Greenland is the largest island in the world. It is located in the northwest Atlantic. Because of the harsh climatic conditions, however, the population is not numerous. Greenland is wild and untouched land that is ironically among the most affected by the global warming places of the planet.reenland is the largest island in the world. It is located in the northwest Atlantic. Because of the harsh climatic conditions, however, the population is not numerous. Greenland is wild and untouched land that is ironically among the most affected by the global warming places of the planet.