In Greater Manchester, plans to introduce a Clean Air Zone where the most polluting vehicles will be charged up to £60 a day have sparked a massive backlash.
But the controversial zones are being introduced in England's other biggest cities too - or at least some of them. And while local authorities across London, Birmingham and the North of England are being forced to take action to bring down air pollution levels, they are taking very different approaches. READ MORE : Andy Burnham calls for 'major changes' to controversial Clean Air Zone scheme In Bradford its Clean Air Zone was delayed, in part because of a national shortage of non-polluting vans and lorries, while Sheffield's is limited to a smaller area of just the city centre.
York decided against cameras and charges to clean up its air and instead simply banned diesel buses from the city centre, and Leeds won't be introducing a charging zone at all as air quality has already improved.
In Birmingham, where private cars are included, car journeys in the city centre have fallen but in some areas businesses have suffered.
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