Caption
Connecting the Planet – Communications by Cables and Satellites
Summary
World map shows major fiber-optic submarine cables in service as of 2004 by capacity of gigabites per second.
Countries are colored according to the estimate number of telephone lines and cellular subscribers per 1,000 people as follows:
- Red: More than 1,000
- Orange: 501-1,000
- Amber: 251-500
- Metallic Gold: 100-250
- Beige: Less than 100
Second map indicates satellites’ simultaneous call capacity as follows:
- Violet: Greater then 54,000
- Red: 36,001-54,000
- Orange: 22,500-36,000
- Beige: Less than 22,500
Source
National Geographic Atlas of the World, Eigth Edition. Published by the National Geographic Society. Prepared by National Geographic Maps for The Book Division, 2005.
Copyright
© 2005 National Geographic Society. All rights reserved.
Series
This map is one in a series:
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- Image:MG©Connecting the Planet – Cables and Satellites, 2004.jpg
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