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flag Minnesotans are gathering pine needles to track hidden PFAS pollution via airborne chemicals.

flag Volunteers across Minnesota are collecting pine needles as part of a citizen science project to track how PFAS—persistent synthetic chemicals linked to health concerns—are spreading through the environment, especially in areas without obvious pollution sources. flag By analyzing the needles, which absorb airborne contaminants, researchers aim to map the movement of PFAS through ecosystems and identify hidden contamination pathways. flag The data could help inform future regulations and cleanup efforts.

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