Improving air quality requires a little less conversation, a lot more action | Letters

The findings in your article (Hundreds of thousands of children being exposed to illegal levels of damaging air pollution from diesel vehicles, 4 April) are scandalous. We are storing up huge unknowns in terms of the future of our children’s lung health. We need urgent action. The government must bring in a fair and ambitious Clean Air Act with targets to ensure pollution levels are monitored around every school and nursery located close to busy roads, arming parents and teachers with the