Here are some useful demographic links
https://countrymeters.info/en/Asia
https://www.worldometers.info/demographics/demographics-of-africa/
https://worldpopulationreview.com/continents/north-america-population
https://www.cia.gov/the-world-factbook/
1. Population indicators: birth rates, death rates, life expectancy, fertility rate and natural increase.
Life Expectancy
2. Factors that influence population indicators.
Tip:
LEDC – Less Economically Developed Country, and
MEDC – More Economically Developed Country.
3. Population structure: age and sex, represented as population pyramids.