The data layer contains data from model runs of the concentration of nitrogen oxides (NOx) and nitrogen dioxide (NO2) μg/m³ on selected street sections in Ålborg and Copenhagen.
Model data is valid for 2019 and is calculated by the National Centre for Environment and Energy (DCE).
Data updated annually (before the end of the first quarter)
The description of the model can be found here: https://envs.au.dk/faglige-omraader/luftforurening-udledninger-og-effekter/overvaagningsprogrammet/luftforureningsmodeller/
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