Reduction in Organic Aerosol from Coal Combustion is Partially Offset by Enhanced Secondary Formation during the Beijing Coal Burning Ban.

Environ Sci Technol · 2025 · PMC12080253 · PMID 40323124

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an increasing trendno p-value reported

The mass fraction of OOA showed no clear increasing or decreasing trends with RH, but OOA concentrations showed an increasing trend with the increase of RH during the CB periods ( Figure S10 ).

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