There are approximately 7 billion people in the world. By entering a few simple parameters you can find out your number on this Earth. Might be a bit tricky if you are also a member of another planet! What’s your number?
By Melanie •
English, Social, Web •
• Tags: 7 billion people, bbc, earth, Earth Might, Melanie Rapuano, melanie rapuano ilovegreen, population, What’s your number, world