Clearing the air
By Chen Jia and Brian Liou | China Daily | Updated: 2009-08-07 07:54
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A visitor salutes the national flag in Tian'anmen Square. Liang Baoguo |
The yellow, hazy sky was a common sight for Lao Han when he headed to work last year at the Shougang Group, a highly polluting factory in the capital that produces iron and steel.
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