Degrading North Polar Barchan-type Dune (Absolute Natural Colors; credits for the additional process. and color.: Dr Paolo C. Fienga - Lunexit Team)

This Dune, located in the North Polar Region of Mars, showed significant changes between two images taken on June 25th, 2008 and May 21st, 2010 and revealed Landslides and Sand advancing at the Dune-Front (upper left); changes in the position of the rest of the Dune Boundary relative to the fixed, underlying Terrain and changes in the position of the Ripples located on the Dune Surface.