Chapter 2 – Section 3Chapter 2 – Section 3PopulationPopulation

Key Question: WHY is population Key Question: WHY is population increasing at different rates in increasing at different rates in

different countries?different countries?

First, Let see what you First, Let see what you remember!remember!

Number your paper 1-5 in the Number your paper 1-5 in the margin!margin!

1) Which of the following 1) Which of the following countries would have the lowest countries would have the lowest

arithmetic density?arithmetic density?

A) RussiaA) Russia

B) JapanB) Japan

C) The NetherlandsC) The Netherlands

D) HaitiD) Haiti

2) What is the difference 2) What is the difference between Population and between Population and Physiological DensitiesPhysiological Densities

A) Population Density looks at A) Population Density looks at difference races and ethnicities.difference races and ethnicities.

B) Physiological Density can be used B) Physiological Density can be used to tell if a country is an LDC or MDC.to tell if a country is an LDC or MDC.

C) Population Density is concerned C) Population Density is concerned only with the population of farmers.only with the population of farmers.

D) Physiological Density is only D) Physiological Density is only concerned with arable land.concerned with arable land.

3) All of the following acronyms 3) All of the following acronyms can be used to determine if a can be used to determine if a country is an LDC or an MDC country is an LDC or an MDC

EXCEPT: EXCEPT: A) NIRA) NIR

B) IMRB) IMR

C) CDRC) CDR

D) TFRD) TFR

4) The higher the NIR…4) The higher the NIR…

A) the shorter the doubling time.A) the shorter the doubling time.

B) the lower the CBRB) the lower the CBR

C) the longer the life expectancyC) the longer the life expectancy

D) the fewer the number of childrenD) the fewer the number of children

5) A country with a very low 5) A country with a very low agricultural density hasagricultural density has

A) a high amount of farmers per acre A) a high amount of farmers per acre of arable land.of arable land.

B) a very small populationB) a very small population

C) a lot of available technologyC) a lot of available technology

D) very little arable landD) very little arable land

Let’s see how you did!

1) Which of the following 1) Which of the following countries would have the lowest countries would have the lowest

arithmetic density?arithmetic density?

A) RussiaA) