This Cold Heaven: Seven Seasons in GreenlandIn an unforgettable tribute to the far latitudes, Gretel Ehrlich travels across Greenland, the largest island on earth. Greenland is the largest island on earth. All but five percent of it is covered by a vast ice sheet, an enduring remnant of the last ice age. Despite a uniquely hostile environment, it has been inhabited continuously for thousands of years. Greenlanders retain many of their traditional practices. Some still hunt on sleds made from