China: Smog Emergency Shuts City Of 11 Million People

- China smog emergency shuts city of 11 million people (Reuters, Oct 21, 2013): Choking smog all but shut down one of northeastern China’s largest cities on Monday, forcing schools to suspended classes, snarling traffic and closing the airport, in the country’s first major air pollution crisis of the winter. An index measuring PM2.5, or [...] continue reading world news