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Scientists spot previously unrecognized water ice reservoir on Mars
Future human explorers will need water to survive and thrive on the red planet, but this area might be challenging to reach. Listen - 01:34
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NASA s MRO spacecraft captured this view of a part of Nereidum Montes on Mars. Researchers believe there are some large water ice deposits in this region. NASA/JPL/University of Arizona
When humans get to Mars one day, they ll have some pressing needs. One of those is water. Water is heavy and hard to transport through space, so ideally they ll be able to find what they need to survive on Mars itself.