Related topics: ice

Highest pre-modern lead pollution occurred 800 years ago

Scientists and archaeologists from the University of Nottingham, the Climate Change Institute at the University of Maine and Harvard University discovered the highest levels of air pollution before the modern era occurred ...

15,000-year-old viruses found in Tibetan glacier

A team of researchers from The Ohio State University and Lawrence Berkeley National Laboratory has found a host of ancient virus groups in ice cores taken from a Tibetan glacier. They have written a paper about their discovery ...

Pyrenees glaciers 'doomed', experts warn

Glaciers nestled in the lofty crags of the Pyrenees mountains separating France and Spain could disappear within 30 years as temperatures rise, upending ecosystems while putting local economies at risk, scientists say.

Undersea volcanism may explain medieval year of darkness

Starting in 536 A.D., the sky went dark for more than a year. In some parts of Europe and Asia, the sun only shone for about four hours a day, and "accounts say the sun gave no more light than the moon," says Dallas Abbott, ...

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