HiRISE: Gullies old and new near Argyre

ESP_038931_1355As gullies form on slopes, sediment can become deposited to form lobe-shaped fans. Gullies can form with flowing water, but don’t have to: sometimes they can be formed by the dry flow of sand and dust grains. This HiRISE image shows several seemingly active gullies and their associated fans… [More at link]

This entry was posted in Reports and tagged , , , , , , , , . Bookmark the permalink.

Comments are closed.