Invisible at the curb: New 3D model maps reveal hidden ultrafine traffic particle hotspots

PHYSorg
May 4, 2026, 5:00 pm115 ptsTrending
A National Taiwan University study shows that traffic particles can create sharply localized exposure hotspots near busy roads, intersections and elevated corridors. The findings suggest that targeted street-level planning may better protect children and other vulnerable groups than citywide averages alone.

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