Sun Times: Although Beijing has experienced air quality much worse levels in recent years, the latest bout of pollution was the first to trigger a red alert under a 2-year-old system that requires a forecast at the outset of at least 72 hours of consecutive high pollution.
"Schools will be advised to close, while companies may adopt a flexible schedule under a red alert, which also bans activity at construction sites, transport of materials and waste, as well as firecrackers and outdoor barbecues", a Beijing...