History of airplanes 4
A.	Airplane accidents	5
II.	Turbulence Detection	7
B. Define 7
C.	Benefits	7
III.	High cost	8
IV.	Air Traffic Control	9
D.	Define	9
E. Benefits 10
F.	Consequence	10
V.	Air navigation system	11
G. Define 11
Aeronautical ground light and radio facilities	11
Advanced control systems	12
Air Traffic Management (ATM) system	12
H.	Benefits	13
I.	Consequence	13
VI.	Conclusion	13
References 15
- Introduction
Aviation industry provides the only transportation networks across the globe and is thus the only dependable business for global business development and tourism. Air transportation is one of the  ...