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AQA A-Level Human Geography > P2 Section C (Population Change) > Flashcards

P2 Section C (Population Change) Flashcards

(71 cards)

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1
Q

What happens as you move up the DTM in terms of the shape of population pyramid

A

As you move up the DTM, the shape of population pyramid will become more domed as birth rate decreases and death rate increases

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2
Q

How does gender preference impact a population pyramid

A

gender preference impacts a population pyramid by rather having a boy baby for economic reason such as needing a male to till the land and many families with procreate until they have a son and even female infanticide may occur

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3
Q

How does religion impact a population pyramid

A

religion impacts a population pyramid as in Muslim and catholic faiths, artificial birth control is opposed and in some African and Arabian societies, polygamy is prevalent allowing people to have more than one partner

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4
Q

What is a criticism of the DTM (migration)

A

A criticism of the DTM is that it doesn’t reference the impact of migration on population change such as that in USA from Italy and Ireland which have helped decrease USAs death rates

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5
Q

What is another criticism of the DTM (some, have)

A

another criticism of the DTM is that some countries such as Swaziland and Lesotho have high death rates but are showing economic progress

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6
Q

How much of the worlds population are migrants (%)

A

4% of the worlds population are migrants

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7
Q

Where did most people migrate to?

A

Most people migrated to developed nations like UK and USA

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8
Q

Where do most people migrate to now

A

Most people migrate to Mumbai and Lagos now

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9
Q

What are the push factors of migration

A

The push factors of migration are natural disasters, unaffordable property, desertification (unproductive land), mechanisation (fewer jobs) and politics

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10
Q

What are the pull factors of migration

A

The pull factors of migration are better jobs, better quality of life, and family in other country.

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11
Q

How does migration cause brain drain

A

Migration causes brain drain as skilled workers move out of the country to seek better jobs but may sent remittances back to family

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12
Q

How much of Cambodia’s skilled workers have been lost to brain drain

A

It is estimated 50% of Cambodia’s skilled workers have been lost to brain drain

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13
Q

How many modern slaves are estimated to be forced to do unpaid labour in the UK

A

10,000 modern slaves are estimated to be forced to do unpaid labour in the UK

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14
Q

What is overpopulation

A

Overpopulation is when the population is too large for the resources available which causes unemployment and out-migration

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15
Q

What is underpopulation

A

Underpopulation is when there are not enough people living in an area to utilise its resources efficiently so there is low unemployment and in-migration.

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16
Q

What is optimum population

A

Optimum population is where the resources available can be developed efficiently to satisfy the needs of the current population and provide the highest standard of living

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17
Q

What is the population of Japan

A

The population of Japan is 125 million in 2021

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18
Q

How is Japans population decreasing

A

Japans population is decreasing as death rates are exceeding birth rates and there is high cost of raising children and Japan is reluctant to accept immigrants

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19
Q

How will Japans ageing population pose issues

A

Japans ageing population will pose issues as there’ll be less tax revenues to pay for healthcare needs of elderly (as there is a lack of young people) and there’ll also be a labour shortage

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20
Q

How much of Japans population is over 65

A

Around 25% of Japans population is over 65

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21
Q

When is it predicted that Japans population will reach 96 million

A

In 2050 it is predicted that Japans population will reach 96 million

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22
Q

What is the carrying capacity of an area

A

The carrying capacity of an area is the largest population that the resources of a given environment can support

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23
Q

As societies become more westernised, what increases

A

As societies become more westernised, consumption rate increases

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24
Q

What is the ecological footprint

A

The ecological footprint is a measurement of the area of land needed to provide a society with the energy, food and other resources they consume

