EnvThes
type: ConceptScheme

deprecated concept
type: Concept

air quality
type: Concept
in scheme: EnvThes
alternative label: AQ
scope note: US LTER controlled vocabulary
definition: [GEMET] The degree to which air is polluted; the type and maximum concentration of man-produced pollutants that should be permitted in the atmosphere.
broader: deprecated concept
deprecated: true
preferred label: qualité de l'air @fr