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Right now, there are about 7.8 billion people on Earth, and that number keeps on growing. But could this growth be coming to an end? Experts have made a new prediction that Earth’s population will not reach 10 billion people. And the reasons why are surprisingly positive.

How long would it take to count to one million? Well you could just start a stopwatch and get to counting, but here’s how to work out if you’ll be done by dinner time.