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空气质量数据提供者: the Medi Ambient. Generalitat de Catalunya (www20.gencat.cat) and the European Environment Agency (eea.europa.eu)
Note that the measurement for O3 (ozone) are taken from the station: ES:Catalunya/Vilanova I La Geltrú and the measurement for NO2 (nitrogen dioxide) are taken from the station: ES:Catalunya/La Ràpita