Article: Arctic Ocean 'ice free in 20 years'

THE Arctic Ocean will be an "open sea" almost entirely free from ice within a decade, the latest data released today indicates.

Ice cover during the summer months will have entirely disappeared within 20 years, but most of the decrease will happen before 2020, leaving the Arctic Ocean clear for marine transport.

The Catlin Arctic Survey, finished earlier this year by a team led by explorer Pen Hadow, is the latest on the state of Arctic ice.

Drilling and observation figures obtained during a 450km route across the northern part of the Beaufort Sea suggest the area is almost entirely made up of young, "first-year" ice, whereas the region traditionally consists of older, thicker "multi-year" ...

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