Low-income areas in England and Wales face worst air pollution, analysis finds

Large urban centres such as London, pictured, or Manchester still tend have the highest levels of toxins in the air. Photograph: Malcolm Park/Alamy

Air pollution in England and Wales has fallen, but the poorest neighbourhoods are still exposed to the most extreme levels of toxins, new analysis has found.

Experts have called this a “grave environmental injustice” as the inequality around who is exposed to air pollution has dramatically grown in the last decade.