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9 years of development for Beijing-Tianjin-Hebei

chinadaily.com.cn | Updated: 2023-03-04 06:40
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Aerial photo taken on Aug 14, 2021 shows the scenery of Baiyangdian Lake in North China's Hebei province. [Photo/Xinhua]

Strong progress made in coordinated efforts to improve ecological and environmental protection

The average annual PM2.5 concentration in Beijing in 2022 was 30 micrograms per cubic meter, down 66.5 percent from 2013. The quality of ecological and environmental governance has been further improved.

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