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Cryospheric Sciences

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Polar Altimetry

 

5 Km Antarctica and Greenland DEMs from Geosat and ERS-1


Introduction

The Cryosphere Lab at NASA/GSFC has processed satellite radar and aircraft laser altimetry over the continental ice sheets and surrounding sea ice to calculate surface elevations.

 


Derived Products

  • Antarctic Mass Balance 1992 - 2016

  • Greenland Mass Balance 2003 - 2007

  • Antarctic and Greenland Drainage Systems

  • ICESat Elevations and Slope Grids

  • Antarctic Ice Velocity Maps

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Last Updated: 05/20/2022