Popuation life expectancy

Population growth is a considerable problem in the world today. Many countries add exceptional amounts to the percentage of the population annually. While some of the higher populated areas such as China surprisingly do not have that high of a percentage increase, although some of the smaller countries do produce larger percentage to their population. Along with the population increasing there are factors toward the population decreasing such as death. Many countries have high death rates for a number of reasons. As of a recent study though America has had some advances in medical research and has resulted in decreasing death rates and raising the average life expectancy.While previously in the past a persons life expectancy was signifigantly lower