Real-Time Measurements of Indoor-Outdoor Exchange of Gaseous and Particulate Atmospheric Pollutants in an Urban Area.

Int J Environ Res Public Health · 2023 · PMC10572255 · PMID 37835093

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a decreasing trendno p-value reported

In the last ten years, the air quality in Madrid experienced a clear improvement in general terms, and several air pollutants (SO 2 , CO, PM 10 , PM 2.5 and NO 2 ) exhibit a decreasing trend that seems to continue according to the latest reports [ 32 , 33 , 34 ].

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