Revealed: the 10 worst places to live in US for air pollution

A Guardian analysis using cutting-edge modelling developed by researchers tracks deadly PM2.5 levels

The worst 10 hotspots for fine particle air pollution in the US have been revealed by The Guardian in an analysis using cutting-edge modelling.

America’s top spot is not a traffic-clogged metropolis or renowned heavy industry zone but a small town surrounded by farmland and mountains.