Over Population The world’s population is approximately 5.9 billion, and it is still growing. It has just about doubled in the past forty years. We are now faced with the issue of over population. The problem is very severe, and important. It is controversial how many people this planet can hold. Some are arguing that we have plenty of room, and we could fit everyone on the state of Alaska, if we just put 10,000 people on each square mile. Alaska only makes up about one percent of the earth’s land mass. Other people argue that we need land to grow and supply all the resources we need, and we do not have e