Dataset: Air Quality Dataset for Linyi (2022-08-01 to 2026-02-18)

This dataset contains historical air quality time series for Linyi covering 2022-08-01 to 2026-02-18. It includes key air pollution indicators such as AQI indices and major pollutants, plus city metadata including coordinates, administrative areas, and population. Use this dataset to analyze long-run air quality trends in Linyi, compare Linyi with other cities, and build models that link air quality to urban characteristics. Air quality values are retrieved from the Open-Meteo Air Quality service using the cams_global domain, and city metadata is derived from the GeoNames city list. Nitiraj Kulkarni本数据集涵盖临沂市2022年8月1日至2026年2月18日的历史空气质量时序数据，包含空气质量指数（AQI, Air Quality Index）等核心空气污染指标与主要污染物，同时收录城市元数据，包括坐标、行政区划与人口信息。本数据集可用于分析临沂市长期空气质量变化趋势、开展临沂市与其他城市的空气质量对比研究，以及构建关联空气质量与城市特征的分析模型。其中空气质量数据通过Open-Meteo空气质量服务的cams_global域获取，城市元数据源自GeoNames城市名录。作者：Nitiraj Kulkarni