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This image shows the southern high-latitudes region of Mars from March 19 through April 14, 2009, a period when regional dust storms occurred along the retreating edge of carbon-dioxide frost in the seasonal south polar cap. Compared with a full-hemisphere view (see PIA11987), this view shows more details of where the dust clouds formed and how they moved around the planet. The movie combines hundreds of images from the Mars Color Imager (MARCI) camera on NASA's Mars Reconnaissance Orbiter. In viewing the movie, it helps to understand some of the artifacts produced by the nature of MARCI ima…
