From persistent chemicals to exhaust particulate matter, snow accumulates highly toxic pollutants. Regulations are needed to address the impacts on water supplies and the food chain.
Articles on Polychlorinated biphenyls
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Brief exposure to a family of chemicals used as flame retardants early in life can permanently alter fat levels in the blood and liver, raising the risk of liver cancer and heart disease.
PCBs were phased out three decades ago. But they’re still lingering in the ocean.
