Spatiotemporal Evolution and Driving Forces of PM<sub>2.5</sub> in Urban Agglomerations in China.

Int J Environ Res Public Health · 2023 · PMC9915024 · PMID 36767683

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a decreasing trendno p-value reported

The station with an annual mean PM 2.5 concentration exceeding the CAAQS secondary limit showed a decreasing trend within 5 years.

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