Erschienen in:
Annual of Natural Sciences Department, 5 (2021), Seite 8-17
Sprache:
Nicht zu entscheiden
DOI:
10.33919/ansd.19.1.1
ISSN:
2367-6302
Entstehung:
Anmerkungen:
Beschreibung:
The official data of the Executive Environment Agency (ExEA) for the contents of SO2, NO2, fine air particles, O3, CO and C6H6 in the atmospheric air on the territory of Sofia for a 12-year period (2007 – 2018) are analyzed. The trends in their seasonal and annual changes defining the air quality in the urban environment are outlined.