The links below leads to technical datasets including the emission factors used in the national emission inventories:

Emission factors for stationary combustion greenhouse gases and main pollutants for the year 2021

Emission factors for stationary combustion heavy metals and PAHs for the year 2021

Exhaust emission factors for mobile sources greenhouse gases and main pollutants for the year 2021 (updated 12-01-23)

Exhaust emission factors for mobile sources heavy metals and PAHs for the year 2021 (updated 12-01-23)

Non-exhaust emission factors for mobile sources particulate matter and heavy metals for the year 2021 (updated 12-01-23)

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Environmental impact statements for electricity are estimated by Energinet.dk and published on their webpage.