Sir: I have a question. If diesel-engined cars are contributing to air pollution, is it possible that diesel- engined lorries and juggernauts could be adding just a bit, too?
Yours faithfully,
C. A. MORRIS
Abbots Langley, Hertfordshire
Join our commenting forum
Join thought-provoking conversations, follow other Independent readers and see their replies
Join our commenting forum
Join thought-provoking conversations, follow other Independent readers and see their replies
Comments