ICESAT Satellite - NASA/Goddard Space Flight Center
GLAS 5-YEAR GOAL
CRYOSPHERE PURPOSE:
- to determine the mass balance of the polar ice sheets and theircontributions to global sea level change
- to obtain essential data for prediction of future changes in icevolume and sea-level.
ATMOSPHERE & LAND PURPOSES:
- to measure cloud heights and the vertical structure of clouds and aerosols in the atmosphere
- to map the topography of land surfaces
- to measure roughness, reflectivity, vegetation heights, snow-cover,and sea-ice surface characteristics.
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SCIENCE
ICESAT Fact:
The ICESAT mission and the GLAS Instrument have reached an important milestone when it recorded 1,000,000,000 measurements while in orbit, on Friday November 18, 2005.
