00:02Greenland is the biggest island in the world.
00:05It's over two and a half thousand kilometers from top to bottom.
00:11Although it's been part of Denmark for several hundred years,
00:15it gained the right to self-rule in 2009.
00:23Its icy landscape makes it feel like I've stepped into another universe.
00:30But as remote as Greenland's ice sheet is, it matters to everyone on the planet.
00:37Wow!
00:39This is the Greenland ice sheet, the second largest ice sheet in the world.
00:44It covers an area of about 1.7 million square kilometers
00:48and within it is locked up about 2.8 million cubic kilometers of water.
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