International Research Collaboration
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Active drilling and analysis campaign
In early January 2025, an international team drilling through Antarctic ice hit bedrock at 2,800 meters depth. They pulled up ice more than 1.2 million years old—the oldest continuous climate record ever extracted. Inside those frozen layers sit trapped air bubbles containing pristine samples of ancient atmospheres, offering a direct window into greenhouse gas concentrations across multiple glacial cycles.
Updated Jan 7
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