Trump covets Greenland for its location. Here’s why

By Danica Kirka, Stefanie Dazio And Lorne Cook Location, location, location: Greenland’s position above the Arctic Circle makes the world’s largest island a key part of security strategy. Increasing international tensions, global warming and the changing world economy have put Greenland at the heart of the debate over global trade and security, and U.S. President Donald Trump wants to make sure his country controls the mineral-rich island that guards the Arctic and North Atlantic approaches to North America. Trump’s repeated demands for the territory and threats to take it by force have rattle…