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"Nature" magazine recently published an online paper jointly signed by the Institute of Earth Environment of the Chinese Academy of Sciences and the Paul Scherer Institute of Switzerland, reporting on secondary aerosols (gaseous precursors formed through chemical reactions in the atmosphere), especially Secondary organic aerosol (SOA) is the main source of atmospheric fine particulate matter PM2.
Taking the heavy haze pollution incident that occurred in January 2013 as an example, the study conducted a comprehensive analysis of the chemical components of PM2.
This paper found for the first time the quantitative contribution of secondary organic aerosols in China's heavy haze pollution: the average contribution of secondary aerosols to PM2.
Air PM2.