The phrase "air authorities" is correct and usable in written English.
It can be used to refer to organizations or agencies responsible for regulating or overseeing air travel, aviation safety, or air quality.
Example: "The air authorities have implemented new regulations to improve safety standards at airports."
Alternatives: "aviation authorities" or "air regulatory bodies".
And the air authorities are OK with that?
Everyone responsible for the waypoints — civil air authorities, scientific bodies — yielded to a two-year campaign by Ronald Smith, an American Air Force colonel, to honor those animals.
The Neema Children's Center has disappeared into thin air, authorities here say, and so have other groups that claim to be fighting AIDS in this African capital.
The Argentinian foreign ministry said in its statement: "Both countries will negotiate with the air authorities in Brazil and Chile to determine what the stopovers will be".
Moreover, the weather at the time also conspired against civil air authorities and travellers, with dry air and consistent northerly winds causing the ash to spread deep into Europe.
Some air authorities remain unconvinced, however.
The international air authority had struggled for 20 years to deal with climate change.
"The captain of the plane was very scrupulous," said the air authority sources.
Officials from French air authority the BEA have opened an investigation into the incident, which is has been classified as "controlled flight toward terrain".
At Lod airport on Tuesday Stratocruisers took off, old and cumbersome and slow, still in commercial markings: that could not have happened without total air authority.
Every gesture, every look, every innocent greeting, every puzzled exchange of glances over the air-traffic scopes, every panicky call between the civil air authority and the military - it is all amplified, deafeningly, in pure meaning.
