Pondering the question, he remembered something he had seen on the Muggle television a few years ago. Both hands in the air, he hesitantly shared. "I think I remember seeing something about global overpopulation. People were concerned that soon there would not be enough space on the planet for all the people. Some scientists thought we could try to find another inhabitable planet to move to, and others decided to build a space station to live on, which I hear isn't going to well."