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25
What is demographic dividend
Demographic dividend is the benefit a country gets when it’s working population outgrows it’s dependent population like children and elderly which will result in an economic boost
26
Why is there socioeconomic development due to demographic dividend
there is socioeconomic development due to demographic dividend as the workforce is young and large which attracts TNCs and workers will have fewer children so invest more in economy and there’ll be emancipation of women in the workforce as there’ll be less children
27
What is China’s one child policy
China’s one child policy is a law made in 1979 where a couple could only have one child
28
Why did China need a one-child policy
China needed a one child policy because they encouraged births to have a large military in the 70s after WW2 but the large population resulted in fear of mass starvation
29
What was the fine of not adhering to one child policy in china.
The fine of not adhering to one child policy in china was $370 - $12,800 and if it found to be ignored then livestock taken away or jobs stripped
30
What were the positive impacts of chinas one child policy
the positive impacts of chinas one child policy was 10 per 1000 drop in birth rate, lower unemployment, lower infant mortality rate, less demand on social infrastructure and much lower rates of pollution
31
What were the the negative impacts of chinas one child policy
The negative impacts of chinas one child policy were gender imbalance due to abortions of females babies and an increase in prostitution as there was stress on females to be brides
32
How many abortions were female in 2000 China
90% of abortions were female in 2000 China
33
When did chinas one child policy end
Chinas one child policy ended in 2015 when it was phased out and in 2021, couples could have up to 3 children
34
What was a successful child policy to reduce birth rate and what did it do
A successful child policy to reduce birth rate was Bangladesh in 1970 which raised the minimum age of marriage to 18 for women and 21 for men to reduce fertility rate
35
What were the positive impacts of Bangladesh’s child policy
the positive impacts of Bangladesh’s child policy were birth rate lowered from 6 to 2 per woman, thousands of female health workers trained, wealthier families with less children to support and healthier children due to more use of contraception
36
What was the role of female health workers in Bangladesh’s child policy
the role of female health workers in Bangladesh’s child policy was to help find woman best suited methods of contraception and provide maternal and child care
37
What were the negatives of Bangladesh’s child policy
the negatives of Bangladesh’s child policy were gender imbalance where 2.7 million women are considered missing as they weren’t born
38
What’re the negative social impacts of migration
Negative Social impacts of migration are increased squalor, human trafficking and sexual exploitation
39
What’re negative health impacts of migration
Negative health impacts of migration are death due to sea crossing - such as 900 deaths on one boat in 2015
40
What’re political impacts of migration
Political impacts of migration are uprising of anti-migration movements such as in UK due to brexit closing borders
41
Where does most migrants enter
Most migrants enter Western Europe - 60,500 illegal border crossings in 2020-2021
42
What was the europe migration crisis
The europe migration crisis was a mass migration in 2014/2015 due to instability in Africa and and Middle East where 4 million people fled poor economies and conflict (half of which were from Syria)
43
What were the impacts of Europe’s migrant crisis in 2014/2015
the impacts of Europe’s migrant crisis in 2014/2015 were 3700 deaths by end of 2015 and political disagreement as French watched as people boarded an inflatable boat to cross the English Channel
44
What was implemented to ease migration in Europe
The Schengen Agreement was implemented to ease migration
45
What was the Schengen Agreement
The Schengen Agreement was a political agreement between 26 countries since 1995 which enabled passport free movement across most of the EU bloc
46
What caused a rethinking of the Schengen Agreement
The November 13 Paris attacks which killed 130 people caused a rethinking of the Schengen Agreement as the killers slipped easily from Belgium into Paris and even through Greece
47
How was the Schengen Agreement changed
the Schengen Agreement was changed by checking details of all travellers against police databases
48
Where is Easter island
Easter island is situated to the west of chile in the Pacific Ocean and is 3700km away from South America
49
What is Easter island climate
Easter island climate is tropical as its equatorial but it doesn’t have a tropical biome
50
How has population changed in Easter island
population has changed in Easter island by European settlers in 1700s brought diseases like tuberculosis which declined population from 15,000 to about 2/3,000
51
What is population of Easter island now
Population of Easter island is around 8,600 60% of which are descendants of aboriginal natives
52
Why did population decline in early years of Easter island
population declined in early years of Easter island as deforestation caused agriculture decline so less food and also less wood to use for sea vessels and so less fish food and less trees on the island meant sea spray could inundate soils
53
What percentage of cataracts is due to overexposure to UV rays
20% of cataracts is due to overexposure to UV rays
54
How did the ozone layer deplete
The ozone layer depleted by CFC production used for aerosols and fridges which thinned the ozone layer and caused a hole over Antarctica
55
How is skin cancer caused
Skin cancer is caused by UV rays which damages DNA in skin
56
How many deaths were there of skin cancer in 2012
There were 55,000 deaths of skin cancer in 2012
57
Why was the Montreal protocol formed in 1987
The Montreal protocol was formed in 1987 to regulate the amount of ozone depleting substances made and consumed and transported and it was signed by all 193 UN member states
58
What is an economic impact of migration in Australia
An economic impact of migration in Australia is that migrants add 16% to workforce participation and also will add 6% in GDP per capita growth by 2050
59
What is Neo-Malthusian approach to population change
Neo-Malthusian approach to population change is a pessimistic view that resources are limited and population control via "checks" is needed to utilise resources efficiently
60
What is evidence of Neo-Malthusian approach to population change
evidence of Neo-Malthusian approach to population change is regular famines that occur in Sudan and Ethiopia and wars over resources and water scarcity like in Middle East
61
What does the Club of Rome’s Limits to Growth Model predict
Club of Rome’s Limits to Growth Model predicts population will grow until decline in 2050 and pollution will grow until decline in 2030 and food per capita will decline in the early 21st century
62
What is Optimistic approach to population change
Optimistic approach to population change is by Boserup and says human ingenuity can allow carrying capacity to rise in line with population through innovation like technology
63
What is evidence of optimistic approach to population change
evidence of optimistic approach to population change is development of GM crops and other biotechnology and also the green revolution in Mexico and Asia to overcome crisis of survival
64
What is carrying capacity
Carrying capacity is the average population that can be support by a particular habitat
65
What is population size limited by
population size is limited by space, food and water
66
example of impact on food when carrying capacity is reached
an example of an impact on food when carrying capacity is 233 million undernourished people in Sub-Saharan Africa in 2014-2016
67
example of impact on water when carrying capacity is reached
example of impact on water when carrying capacity is reached is most of USA, Asia and Oceania will be 40% in water stress
68
an example of impact on energy when carrying capacity is reached
example of impact on energy when carrying capacity is reached is for 20% increase in population, energy consumption will increase by 44%
69
Why is the Colorado river important
Colorado river is important as it provides drinking water for 36 million, produces 90% of USA winter vegetables and supports a $26 billion recreation economy
70
Why was the Aral Sea important
the Aral Sea was important as it allowed for a thriving fishing and canning industry
71
what are checks in the Neo-Malthusian approach to population change
checks in the Neo-Malthusian approach to population change are either to increase death rate (called positive checks) such as war and famine or to decrease birth rate (called preventative checks) such as contraception and moral restraint

AQA A-Level Human Geography (6 decks)

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