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

The ocean plays a large role in cycling carbon dioxide in the atmosphere. Determining how much carbon is locked away in the ...

Mars, one of our closest planetary neighbors, has fascinated people for hundreds of years, partly because it is so similar to ...

Carbonate minerals contain carbon dioxide, which, when present in the atmosphere, warms a planet. These minerals suggest that carbon dioxide could have previously existed in the atmosphere in larger ...

This article compares biodiesel and diesel and highlights key factors like emissions, resource efficiency, and production ...

This week’s news roundup covers measles and whooping cough cases, evidence of a carbon cycle on Mars and the first glimpse at a colossal squid in its natural habitat. The Past 35 Years of ...

The billionaire funded an XPrize for carbon removal. But he won't be at the ceremony announcing the winner Wednesday.

At most places Melissa Valliant goes when dining out, she carries in her backpack a set of reusable flatware — prepared to refuse the disposable utensils she says are part of the plastic pollution ...

Analysis from the Curiosity rover provides powerful evidence that Mars once maintained a robust carbon cycle. This discovery opens new possibilities about whether life could have thrived there ...

The first step in reducing the risks of climate change is cutting carbon emissions. The world hit a notable milestone on that front, with global energy-related emissions likely peaking last year ...

potentially shedding light on the Red Planet’s ancient carbon cycle and its past habitability. Though Mars is now cold and barren, geological features such as dry riverbeds and sediment layers suggest ...

Scientists have found carbon residue in Martian rocks, indicating that an ancient carbon cycle existed. And it means the Red Planet was likely once warm enough to sustain life. Researchers have ...