Concept information

atmosphere > air > atmospheric composition > atmospheric component

Preferred term

atmospheric component  

Definition

  • The Earth's atmosphere consists by volume of nitrogen (79,1%), oxygen (20,9%), carbon dioxide (about 0,03%) and traces of the noble gases (argon, krypton, xenon, helium) plus water vapour, traces of ammonia, organic matter, ozone, various salts and suspended solid particles.

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URI

http://www.eionet.europa.eu/gemet/concept/623

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