Start Date: End Date: Published Date Data Date
Data acquired December 18, 1999 540 x 405 JPEG
Data acquired December 18, 1999 6245 x 3640 3 MB - JPEG
Data acquired December 18, 1999 4000 x 3000 32 MB - GeoTIFF
Data acquired December 18, 1999 46 KB - KML/KMZ
One of the few areas of Antarctica not covered by thousands of meters of ice, the McMurdo Dry Valleys stand out in this satellite image. For a few weeks each summer temperatures are warm enough to melt glacial ice, creating streams that feed freshwater lakes that lie at the bottom of the valleys.
Image by Robert Simmon, based on data provided by the NASA GSFC Oceans and Ice Branch and the Landsat 7 Science Team
Published January 26, 2002 Data acquired December 18, 1999