Chris Grayling advises motorists to 'think hard' before buying diesel

Transport secretary recommends low-emission cars after it emerges that thousands of children breathing toxic airDrivers should “think long and hard” before buying a diesel car and instead consider purchasing a low-emission vehicle, the transport secretary has said, as the government considers a strategy to tackle air pollution. Chris Grayling’s intervention took place as the Guardian revealed that tens of thousands of London’s children were attending schools in areas with