More Chinese cities are issuing their first red alerts for pollution in response to forecasts of heavy smog.
- Shandong province in eastern China issued alerts in 4 cities after warning that the density of particulate matter in the air would exceed high levels for more than 24 hours.
- China’s air pollution is notorious after 3 decades of breakneck economic growth.
- Beijing issued its first two red alerts in December under a 4-tier warning system that has been in place for two years.
- Environmental authorities said that their forecasting model must predict 3 or more days of smog at particular levels on the city’s air quality index.