Because there’s a massive bunker there, so when the inevitable planet killer comet hits the Earth we can all hide there for a year or so, then re-emerge and rebuild the planet, well the western bits.
Unfortunately, Engineers, scientists and artists are invited, people with human and gender studies degrees will be left to perish.
And no, I’m not drinking………much
https://www.imdb.com/find/?q=greenland&ref_=nv_sr_sm