75% of Greenland is covered by a perennial lasting ice sheet outside Antarctica. With a populace of around 56,480 (2013), it is the least densely populated region on the planet. About 33% of the populace lives in Nuuk, the capital and biggest city. The Arctic Umiaq Line ship goes about as a help for western Greenland, interfacing the different urban communities and settlements. Greenland hopes to develop its economy from the extraction of renewable natural energy. The capital, Nuuk, held the 2016 Arctic Winter Games. At 70%, Greenland has perhaps the most portion of sustainable power source on the planet, for the most part originating from hydropower.