Talk about an explosion. It only took the planet about 12 years to add a billion new people, as the United Nations declares that today the world's population officially surpasses 7 billion.
India is creating people at a rate of nearly one per second, so it seems likely the 7 billionth baby will be born there. They are also expected to overtake China as the world's most populous country by 2030.
Check out what cartoonists think about the world's growing population with our 7 Billion People cartoon slideshow.