Environment

22,000 years of history evaporates after freezer failure melts Arctic ice cores

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Around 13% of cache of ice cylinders extracted from glaciers in Canadian Arctic exposed to high heat in new storage facility at University of Alberta

Within them sits some 80,000 years of history, offering researchers tantalising clues about climate change and the Earth’s past. At least that was the case – until the precious cache of Arctic ice cores was hit by warming temperatures.

A freezer malfunction at the University of Alberta in Edmonton has melted part of the world’s largest collection of ice cores from the Canadian Arctic, reducing some of the ancient ice into puddles.

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