Carbon Dioxide
Latest about carbon dioxide
![This photo from NASA's Suomi NPP satellite shows the Eastern Hemisphere of Earth in "Blue Marble" view.](https://cdn.mos.cms.futurecdn.net/G88A4hvnzEpoQUxJWjucsj-320-80.jpg)
The Paris Climate Meeting: A Quick Guide
By Kieran Mulvaney published
The Paris climate meetings begin on Monday. But what exactly are they?
![null](https://cdn.mos.cms.futurecdn.net/GZhsWrPpS5MxSVxSNJfHWT-320-80.jpg)
Fossilized Tropical Forest Found — in Arctic Norway
By Mindy Weisberger published
An ancient fossil forest in Norway with tropical origins is one of the earliest forests to appear on Earth.
![A drop of fluid striking the surface of a fluid bath](https://cdn.mos.cms.futurecdn.net/dbq9kMqd7AXfz2KQfDswJS-320-80.jpg)
Water, Water Not Everywhere: Why Puddles Stop Spreading
By Elizabeth Goldbaum published
Puddles make water easier to spot and wipe up, but the traditional laws of physics say water should spread indefinitely. So why doesn't it?
![Antarctica](https://cdn.mos.cms.futurecdn.net/rgJfHVcFeXMm3rwwGFWgAn-320-80.jpg)
Million-Year-Old Bubbles Reveal Antarctica's Oldest Climate Snapshot
By Becky Oskin published
Timeworn Antarctica ice suggests a strong link between carbon dioxide levels and glacial cycles for the past million years.
![research site](https://cdn.mos.cms.futurecdn.net/cboWmSwYabVq7L68BJHsoV-320-80.jpg)
Greenhouse Effect Is Witnessed…and Getting Worse
By Becky Oskin published
The climate-changing greenhouse effect exists and has been directly measured in the United States.
![glacier](https://cdn.mos.cms.futurecdn.net/2cevc5yGu4KDErYZFHd43d-320-80.jpg)
Did Ocean's Big Burps End Last Ice Age?
By Becky Oskin published
A massive outpouring of carbon dioxide from the deep ocean helped end the last ice age, scientists report today.
![seafloor ridges](https://cdn.mos.cms.futurecdn.net/5iN8mMTVRFYG9gVbfNQgcD-320-80.jpg)
Waking Beasts: Underwater Volcanoes Roused by Ice Ages
By Becky Oskin published
The rise and fall of sea level during the past million years matches up with valleys and ridges on the seafloor, suggesting a link between underwater eruptions and ice ages, two new studies find.
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