<p>This is the first of a new monitoring series to track seasonal processes. It is also a striking image with late winter angled illumination over dunes covered by carbon dioxide frost mixed with dust. 
</p><p>Dark spots may be where sand is exposed from very early defrosting activity.
</p><p>NASA/JPL/University of Arizona
</p>
<a rel="nofollow" class="external text" href="https://www.uahirise.org/ESP_058900_2595">www.uahirise.org/ESP_058900_2595</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/71688597@N05">UAHiRISE (NASA)</a>
2019-05-07 11:10
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/uahirise-mars/47850863861/">A Frosted Surface</a>