News Headline
60 years on, cities still struggle with smog
Source
Deutsche Welle
Publication Date
2013-02-08
In big cities around the world, from China to Afghanistan, authorities are still fighting the battle against smog. This, despite the fact that 60 years ago, Londoners suffered from a dramatic air pollution event.
Content
http://www.dw.de/60-years-on-cities-still-struggle-with-smog/a-16574106