Greenland, the world’s largest island, is shrinking and shape-shifting. Since the peak of the last Ice Age about 20,000 years ago, the melting of its ice sheets has been easing pressure on the landmass, causing its tectonic plate and deep bedrock to deform. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.
The end result is that Greenland has become ever so slightly smaller. However, the effect is not uniform across the island; some parts are shrinking and being pulled together, while others have been stretched out and expanded.
Due to this geological turmoil, Greenland is on the move, too. The researchers found that the island has moved northwestward over the past 20 years by about 2 centimeters (0.7 inches) per year.
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