Researchers examine contaminants in hunted wildlife

Concerning environmental contaminants, game species are not subject to the same safety testing as commercially marketed livestock. A recent study sampled feral pigs, gray squirrels, and waterfowl from relatively uncontaminated ...

US streams carry surprisingly extensive mixture of pollutants

Many U.S. waterways carry a variety of pollutants, but not much is known about the composition or health effects of these chemical combinations. A new in-depth study, however, is providing insight as it shows the mixtures ...

Pollution from dead Ivy League lab mice worries neighborhood

Neighbors of Dartmouth College property where for years the Ivy League school disposed of mice and other small animals used in science experiments say they fear pollution from the site has contaminated their groundwater and ...

Engineers developing cleanup method for stubborn contaminants

They're in stain-resistant carpet, paint, permanent markers, food packaging and firefighting foam. Perfluorinated compounds (PFCs), a broad class of manufactured chemicals, touch every corner of the industrialized world. ...

Hexavalent chromium in well water can come from natural sources

Last year, water quality officials in North Carolina detected potentially harmful levels of hexavalent chromium, a carcinogen, in drinking-water wells near coal plants in the state. Given the typical, elevated levels of chromium ...

How hooded seals are transferring contaminants to their pups

Environmental contaminants such as perfluoroalkyl substances (PFASs) can be transferred from mother to offspring through the placenta and mother's milk, exposing the young mammal before and after birth. PFASs are a family ...

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