Olympic spectators 'face smog risk to health' - The Telegraph 18th August 2007

High levels of air pollution in Beijing could damage the health of many spectators at next year's Olympic Games, a leading World Health Organisation expert has said. Dr Michal Krzyzanowski said that air quality was so bad in the Chinese capital that those with a history of heart problems and those suffering from asthma should be aware that they could be harmed.

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