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Mars, Curiosity and carbon cycle

Ars Technica · 2d

Rover finds hints of an ancient Martian carbon cycle

Tutolo led a new study of rock samples collected by the Curiosity rover that might have answered this question. The mystery of Mars’ missing carbon stems from two seemingly conflicting results. On the one hand,

Curiosity rover reveals ancient carbon cycle on Mars

Billions of years ago, Mars was warm, wet, and capable of sustaining liquid water on its surface. Scientists have long believed the Red Planet once had a dense atmosphere rich in carbon dioxide (CO₂),

ScienceAlert on MSN · 3d

Curiosity Finds First In Situ Evidence of Carbon Cycle on Ancient Mars

The siderite identified in Curiosity data helps confirm and refine models of Mars's early warm period, more than 3.5 billion years ago. It confirms that carbon dioxide was abundant in the Martian atmosphere, and helped keep the planet warm enough for water; and that carbon was extracted from the atmosphere and trapped in minerals on the surface.

3don MSN

NASA rover finds fresh evidence of the warm and wet past of Mars

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

3d

Scientists reveal signs of crucial life-sustaining process on Mars: 'I knew right away how important this discovery was'

Samples drilled by the Curiosity rover on Mars have revealed abundant signs of a carbon cycle that remained hidden from ...

2d

Scientists taking carbon out of sea to tackle climate change

A small, UK government-funded project called SeaCURE, has found a way of sucking carbon out of the ocean, and storing it.

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