The renewed U.S. interest in taking control over Greenland – one way or another – has placed the Arctic island back in the spotlight a year after U.S. President Donald Trump first suggested the United States should buy Denmark’s autonomous territory. The Trump Administration’s reasons and intensified pressure on NATO allies aside, is Greenland really worth it? The island, which is the size of about a fourth of the continental U.S., is estimated to hold oil and gas resources, as well as critical minerals and rare…