RT @CopernicusECMWF: ❄️ Winter is the most polluted season of the year.
Cool, dry conditions favour high pollution levels.

Check out our #CopernicusAtmosphere guide to winter’s air quality issues: https://atmosphere.copernicus.eu/cool-dry-conditions-favour-high-pollution-levels-your-cams-guide-winters-air-quality-issues

🐦🔗: https://n.respublicae.eu/CopernicusEU/status/1624369856559648769