Annual levels of NO2 nitrogen dioxide pollutants, PM10 suspended particles, PM2.5 suspended particles, and O3 ozone from modelling in the Central — Loire Valley region for 2020. Statistics according to the regulations in force for each pollutant.
Link to [metadata](https://www.geocatalogue.fr/Detail.do?fileIdentifier=70a29aca-2a5a-4c76-a1ef-e222c28c8ed3).
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