On Earth, carbon dioxide moves between the air, oceans, and rocks in a balanced system ... completing part of the carbon cycle. With this in mind, the researchers estimated that similar rocks across ...

Glaciers worldwide are archives of human pollution, preserving carbon from fossil fuels and wildfires in their ice for ...

Plants play a huge role in shaping Earth’s climate. Through photosynthesis, they pull carbon dioxide (CO₂) out of the air.

NASA’s Curiosity rover has spotted carbon-containing minerals that can tell scientists more about what ancient Mars’ ...

In other words, billions of years ago, Mars had an active carbon cycle. It's the first in situ evidence of the carbon cycle on Mars, and it represents an important clue about whether or not the red ...

In other words, these new results provide evidence for an ancient carbon cycle on Mars. Carbon cycles are the processes that transfer carbon dioxide between different reservoirs—such as rocks on ...