Long renowned for its thick industrial haze, China’s capital has over the past few months enjoyed more frequent blue skies.
Beijing’s average concentration of airborne PM2.5 levels — tiny particulates that are especially damaging to human health — fell more than a fifth last year, suggesting that China’s willingness to move heavy industry outside the city and cut its reliance on coal is having a positive environmental impact.
However, air pollution levels in Beijing have always closely tracked economic planning, suggesting the respite from the smog may be only temporary.
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