Too dirty to breathe: can London clean up its toxic air?

Air pollution leaves many Londoners like Catherine Bazell housebound, and as the severe impacts on health become clearer the call for greater action is rising Catherine Bazell looks out from her first floor flat towards the familiar landmarks of central London as a steady stream of cars and vans trundle by on the road below."Me and my mum and dad used to love taking bus trips for the day when I was a girl," says the 73-year-old. "We would get a bus and just go off exploring different bits of the city." Continue reading...