Hansen, echoing work by other scientists, said that in five to 10 years, the Arctic will be free of sea ice in the summer. Rep. Ed Markey, D-Mass., committee chairman, said, “Dr. Hansen was right. Twenty years later, we recognize him as a climate prophet.” June 24, 2008

Ten years ago, NASA’s chief climate prophet James Hansen predicted the Arctic would be ice-free no later than this summer.

The Argus-Press – Google News Archive Search

Looks like big trouble for government climate prophets. Arctic sea ice volume is up 7% from when he made his prophesy, and melting at the slowest rate on record.

Spreadsheet Data

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But to be fair to Dr. Hansen, he was a very conservative prophet. The other leading Norwegian, American and Canadian prophets predicted the North Pole would be ice-free ten years ago.

Expert: Arctic polar cap may disappear this summer_English_Xinhua

North Pole to be ice-free in 2008.

North Pole May Be Ice-Free for First Time This Summer

North Pole could be ice free in 2008 | New Scientist

Based on the advice of these experts, Lewis Pugh tried to kayak to the North Pole.

BBC NEWS | UK | Swimmer aims to kayak to N Pole