Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-22T03:39:10Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 3 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0082 -180.0,-90.0,180.0,-60.0 1940-01-01T00:00:00Z 1999-01-01T00:00:00Z 2012-05-14T04:00:00Z

The high-resolution Radarsat Antarctic Mapping Project (RAMP) Digital Elevation Model (DEM) combines topographic data from a variety of sources to provide consistent coverage of all of Antarctica. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]ASF20CD03 -180.0,-90.0,180.0,-62.83 1997-09-09T00:00:00Z 1997-10-22T00:00:00Z 2011-11-15T05:00:00Z

The CD-ROM contains the 250m resolution RADARSAT-1 SAR Mosaic of Antarctica and the Image Explorer software for viewing the data. The mosaics are a part of the RADARSAT-1 Antarctic Mapping Project, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]NSIDC-0103 -180.0,-90.0,180.0,-60.0 1997-09-01T00:00:00Z 1997-10-31T00:00:00Z 2011-07-26T04:00:00Z

In 1997, the Canadian RADARSAT-1 satellite was rotated in orbit, so that its synthetic aperture radar (SAR) antenna looked south towards Antarctica. This permitted the first high-resolution mapping ...