No Clear Picture In Beijing.

European Pressphoto Agency The Chinese national flag flies in  heavy smog in Beijing, December 02, 2011.
REUTERS / CDIC A woman walks past the new China Central Television (CCTV) building  in Beijing, December 5, 2011.

Fog Or Smog?

Beijing under siege.

China’s meteorologists have been telling the country’s urban residents the difference between fog and smog.Often the concerned public does not agree with them.The WSJ China Real Time Report has more on the controversy.
For up to date pollution readings you can always visit the US Embassy twitter feed.