what is BR?
birth rate, number of babies born per 1000 people
what is DR?
death rate, number of deaths per 1000 people
fertility rate?
average number of babies born
natural increase?
when the birth rate is higher than the death rate
natural decrease?
when death rate is higher than birth rate
replacement level?
when the fertility rate is above 2.1, so the population grows
what are some reasons for countries having big populations?
high BR, lack of contraceptives, role of women in society, religion
why does the US have a big population even tho its developed?
migration, religion, lack of abortion rights
what are the reasons for countries having more men than women?
mainly happens in middle east, due to them Muslim countries
high amount of migrant workers (labour)
role of women in society
what are the reasons for countries having more women than men?
countries like nepal
- immigrated to work somewhere else
- men go to middle east
- can be due to war
where are the smallest populations found usually?
tend to be found in small countries, this is due to outward migration because of less opportunities and because of size
what problem is japan facing right now?
ageing popualtion
why does japan have an ageing popualtion?
what are the problems of an elderly population?
what are the positives of an ageing population?
why are male death rates higher than women?
as a country develops what happens to womens death rates?
increase because of higher stress levels
what is an anti-natalist policy?
when a government wants people to have less children, this can be extreme like in china or not like in India
why did china implement one child policy?
rapidly growing population
strain on resources
small population lets country develop and economically prosper
how was the one child policy enforced?
how many births were stopped in china?
400 million
how many elderly live below poverty line in japan?
20%
how many suicides in japan are committed by people over 65
1/3
how many more men than women are there in china?
30 million