Beijing authorities stepped up their health warnings to residents on Wednesday as thick smog blanketed the Chinese capital and large swathes of the country for a third consecutive day.
People wearing face masks walk through a park during heavily polluted weather in Beijing on January 30, 2013. Beijing authorities have stepped up their health warnings to residents as thick smog blanketed the Chinese capital and large swathes of the country for a third consecutive day.
The city's 20 million people were urged to shut windows, eat a "balanced diet" and drink plenty of water, while the municipal government advised the elderly, young and those with health problems to stay indoors or wear protective masks if they ventured out.
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