Explain the three components of population
change in the world. Analyse the impact of
population change.
Answers
The main components of population change are births, deaths, and migration. “Natural increase” is defined as the difference between live births and deaths. “Net migration” is defined as the difference between the number of people moving into an area and the number of people moving out.
COMPONENT:- The main components of population change are births, deaths, and migration. “Natural increase” is defined as the difference between live births and deaths. “Net migration” is defined as the difference between the number of people moving into an area and the number of people moving out.
IMPACT:- Population growth causes a disproportionate negative impact on the environment. Problems of population size and growth, resource utilization and depletion, and environmental deterioration must be considered jointly and on a global basis.