About Indian Single Sky Harmonized Air Traffic Management (ISHAN):
- It will unify Indian air space under a single authority in Nagpur.
- Currently, Indian airspace is divided into four flight information regions (FIRs).
- Mumbai, Kolkata, Delhi, Chennai and a sub-FIR Guwahati.
- Benefits: clear seamless operations, reduced congestion, increased capacity, efficient routing, and reduced flight times.
- Challenges: technological implementation, changed process of air traffic management.
Why in news?
India has initiated the process of consolidating its four airspace regions into a single entity spanning the entire nation.