Liberal Tories support Sadiq Khan on air pollution | Letters

Sadiq Khan plans to introduce a new charge for London’s most polluting cars (Report, 5 July). The mayor is right to propose bold action to tackle the public health crisis of air pollution, which causes thousands of premature deaths each year in London. Liberal conservative thinktank Bright Blue is calling for city councils throughout England to be given the powers to set up low-emission zones, so that similar radical action can be taken wherever air pollution is a problem. The government&r