How Many Mega Cities Are On Earth Now?
We now have seven and a half billion people on Earth and rising! A little over half of those folks live in urban areas where it does not get bigger than being in a mega city! As the number of people grows across the globe, so will the number of mega cities on Earth. Let’s explore this topic by asking today’s big question: How many mega cities are on Earth now? Listen to this Question Your World radio report produced by the Science Museum of Virginia to learn more.