Glossary

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Term	Description
GA	Geoscience Australia
GBRMPA	Great Barrier Reef Marine Park Authority
GCMD	Global Change Master Directory
GeoConnections	the Canadian spatial data infrastructure (formerly 'Canadian Geospatial Data Infrastructure')
GeoExt	a software framework for developing geospatial web applications, building on ExtJS and OpenLayers
Geofabric	see Australian Hydrological Geospatial Fabric
GeoNetwork	an open-source software database for dataset metadata; implements the ISO 19115 metadata standard and CSW interface standard
GeoSciML	Geoscience Markup Language, a standards-based information model for encoding information about geology, with an emphasis on mapped geological features (geologic units and structures, boreholes, earth material, etc.)
Geoserver	an open-source software feature store; implements the WFS and WMS interface standards
GEOSS	Global Earth Observation System of Systems
GIS	Geographic Information System
Git	a distributed revision control system with an emphasis on speed, data integrity, and support for distributed, non-linear workflows. Git was initially designed and developed by Linus Torvalds in 2005, and has since become the most widely adopted version control system for software development
granularity	the degree of composition of a larger dataset or dataset series into smaller datasets each associated with individual dataset metadata descriptions
gridded data	data discretised over a raster grid (e.g., remote-sensed imagery or numerical simulation output)