Palm trees grew on the Antarctic 50 million years ago

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.

To listen to other Radio 5 live interviews, please visit the Best Bits page.