Raw: Monster waves caused Arctic break-up

Large waves are apparently to blame for breaking up sea ice on a larger scale than thought, explaining a rapid decrease in Arctic ice. The finding by Niwa scientists comes from researching how the Southern Ocean's biggest waves were affecting Antarctic sea ice. Their data showed that large waves in the Southern Ocean - those bigger than 3m - were able to break sea ice over greater distances than previously believed.

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Sam Neill returns home
New Zealand

Sam Neill returns home

Sam Neill has returned home from a promotional tour for his latest TV series Apples Never Fall, in time for harvest at his cherished Central Otago vineyards. Video / George Heard