ENVIRONMENT
- comhdhéanamh an atmaisféir Tagairt an Ghníomhaireacht Eorpach Comhshaoil (GEC)
- ga
- atmospheric composition
- en
- Sainmhíniú 1.The chemical abundance in the earth's atmosphere of its constituents including nitrogen, oxygen, argon, carbon dioxide, water vapour, ozone, neon, helium, krypton, methane, hydrogen and nitrous oxide. Tagairt 1.MGH;