Air __ Control; Green or Red Lights for Flights
This page is the CodyCross answer for the clue below from Cruise Ship, Group 651, Puzzle 5 (Ropes Course).
Question is: Air __ Control; Green or Red Lights for Flights
and the answer is: TRAFFIC
Word Meaning:
TRAFFIC — Moving pedestrians or vehicles, or the flux or passage thereof.
Definitions from Wiktionary.