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Palm trees grew on the Antarctic 50 million years ago

2 August 2012 Last updated at 12:57 BST

Researchers have discovered that temperatures in Antarctica 50 million years ago were warm enough for palm trees to grow.

They suggest it provides a warning for what is to come if global warming continues.

Dr James Bendle, one of the researchers at the University of Glasgow, spoke to 5 liveMorning Reports.

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