Air pollution breaking WHO limits surrounds 25% of UK homes, study finds

Nearly 8m addresses affected by high levels of toxic particulates and nitrogen dioxide

One in four UK homes are surrounded by air pollution exceeding safety limits set by the World Health Organization, a study has shown following research revealing that road pollution affects virtually every part of Britain.

Nearly 8m UK addresses are affected by high levels of particulate matter or nitrogen dioxide, the study commissioned by campaigning group the Central Office of Public Interest (Copi) showed.