New York Times: Emergency measures came swiftly in Harbin, the northeastern city blanketed with hazardous smog this week: Schools were shut down, buses ordered off the roads, the airport closed, police roadblocks set up to check tailpipe emissions from cars. City officials even fanned out in the surrounding countryside, ordering farmers to stop burning the cornstalks left in their fields after the harvest.
They were reacting to the first notable surge of air pollution in China this autumn. Residents across the...