It appears that the colonization of the planet may be easier than previously thought. It would probably pave the way to building cities built by AI robots from materials taken from nearby asteroids. Elon Musk may have started a new Mars industry of the future.
https://www.yahoo.com/news/nasa-finds-easy-access-water-152300822.html https://www.yahoo.com/news/nasa-finds-easy-access-water-152300822.html