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.
“For every ice-core facility on the planet, this is their No1 nightmare,” said glaciologist Martin Sharp.
Were they using renewable energy to power those freezers?