Degradation of air quality with negative effects on human health or the natural or built environment due to the introduction, by natural processes or human activity, into the atmosphere of substances (gases, aerosols) which have a direct (primary pollutants) or indirect (secondary pollutants) harmful effect.

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Events

Event | Afterwork

EcoTrail Genève

05 Jun 2021

City of Geneva

EcoTrail Genève

Event | Local

PARK(ing) Day

17 Sep 2021

Various cities in Switzerland

actif-trafiC

Learning

Publications