Frozen air from Antarctica is giving scientists a longer look at a climate mystery that has lingered for decades: why Earth ...
12don MSN
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 ...
Ice cores are some of our best natural 'archives' of Earth's long-term climate. They don't necessarily contain a complete, ...
Morning Overview on MSN
Ice cores suggest dust, not CO2, once drove major climate shifts
Ice core records stretching back hundreds of thousands of years show that airborne mineral dust, not carbon dioxide alone, ...
Frozen deep beneath Antarctica and Greenland lies something remarkable. Tiny bubbles of ancient air, locked away in ice for hundreds of thousands of years, hold secrets about our planet's past.
Glacier ice contains valuable information about the climates of the past. Researchers are scrambling to study them before it's too late.
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