2024年酒泉市空气质量变化及污染特征分析

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关键词：空气质量；变化趋势；污染特征

中图分类号：X51 文献标识码：A 文章编号：1008-9500（2025）08-0183-03

DOI：10.3969/j.issn.1008-9500.2025.08.056

Analysis of Air Quality Changes and Pollution Characteristics in Jiuquan City in 2024

WEN Ting

（Jiuquan Ecological Environment Monitoring Center of Gansu Province，Jiuquan735ooo，China）

Abstract：Selecting urbanregionalenvironmentalairevaluation indicators，adetailed analysis was conductedon the concentration changes and characteristics of six air pollutants PM2.5 ， PM10 ， N02 ，S0 2 ，CO，and O3 in Jiuquan city from January to December2O24.Theresultsshowed thattheoverall environmentalairquality inJiuquancityshowedapositive development trend，with an average air quality rate of 84.65% ，an increase of 8.11percentage points compared to 2023. Duetofactorssuchasterain，climate，andmeteorology，theomprehensiveidexlevelofenvironmentalairqualityinboth springand summerseasons in Jiuquancityislevel 2.There are many days with excellent airquality，and thecity'sair quality is good.

Keywords：airquality;change trend; pollutioncharacteristics

酒泉市为甘肃省辖地级市，地处西北地区，位于河西走廊的西端，是丝绸之路经济带甘肃段重要节点城市。（剩余3032字）