"OSIRIS Mars true color" by ESA / CC BY-SA 3.0

If Mars Had Water, Where Did It Go?

Apr 8, 2019

By Daniel Kolitz

It’ll be a fine day for Poland Spring, when Mars is finally colonized: bottled’s the only option, when you’re living on a planet whose last substantial traces of flowing liquid water disappeared a few billion years ago. That ancient water has occasioned much study and debate, and provided the name for at least one French-Candian psych rock band. The fact that it existed, at one point, is a large part of why dreams of annexing Mars have flourished. But where did it go, exactly? By what majestic geological processes do massive bodies of space-liquid just disappear? For this week’s Giz Asks, we talked to a number of Mars experts to find out.

Scott King

Professor, Geoscience, Virginia Tech, who studies the formation and evolution of planets

There are a number of lines of evidence that at some time in the past there was more water on the surface of Mars compared with the cold desert conditions we observe today. Where this water went is one of the great puzzles in our solar system.

Continue reading by clicking the name of the source below.

Leave a Reply

View our comment policy.