More than £60m has been spent so far on Greater Manchester’s Clean Air Zone (CAZ) despite the controversial scheme still never having gone ahead.
The plans to charge the most polluting taxis, vans, lorries and buses on the city-region’s roads were paused earlier this year following a public backlash.
Mayor Andy Burnham said the scheme became ‘unworkable’ post-pandemic because Covid made the cost of upgrading to cleaner…