Synthetic chemicals in soils are ‘ticking time bomb’
A growing health crisis fueled by synthetic chemicals known as per- and polyfluoroalkyl substances, or PFAS, in groundwater has garnered much attention in the last few years. The reported levels could be “just the tip of the iceberg,” as most of the chemicals are still migrating down slowly through the soil, according to Bo Guo, University of Arizona assistant professor of hydrology and atmospheric sciences.
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