London Faces Environmental Challenges with Rising Air Pollution
![](https://media.wnyc.org/i/800/0/l/85/1/AP_434908958620.jpg)
In this general view of London, taken through glass, showing Tower Bridge and looking east towards Canary Wharf, top right, which is just visible through the haze and smog in London.
( Alastair Grant / AP Photo )
( Alastair Grant / AP Photo )
Produced by Ben Mishiev