The southern half of the world's largest island is--beyond the coasts--a thick ice cap, the remnant of the giant sheaths that covered the northern latitudes in the Ice Age. The fjords of the southeast are mostly uninhabitable ice, but the southwest is wetter and warmer--so much so that some dwarf trees grow.
Most people speak only Danish, regardless of their ancestry. A minority--a majority on the sparsely populated east coast--are monolingual Inuktitut(2) speakers--and another minority speak both languages. Nearly everyone is Moravian Protestant Christian. About one in five Greenlanders live in the small town of Godthåb(3), the territorial capital, situated on the southwestern island of Disko.
Old Norse arrived in west central Greenland about a millenium ago, but left little impact. Their colony was revived by Denmark starting in the 18th century and assimulation and intermarriage has subsequently transformed the language and religion of the majority.
As they Old Norse colony faltered, Inuit (Thule) moved down the western coast. The religion of the pre-modern Inuit was shamanist and animist: that is there were people who were though to have special poowers to positively(4) change the supernatural, and people, animals and other objects were thought inhabited by classes of souls or spirits.
north
east
southeast and south
southwest
west
northwest
(1) Also called Kalaalit Nunaat in the West Greenland dialect of Inuktitut.
(2) The local language of the Inuit.
(3) Also called Nuuk in the West Greenland dialect of Inuktitut.
(4) In the active rather than the moral sense.