Global population terms Flashcards

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1
Q

global population in 1000BC

A

10 million

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2
Q

global population in 1800

A

1 billion

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3
Q

global population in 1900

A

2 billion

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4
Q

global population in 2000

A

7 billion

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5
Q

where has growth rate been the fastest?

A

Asian countries e.g. Bangladesh

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6
Q

What is happening in Bangladesh now?

A

family size is decreasing

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7
Q

fertility rate definition

A

the number of children a woman is expected to have during her fertile years

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8
Q

how is fertility rate linked to life expectancy?

A

as fertility rate decreases, life expectancy increases

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9
Q

in last 50 years how has global average number of babies per woman changed?

A

1963=5

now average is 2.3 (2012)

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10
Q

why did so many children die before age 5 a generation ago?

A

poor healthcare

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11
Q

why has infant mortality rate been greatly reduced?

A

vaccines, treatment of infections and better nutrition

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12
Q

how has reduction in infant mortality rate affected family size?

A

more children survive so don’t need as many children in case some of them die

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13
Q

what will (predicted) happen to population growth by 2100?

A

reach around 11 billion

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14
Q

why has population growth slowed down?

A

improved education and family planning

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15
Q

peak child definition

A

the number of children aren’t increasing

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16
Q

why is the population so big if fewer babies are being born?

A

increasing life expectency

17
Q

how is Mozambique coping with population growth in cities?

A

improved healthcare (new hospital) and has booming economy, new industries bringing new jobs

18
Q

challenges in Mozambique countryside

A

walking miles for water, relying on what they grow to provide what they eat. the crops they sell don’t provide enough money

19
Q

extreme poverty definition

A

don’t have enough food for family, earn

20
Q

how many people in the world live in extreme poverty?

A

1 billion

21
Q

how might Africa be able to lift itself out of poverty in the next 20 years?

A

improved technology for agriculture to grow food for more people

22
Q

birth rate definiton

A

number of live briths per 100 population per year

23
Q

death rate definiton

A

number of deaths per 1000 population per year

24
Q

infant mortality rate definiton

A

number of babies that die before first birthday per 100 population per year

25
Q

natural increase definition

A

birth rate exceeds death rate

26
Q

natural decrease definition

A

death rate exceeds birth rate

27
Q

dependency population

A

number of children and elderly compared to working adults

28
Q

total fertility rate definiton

A

number of babies a woman can expect during their fertile years

29
Q

replacement level definition

A

number of children needed per woman in order to maintain a country’s population