Variations of seasons, years, and areas and those factors of chemical components of PM2.5 in Saitama, Japan

摘要

In Japan, chemical components of PM2.5 are measured in four seasons by the local governments under the guideline and manual of the measurements of chemical components of PM2.5 presented by the Ministry of Environment. Based on such measurements, variations of seasons, years, and areas and those factors of chemical components of PM2.5 in Saitama prefecture, a northern suburb of the Tokyo metropolis, from 2011FY to 2013FY were discussed in this study.