population growth

    

Population growth

Population growth is the increase in the  number of people in a population or dispersed group.

 Birth rate: The number of  live births per 1000 people  in a population

death rate: The number of deaths per 1000 people in a population

Migration : the movement of people into and out of a population

Population growth rate: Is the average change in population size over time, often expressed as a percentage.

Factors Affecting Population Growth 

fertility rate: The average number of children born to a woman during her reproductive lifetime.

Life expectancy: The average number of years a person is expected to live.

Medical advancements: Improvements in healthcare and medicine can lower death rates and increase life expectancy.

Economic conditions : Economic factors can influence birth and death rates. 

Government policies: Policies related to family planning, education,and healthcare can impact population growth.