As toxic smoke drifts towards Manchester the public health Cost of wildfires has never been more stark.

Nearly three weeks. That is how long firefighters have now been fighting the wildfire on Tintwistle Moor above Glossop, and on Sunday Derbyshire Fire and Rescue Service declared it a major incident. The blaze, which began on 24 June, has torn through around 260 hectares of moorland and woodland, and crews were called back to the scene in the early hours of Monday morning as high winds drove the…