Snails hold clues to land temperatures 34 million years ago.
Find out everything there is to know about carbon dioxide and stay updated on the latest carbon dioxide related stories with the comprehensive articles and informative features. Learn more about this essential gas as scientists continue to make amazing discoveries about carbon dioxide.
Past increases in carbon dioxide levels in Antarctica were tied to warming temperatures, suggesting modern greenhouse gas emissions may cause similar warming
Allergy alert: Earth's climate responds more now to CO2 fluctuations than it did during the past 12 million years.
A new hypothesis proposes that rising CO2 levels are contributing to the obesity epidemic, but experts remain skeptical of the idea.