Land covers 196.9 million square miles of the planet, which is broken up into 196 countries that are home to 7.125 billion people. With so much land available on Earth you would think people are spread out evenly throughout the world - but a stunning new map reveals that isn't the case. An entrepreneur used data from Nasa to understand where most of the world's population resides and found half of us are crammed into just one percent of the world.