ANZSM = Australia and New Zealand Spatial Marketplace
INSPIRE = Infrastructure for Spatial Information in the European Community
DGIWG = Defence Geospatial Information Working Group

SRTM = Shuttle Radar Topography Mission
an international research effort that obtained digital elevation models on a near-global scale from 56° S to 60° N,[2] to generate the most complete high-resolution digital topographic database of Earth prior to the release of the ASTER GDEM in 2009

ASTER = Advanced Spaceborne Thermal Emission and Reflection Radiometer
is a Japanese sensor which is one of five remote sensory devices on board the Terra satellite launched into Earth orbit by NASA in 1999. The instrument has been collecting surficial data since February 2000.

CERES (Clouds and the Earth's Radiant Energy System)
MODIS (Moderate-resolution Imaging Spectroradiometer )
InSAR or IfSAR = Interferometric synthetic aperture radar

Envisat ("Environmental Satellite")
It was launched on 1 March 2002 aboard an Ariane 5 from the Guyana Space Centre in Kourou, French Guyana into a Sun synchronous polar orbit at an altitude of 790 km (490 mi) (± 10 km (6.2 mi)). It orbits the Earth in about 101 minutes with a repeat cycle of 35 days.

European remote sensing satellite (ERS)