Carbon Dioxide

Why use satellites to study Earth's climate? Researchers leading a new mission explain how images from space will help them analyze which parts of the Americas soak up the most carbon.

Cuban winemakers use condoms in fermenting their homemade vino.

The world is on track to reach an ominous carbon dioxide milestone by mid-century.

The carbon dioxide peak is a few months away, but scientists are already expecting another record.

Atmospheric oxygen levels have declined over the past 1 million years, although not nearly enough to trigger any major problems for life on Earth, a new study finds.

Engineers have taken a tip from Medusa, it seems. They have stared down the pesky greenhouse gas carbon dioxide and turned it to stone.