22. Signs Of Water • Earth.com 22. Signs Of Water

Will we put a man on Mars? Well, given our advancing technology and shrinking natural resources on Earth, futurists have proposed colonizing our neighboring planet. We know Earth is the only planet in our solar system capable of sustaining human life, and that’s largely because our home has a sufficient amount of water. It’s clear when we look at a photo of Mars that the landscape is dry and barren. However, evidence suggests it wasn’t always that way. Photo Credit: University of North Carolina

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