Worldwide database of terrain height and surface features

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Resolution 40

Main
Number	Title	Status
Res.40-4 (2015)	Worldwide database of terrain height and surface features	In force (Main)

Previous versions
Number	Title	Status
Res.40-3 (2012)	Worldwide databases of terrain height and surface features	Superseded
Res.40-2 (2007)	Worldwide databases of terrain height and surface features	Superseded
Res.40-1 (2003)	Worldwide databases of terrain height and surface features	Superseded
Res.40 (1997)	Worldwide databases of terrain height and surface features	Superseded

Publications by Sector

General Secretariat and ITU Telecom

Radiocommunication (ITU-R)

Standardization (ITU-T)

Development (ITU-D)