Traditional Culture Encyclopedia - Traditional stories - Types of population growth
Types of population growth
1, original type. Its basic characteristics are high birth rate, high mortality rate and low natural growth rate. The primitive society and primitive society in some areas of individual African countries are limited by the natural environment. The natural growth rate is high in areas with superior natural environment and low in areas with poor environment.
2. traditional type. Its basic characteristics are high birth rate, low mortality rate and high natural growth rate. Its advantages are that it can increase social labor force, increase social wealth, promote social development and promote the process of urbanization; At the same time, excessive population will also cause unprecedented social employment pressure, and even lead to a series of problems such as environmental pollution, ecological destruction, energy shortage and social instability.
3. modern type. Its basic feature is that the birth rate began to drop obviously, and the death rate continued to drop and reached a low level. With the gradual narrowing of the gap between the two, the natural growth rate gradually decreased, and some developed countries even began to experience negative growth or zero growth.
- Previous article:Art teacher preparation teaching plan excellent example
- Next article:List of elementary school in Wanjiang, Dongguan
- Related articles
- What are the events in the 2022 Winter Olympics?
- How to install mosquito nets
- How to make delicious bacon vegetable rice is simple and delicious, and how to do it.
- Peking Duck Essay
- What are the riddles, preferably more.
- There are two ways to obtain vegetable oil, one is squeezing, and the other is? Which vegetable oil is healthier?
- What's delicious in Weifang? Weifang specialty food snacks recommended.
- Keynote speech on Double Ninth Festival
- Why not suggest adding navigation to the car?
- The five most profitable profiteering industries in the future, which industries will earn more in 2023?