摘要
利用南昌市的环境空气监测资料,采用空气质量指数（AQI）,研究了南昌市2015a环境空气质量现状和变化趋势,结果显示：（1）空气质量级别达到优良的天数占比为85.8%。（2）首要污染物主要为颗粒物（PM10）、细颗粒物（PM2.5）、臭氧。（3）颗粒物（PM10）和细颗粒物（PM2.5）在1月、12月的月均值浓度相对较高,臭氧8h在5~10月的月均值浓度较高。据此从污染物排放和气象条件等角度分析原因,并提出节能减排等防治对策与建议。
using ambient air monitoring data of Nanchang, and adopting Air Quality Index, to analysis the ambient air quality and change trend in Nanchang in 2015, results display：（1）Days with ambient air quality grade Ⅰ and Ⅱ air quality account for 85.8%.（2）Primary pollutants are PM10, PM2.5, 03. （3）The larger PM10 and PM2.5 monthlyaverage concentration are observed in January and December, the larger oaone monthly-average concentration is observed from May to October. Analysis of causes from the perspectives ofpoUutant emission and meteorological conditions. Based on it, prevention countermeasures and suggestions are pro-posed.
作者
刘敏
武化民
Liu Min Wu Huamin(Environmental Monitoring Center in Jiangxi Province, Nanchang 330039, China Environmental Watchdog in Jiangxi Province, Nanchang 330039, China)
出处
《环境研究与监测》
2016年第3期22-24,共3页
Environmental Research and Monitoring
关键词
空气质量
现状
变化趋势
防治对策
Ambient Air Quality
Present Situation
Change Trend
Prevention Countermeasures
