Ulez has been a breath of fresh air for London | Letters

Sadiq Khan’s ultra-low emission zone in London is celebrated by Lorna Henderson, George Coleby and Leonard Neamtu after a study showed its health benefits for children In light of the astonishing results achieved in lowering air pollution by the introduction of the ultra-low emission zone (Ulez) in London by Sadiq Khan ( Ulez led to better lung size and function among London children, study finds,…