Leeds has become the second city (after London) to introduce a clean air zone. This will be within the outer ring road and will apply to HGVs, taxis and buses. But it will not apply to private vehicles. Not yet anyway.
Which is good news for Bongo owners. But bad news for asthmatics
Birmingham, Derby, Nottingham and Southampton will be announcing their plans in the new year. Oxford have announced plans to ban all vehicles from 6 city centre streets from 2020.