At least 45% of the nation’s tap water could be contaminated with at least one form of PFAS known as “forever chemicals,” according to a newly released study by the U.S. Geological Survey.
The man-made chemicals — of which there are thousands — are found in all sorts of places, from nonstick cookware to stain-resistant carpets to contaminated sources of food and water. They break down very slowly, building up in people, animals and the environment over time.
Research has linked exposure to certain PFAS to adverse health effects in humans, from an increased risk of certain cancers, increased obesity and high cholesterol risk, decreased fertility and developmental effects like low birth weight in children.
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