These data traffic cops are the brains of the massive computing centers popping up wherever electricity is cheap: in Prague, Iceland, Greenland and Wenatchee, Washington.
The natural phenomenon can be seen in the northernmost regions of the world, including Norway, Iceland, Greenland and Alaska, and is the result of electrically charged particles colliding in the Earth's atmosphere.
He designed and installed cameras intended to operate year-round at the edges of glaciers in Alaska, Iceland, Greenland and Montana, ones that would take pictures repeatedly, throughout the year, year after year, in order to catch an ice sheet in its death swoon.
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The 4, 500-mile (7, 242km) journey will take 26 flying hours, with fuelling stops in Greenland and Iceland.
Vikings were seafarers from Scandinavia who used their longboats to explore and conquer parts of Europe, Greenland, Iceland, Russia and North America.
The five-week cruise set off on July 4 and is now in the sub-polar region of the North Atlantic between Greenland and Iceland.
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China, which has taken its thirst for resources to feed its economic expansion to the far corners of the globe, in April signed a free-trade deal with Iceland and has also invested in Greenland.
Over the last twenty years more than 5000 kilometers of ice has passed beneath my skis during numerous expeditions to both poles, as well as treks across Greenland, Spitsbergen, Iceland, Ellesmere Island and the Patagonian Icecap.
It was a much more sober affair when Cape Farewell's Youth Expedition wound its way from Iceland, around the southern tip of Greenland, across the Davis Strait and down the coast of Canada earlier this month.
Glacier Girl was part of a squadron of six P-38s and two B-17s en route to Iceland in 1942 when bad weather forced them to crash-land on a glacier in Greenland.
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