perhaps the invisible crisis served as an. for us journalist beth gardner to publish a damming book on the subject. gardner lives in london along with her british husband and young daughter. she's carried out extensive research on air pollution. she's traveled to different parts of the world to find out the source of air pollution and why people lose their lives to it. the outcome of her trips and research is her book choked, which highlights shocking facts. i've lived in london for more than 18 years. i came here from new york, but as much as i've always loved britain, there was something that bothered me from the start, a thickness to the air, the smell of exhaust that hit me every time i walked outside. it was only years later when i was working on an article about air quality at the 2012 olympics that i sat down, to read some of the science of what air pollution does to our bodies and how much of it there is here in london. it only took a few minutes of googling for me to see that the fumes i dismissed as nuisance were actually toxic. in one of the points she's mentioned the contro