Mars could be hiding most of its previous water underground, scientists say


A deposit of sediments, known as a delta, captured by NASA’s Perseverance rover on March fifth on the Jezero Crater. | Picture: NASA / JPL

Huge quantities of historic Martian water might have been buried beneath its floor as an alternative of escaping into house, scientists report within the journal Science. The findings, printed Tuesday, might assist untangle a conflict of theories in search of to elucidate the disappearance of Mars’ water, a useful resource that was ample on the planet’s floor billions of years in the past.

By way of modeling and knowledge from Mars probes, rovers, and meteorites, researchers on the California Institute of Know-how discovered {that a} broad vary — between 30 to 99 % — of the Pink Planet’s earliest quantities of water might have vanished from the floor via a geological course of known as crustal hydration, the place water was locked away within the rocks of Mars.

Proof of previous water on Mars…

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