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Beijing vows more efforts to improve air quality
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Xinhua, January 22, 2013
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Visitors, wearing dust masks, take photos in Tiananmen Square in Beijing. [File photo]
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Beijing vows more efforts to improve air quality
Beijing will strengthen its efforts to treat PM2.5 and slash the density of major air pollutants by 2 percent this year.
Xinhua
Xinhua
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