Open APIs Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä! Submit Last Created Popular Relevance Name Ascending Name Descending Last Modified Go 1 dataset found Air quality monitoring sites and annual nitrogen dioxide (NO2) averages in the Helsinki metropolitan area Monitoring site data includes permanent monitoring sites, mobile monitoring sites and passive samplers, as well as the annual average concentrations (μg/m3) of nitrogen dioxide... WFS WMS XLSX SHP TAB
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