Start Date: End Date: Published Date Data Date
Data acquired October 1, 2011 - March 20, 2012 720 x 480 JPEG
Data acquired October 1, 2011 - March 20, 2012 1600 x 1600 1 MB - PNG
Data acquired October 1, 2011 - March 20, 2012 1 MB - GeoTIFF
Data acquired October 1, 2010 - March 21, 2011 720 x 480 JPEG
Data acquired October 1, 2010 - March 21, 2011 1600 x 1600 1 MB - PNG
Data acquired October 1, 2010 - March 21, 2011 1 MB - GeoTIFF
Data acquired October 1, 2010 - March 20, 2012 202 KB - KML/KMZ
Data acquired October 1, 2011 - March 20, 2012 JPEG
What a difference one year has made in the snow cover over North America.
NASA Earth Observatory image by Jesse Allen, using data provided courtesy of Jeff Miller, NASA/GSFC. Caption by Michael Carlowicz.
Published March 30, 2012 Data acquired October 1, 2011 - March 20, 2012