Předpověď kvality ovzduší
Údaje o kvalitě ovzduší poskytl: Atmo en Hauts-de-France - Pas-de-Calais (atmo-hdf.fr)
Note that the measurements for PM2.5 (fine particulate matter) and SO2 (sulfur dioxide) are taken from the station: Calais Berthelot, Nord-Pas-de-Calais and the measurement for CO (carbon monoxide) are taken from the station: drire, Gravelines Pc, Nord-Pas-de-Calais