The United States consulate in Shanghai has begun issuing its own pollution statistics, giving a much more pessimistic assessment of the city's air quality than official Chinese data.
Heavy traffic head toward downtown Shanghai in 2010. The US consulate in Shanghai has begun issuing its own pollution statistics, giving a much more pessimistic assessment of the city's air quality than official Chinese data.
The US consulate began releasing hourly air quality data from a monitoring device in its city centre compound Monday, posting results online and on Twitter, a spokeswoman said Tuesday.