The mayor of London is right to redouble his efforts to tackle the capital’s housing crisis, but there is no reason this should come at the expense of protecting nature (Sadiq Khan to announce plans to build houses on London green belt, 9 May).
We must create good-quality and affordable homes, alongside green spaces that reduce our toxic levels of air pollution, while creating beautiful, livable communities. Indeed, some poorly classified areas of the green belt help nobody, featuring disused car parks or industrial land.