Heavy smog warning for Beijing
Print Edition
Beijing issued a blue alert for heavy air pollution yesterday, forecasting smog from last night.
The alert, effective from 3:30pm, is forecast to last throughout most of today, according to a statement by the city’s air pollution emergency response office.
A blue alert means heavy pollution with an average air quality index (AQI) of over 200 for 24 hours, according to the city’s color-coded four-tier system for air pollution.
The hazardous to health PM 2.5 particles are forecast to exceed 150 micrograms per cubic meter of air under the alert.
In neighboring Tianjin Municipality, a higher yellow alert was issued yesterday, forecasting daily average AQI exceeding 200 for two consecutive days.
According to the municipal environmental protection bureau, it initiated an emergency response yesterday, banning construction and fireworks. Emission of major pollutants must be reduced by 30 percent under the response.
Air quality will improve in the region late today when a cold front is expected.
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