Access
This article is part of Nature's premium content.
Published online 31 May 2006 | Nature | doi:10.1038/news060529-5
News
Polar core is hot stuff
There was once little difference between equatorial and arctic climates.
A core of sediment pulled from the bottom of the Arctic Ocean has confirmed that, millions of years ago, the North Pole was as warm as a balmy summer day.
Drilling in the Arctic Ocean poses enormous technical difficulties, so relatively little has been discovered about the region's climate history.
To read this story in full you will need to login or make a payment (see right).
Comments
Reader comments are usually moderated after posting. If you find something offensive or inappropriate, you can speed this process by clicking 'Report this comment' (or, if that doesn't work for you, email redesign@nature.com). For more controversial topics, we reserve the right to moderate before comments are published.