Three million years of climate history, captured in Antarctic ice

Frozen air from Antarctica is giving scientists a longer look at a climate mystery that has lingered for decades: why Earth ...

Something Else Used to Drive Climate Changes, Ancient Ice Cores Reveal

Ice cores are some of our best natural 'archives' of Earth's long-term climate. They don't necessarily contain a complete, ...
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Ice core reveals low CO2 during warm spell 3 million years ago

For the first time, scientists have measured atmospheric gases from the late Pliocene, yielding data that could help to ...
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Researchers retrieve the deepest-ever rock core from beneath Antarctica's ice. It holds clues about the Earth's past—and future

Researchers are looking into our planet’s past to understand its future. Just like archaeologists investigate layers of dirt for ancient artifacts, geologists analyze layers in cores—tube-shaped ...

New ice core studies expand histories of greenhouse gases and ocean temperature to 3 million years

New analyses of ancient ice from Antarctica and the air contained inside it are extending the history of Earth's climate records and expanding researchers' understanding of how the planet has changed ...

Alpine glacier holds history dating back to the Romans. And it’s melting—fast.

It’s a bit like reading a very dense book – it’s small in size, but it’s full of information.” Paleoclimatologists like ...