Since early Jan 2015 Beijing’s Municipal Government has reported an extreme increase in the air quality index in Beijing. The air quality in all districts and southern suburban areas has reported to bee very unhealthy at a level greater than 200 (201-300 is identified as Very Unhealthy).
What is the cause? a common cause for in increase in air pollution in major Chinese cities is a result of burning soft coal for heat during the winter.
Traveller’s with lung or heart disease, 70 years of age or older and teenagers or children are at a higher risk of experiencing serious health effects due to the air pollution. All travelers are likely to experience health effects. Travellers at higher risk are advised to stay indoors and maintain only light activity, they should avoid outdoor physical activity until air quality has improved.