8 Flashcards

1
Q

Fertility Rate

A

The number of births per 1000 women of child bearing age per year.

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2
Q

CBR

A

Births per 1000 people per year.

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3
Q

CDR

A

Deaths per 1000 individuals per year.

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4
Q

NIR

A

(CBR-CDR)/10

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5
Q

DT

A

70/NIR

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6
Q

TFR

A

Average number of births per woman of child bearing age.

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7
Q

MEDC Populations

A

Industrialised with high GDPs
Rich population
Individuals are unlikely to starve through poverty
High level of resource uses per capita
Low population growth rates (low CBR and rising CDR)
High carbon and ecological footprints

Japan/Australia/Canada

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8
Q

LEDC populations

A

Less industrialised or none
May have natural capital but is exported and processed by MEDCs
Lower GDP and high poverty rates
High population growth rates (rapidly falling CDRs)
Lower carbon and ecological footprints

Lao/Cambodia/Chad

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9
Q

Malthusian Theory

A

Food supply is the limit of human population growth. The ‘laws of nature’ dictate that a population can never increase beyonds the food supplies necessary to support it.

Simplistic - poor people only ones who starve, world shares food supplies.
Globalisation was not taken into account.
Evidence over the last two centuries contradicts this as farming efficiency increases so does populations.

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10
Q

Boserups’ Theory

A
  1. ‘Necessity is the mother of invention.’ As food demand increases, the incentive to change agrarian technology increases, allowing supply to increase.

Based on the assumption of a closed community - globalisation and migration not taken into account.
Overpopulation can lead to unsustainable farming.

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11
Q

Applications of Malthusian and Boserup’s Theory

A
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12
Q

Why do People Have Large Families

A

High infant and childhood mortality rates. Security in old age. Children are an economic asset in agricultural societies. Status of women, freedom. Availability of contraceptives.

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13
Q

Ways to Reduce Family Size

A

Provide education. Improve health. Increase availability of contraceptives. Enhance income. Improve resource management.

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14
Q

Stage 1 DTM

A

High birth rate, infant mortality rate and death rate. High stationary. Doesn’t exist anymore. Hunter-gatherer population/pre-industrialised societies.

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15
Q

Stage 2 DTM

A

Death rate drops. Lifespan increases. Birth rate high. Child mortality rate falls. Early Expanding. CHAD. LEDCs

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16
Q

Stage 3 DTM

A

Birth Rate fall. Population levels off. Late Expanding. Mexico. Wealthier LEDCs

17
Q

Stage 4 DTM

A

Low birth rates and death rates. Industrialised countries. Stable population sizes. Low Stationary. Australia. MEDCs

18
Q

Stage 5 DTM

A

Population decline as fertility rate is low. Problems of an ageing workforce. Declining. Japan. MEDCs

19
Q

Limitations of the DTM

A

Fifth stage was a model, now it isn’t - Germany and Japan
Timescale is not the same in all countries.
Eurocentric model.
Migration.
Not all regions are represented.

20
Q

Renewable Natural Capital

A

Natural resources that can be generated and/or replaced as fast as it is being used.

21
Q

Non-Renewable Natural Capital

A

Irreplaceable, or replaced over geological timescales, FF, Soils, Minerals.

22
Q

Use Valuation of Natural Capital

A

Natural capital a price can be placed on. Economic price of goods. Ecological functions (water storage). Recreational functions (tourism).

23
Q

Non-Use Valuation of Natural Capital

A

Natural capital that is almost impossible to put a price on. If it has intrinsic value, future uses we do know yet, value for future generations.

24
Q

SDW

A

Solid Domestic Waste. Rubbish from residential and urban areas.

25
Q

Waste

A

A material which has no value to its producer.

26
Q

Circular Economy

A

Sustainable, aims to:
restorative of env.
use renewable energy.
eliminate or reduce toxic wastes.
eradicate waste through careful design.

Retain waste.

27
Q

Linear Economy

A

Take - make - dump

28
Q

Minimising SDW

A

Reduce-use fewer resources
Reuse-use products for purposes other than their original intentions
Recycle-collecting, separating, processing, reuse

29
Q

Waste Disposal - Landfill

A

Pros:
Cheap
Hazardous waste can be buried there
Far away from high populated areas

Cons:
difficult to find suitable sites
methane produced

30
Q

Waste Disposal - Incinerators

A

Pros:
Little space
Ash used for roads

Cons:
Air pollution
expensive

31
Q

Selecting SDW Management Strategies

A

EVS - economic focus, environmental focus.

32
Q

Measuring Human Carrying Capacity

A

Difficulties - greater range of resource use, substitute resources if necessary, resource use varies, imports, developing technology changes resource use.

33
Q

Changing Human Carrying Capacity - Ecocentrists

A

Reduce use of non-renewable resources, minimise use of renewable. Become self-sufficient

34
Q

Changing Human Carrying Capacity - Technocentrists

A

C.C. can expand continuously through technological development. Increase efficiency of resource use.

35
Q

Policies to Reduce Population Growth

A

Pension schemes.
Increased taxes.
Stimulate economic growth.
Increase urbanisation.
Increase education of women.

36
Q

Policies to Increase Population Growth

A

Agricultural developments, improved sanitation and public health - lower death rates.
Lowering taxes, incentives, free education and health care.
Encouraging immigration, particularly of workers.