Mars Snapshot of Polar Dry Ice (Photo)

Extremely large temperature changes take place on Mars from winter to summer compared with the Earth, affecting the composition of the red planet’s atmosphere and surface ice.
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<a><img src="https://www.theepochtimes.com/assets/uploads/2015/09/marspoleice.jpg" alt="HiRISE (High Resolution Imaging Experiment) image of the south polar ice cap on Mars. (NASA/JPL/University of Arizona)" title="HiRISE (High Resolution Imaging Experiment) image of the south polar ice cap on Mars. (NASA/JPL/University of Arizona)" width="590" class="size-medium wp-image-1797925"/></a>
HiRISE (High Resolution Imaging Experiment) image of the south polar ice cap on Mars. (NASA/JPL/University of Arizona)