Geography Abbreviations and Acronyms
- GPSICGps Industry Council
- GPSOSGlobal Positioning System Occultation Sensor
- GPSTGlobal Positioning System Time
- GPTGis Portal Toolkit
- GPWGridded Population of The World
- GPW2Gridded Population of The World
- GRGeographical Review
- GRGreece
- GR&ARound Rules and Assumptions
- GRAMLobal Reference Atmospheric Modeu
- GRAMPSGraphic Map Production System
- GRBGovernment Records Branch
- GRCGeoscience Research Corporation
- GRDLGeodetic Research and Development Laboratory
- GRF-NGeographic Rsference File-Names
- GRIDSGridded Resource Inventory Data System
- GRIDSGrid Referenced Information Display System
- GRS 80Geodetic Reference System of 1980
- GRSUGeography Remote Sensing Unit
- GSGeneral Santos
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