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The CEO of Russia's long-term space science program Roscosmos spoke out of Mr. Elon Musk's idea.
This finding shows that there are still many mysteries about the Martian climate that humans do not know.
Water is likely to be present for a very long time on Mars, enabling life to grow.
NASA intends to bring people to Mars by 2030 and has begun to check astronaut limits.
Scientists have found a 170m thick strip of ice, which contains a large amount of water that can be used for residents of Mars in the future.
On Mars, you can completely lose consciousness in 15 seconds due to lack of oxygen to breathe.