On 27 February they will start measuring the thickness of the ice around the North Pole.
It will be even shorter when it is possible to break the ice across the North Pole.
He expected to spend a further 65 days travelling solo across approximately 700 miles of ice to the North Pole.
But it had also dislodged vast chunks of ice from around the Pole and they had drifted south into our path.
Bloom, 25, worked with a heavy metal pole to break ice blocks into the frozen water.
The Gulf Stream has not shut down, hurricanes are not becoming more frequent, the North Pole is not ice-free, etc.
Each year I guide ski expeditions across the pack ice to the North Geographic Pole and each year brings new surprises -- severe storms rarely seen in these parts, vast tracts of first-year ice where there should be years of accumulation, pack ice drifting faster and farther than ever before.
In a section on water in outer space we learn that there is a lake-size layer of ice on the moon's south pole, that Mars once had rivers, that there is steam in the sun's atmosphere.
The manner of Rossi's triumph was only overshadowed by the way he risked life and limb to usurp his young team-mate for pole position on Saturday on a saturated ice rink of a circuit that had already caused nine crashes.
It was 70 years ago, in 1937, that Ivan Papanin first landed on drifting ice floes and raised the Soviet flag over the North Pole-1 station.
As well as the fossils Scott collected, the exhibition also features a stuffed emperor penguin, watercolours of the ice-scape by Edward Wilson, and photographs from the pole taken by Herbert Ponting.
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An annual winter chills the southern hemisphere, creating around the pole a frost composed in large part of frozen carbon dioxide, or dry ice.
And, at a few spots around the moon's south pole, the reflections did indeed look like the sorts of echoes that would come from ice.
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