What is represented by the x and y axes on a population pyramid?
X - population percentage
y - age groups
How many countries are left in stage one of the DTM
0
Identify one push and one pull factor for migration
Push- war, lack of job opportunities, limited education, etc
Pull- education, jobs, family
Percent by which a population grows each year is called what
Natural Increase Rate
What type of density measures farmers per unit of arable land?
Agricultural
Demographic transition model
A developing country is typically represented by what shape population pyramid?
Triangle
Stage three of the DTM is classified by decreasing growth. The population in this stage is ________(increasing/decreasing)
Increasing
Identify an example of an intervening obstacle
Expense, physical features (mountains, rivers), border control, etc
What three age groups are defined by dependency ratio (specific numbers please)
0-14
15-65 (productive years)
>65
A country like the US will likely need what type of policies in the future due to population trends?
Pro-natalist policies
Recreate the DTM. Include: what is happening to the population, a population pyramid for each stage, two examples for each stage (you may not use the US)
1- Low growth, None
2- High growth, Niger/Uganda/Yemen
3- Decreasing growth, South Africa/Mexico/Kenya
4- Low growth, China/Brazil/US
5- Decreasing population, Japan/Greece/Croatia
A population pyramid with a wide base would tell us what about the role of females in that country?
More traditional roles, high fertility rates, limited access to birth control
ZPG is typical of countries in what stage of the DTM
Stage 4
(Zero Population Growth)
Net out-migration means there are more __________ than _____________
Emigrants, Immigrants
Sex ratio is defined as the number of ________ per 100 _________ in a population
Males per 100 females
Malthus believed that population would grow _________ and food supply would grow ___________
Exponentially/Geometrically
Arithmetically
This population pyramid is likely showing which country?
Japan (also would accept Canada, France, Germany, Italy, the United Kingdom and the United States)
What stage of the DTM is the US in
Late 4
Someone who flees their home due to fear or violence but does not leave the country is known as a what?
Internally Displaced Person
Lowest CBRs are typically found on what continent
Europe
Individuals in stage 1 of the Epidemiological Transition were dying from what?
Vaccine preventable diseases, infections, and animal attacks
What factors could cause unusual patterns in a population pyramid? List at least 3
Migration, genocide, pro or anti-natalist policies
Developing countries moved to stage two of the DTM because of what event
The Medical Revolution and/or The Industrial Revolution
A seasonal movement of livestock between fixed summer and winter pastures is called __________ migration
Transhumance
What is the current global fertility rate
2.3-2.6
Ravenstein's Law explains that a majority of migrants are _______ and ______
males, rural inhabitants moving to urban areas, individuals, traveling shorter distances