ClassAssignment

1. This is the population pyramid for the World. A population pyramid illustrates the age and sex structure of a country's population and may provide insights about political and social stability, as well as economic development. The population is distributed along the horizontal axis, with males shown on the left and females on the right.  
2. The male and female populations are broken down into 5-year age groups represented as horizontal bars along the vertical axis, with the youngest age groups at the bottom and the oldest at the top.
3. The shape of the population pyramid gradually evolves over time based on fertility, mortality, and international migration trends
4.  The Net migration rate compares the difference between the number of persons entering and leaving a country during the year per 1,000 persons (based on midyear population).

      5. The number of international migrants has grown by 49% since 2000, going from 2.7% to 3.4% of the world’s population. Migration is projected to increase in the coming years for many reasons, including large demographic changes, climate change, conflict, and more.

 These facts about population and migration  are interesting because they explain more and make us to understand how population can grow quickly, slow or decline. and about migration there is two cause that make people to migrate it can be push forces or pull forces.


In Congo the population growing quickly and it is a pre-industrial country


In the united states of america the population grow slow and it is an industrial country.



In Japan the population decline and it is a post industrial country.