencies consider potentially harmful exposures and activities... they should insist the regulated industries... be required to pay for the research, but the studies... be conducted by scientists without conflicts of interest, under provisions that ensure their complete independence.
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What ‘Dark Waters’ reveals about corporate science
News
26 Nov 2019 | Bloomberg Opinion
When the first public concerns abound the compound emerged, DuPont did what too many corporations do: They took a page from Big Tobacco’s playbook and hired a firm to sow doubt about the scientific evidence.
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Inflammatory bowel disease and biomarkers of gut inflammation and permeability in a community with high exposure to perfluoroalkyl substances through drinking water
Science
25 Nov 2019 | Environ. Res.
PFAS exposure from 1985-1994 thought to be linked with a high risk of Crohn's disease.