That’s around 200 times the population of the Earth, at present. Now, there are obviously lots of problems with this. For starters, the food needs of this many people would require an enormous ...

How many people could live on Earth? by Gordon Hunt. 23 Mar 2016. Save article. If there’s one thing humans are good at, it’s populating the planet.

According to the United Nations, the global population is estimated at around 8.2 billion people. But a new study suggests that figure could be off—by hundreds of millions, or even billions.

How Many People Have Lived On Earth So Far? ... "Under these conditions, the birth rate would have to be about 80 live births per 1,000 people just for the species to survive.

Earth may only be a tiny blip on the map relative to the entire universe, but for our purposes, it's pretty darn big. Of course, the vast majority of earth - about 70% - is comprised of water.