Toxic smog
Beijing chokes in heavy dust as sandstorm blows in
The alert would remain in place until 1200 GMT on Wednesday, the agency said.
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China puts finishing touches to 2-year smog crackdown plan
Key areas facing such restrictions are the Beijing-Tianjin-Hebei zone in the country’s north and the Yangtze and Pearl River deltas further south.
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China's capital issues first major smog alert of winter
Under an orange alert, factories that make furniture, cement and other heavy industry must limit output by between 30 and 50%.
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New Delhi declares emergency as toxic smog thickens by the hour
A US embassy measure of tiny particulate matter PM 2.5 showed a reading of 608 at 10 am when the safe limit is 50.
