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Dark streaks on Mars may indicate flowing water: Study

Dark streaks on Mars may indicate flowing water: Study

Recurring slope linae, dark streaks that change seasonally, on Martian slopes indicate presence of flowing water, according to a new study of thousands of such features in the red planet's largest canyon system.

See pic: Ophir Chasma from NASA's Mars Reconnaissance Orbiter!

See pic: Ophir Chasma from NASA's Mars Reconnaissance Orbiter!

Ophir Chasma forms the northern portion of the vast Mars canyon system Valles Marineris.