Answer: airspaces

AnswerCrossword Clue
AIRSPACESJurisdictional atmospheric areas
AIRSPACESPlaces for flight patterns
AIRSPACESNational security concerns
AIRSPACESAreas that may be protected by military jets
airspacesThe right of a private landowner to the space above his land and any structures on it, which he can use for ordinary purposes such as the erection of signposts or fences
airspacesThe air available to aircraft to fly in, esp. the part subject to the jurisdiction of a particular country
airspacesSpace left to be occupied by air for purposes of insulation
airspacesAIRSPACE, the portion of atmosphere above a certain land area
airspacesSpace available in the atmosphere immediately above the earth