内蒙古黄河流域盟市PM_(2.5)和O_(3)污染特征

Characteristics of PM of PM_(2.5) and O_(3) pollution in the Yellow River Basin of Inner Mongolia

本文简要分析了2020年内蒙古黄河流域7个盟市PM_(2.5)和O_(3)的数据。研究结果表明:该区域7个盟市总体呈现PM_(2.5)夏季低、秋冬季高;O_(3)则冬季低、夏季高。两项污染物在1月和10月存在明显的负相关性。呼和浩特市和乌海市的两者浓度均相对较高,乌兰察布市和阿拉善盟则正好相反,包头市和巴彦淖尔市PM_(2.5)浓度相对较高,鄂尔多斯市O_(3)浓度相对较高。

This paper briefly analyzes the data of PM_(2.5)and O_(3)in Inner Mongolia during 2020.The results show that 7 league cities in this region are low in summer and high in autumn and winter;O_(3)is high in winter and low in summer.A clear negative correlation existed between both pollutants in January and October.Both concentrations in Hohhot City and Wuhai City are relatively high,while Wulanchabu City and Alxa League are just the opposite.Baotou City and Bayannur City are relatively high,and O_(3)concentration in Ordos City is relatively high.