Revealed: nearly all new diesel cars exceed official pollution limits
Damian Carrington, Gwyn Topham and Peter Walker
Saturday 23 April 2016 07.00 BST
97% of all modern diesel cars emit more toxic nitrogen oxide (NOx) pollution on the road than the official limit, according to the most comprehensive set of data yet published, with a quarter producing at least six times more than the limit.
Mayoral candidates in London, the city with the worst air quality in Britain, have seized on the DfT data to call for tighter controls on polluting traffic – including a ban on diesel cars.
Mayoral candidates call for tighter controls on London traffic pollution
Friday 22 April 2016 18.03 BST