To grasp the movement of the sun in the Arctic is no simple task. Imagine standing precisely at the North Pole on June 21, the summer solstice. Your feet rest on a crust of snow and windblown ice. If you chip the snow away you find the sea ice, grayish white and opaque. Six or seven feet underneath is the Arctic Ocean, dark, about 29°F and about 13,000 feet deep. You are standing 440 miles from the nearest piece of land, the tiny island of Oodaaq off the coast of northern Greenland. You stand in each of the world’s twenty-four time zones and north of every point on earth. On this day the sun
...more
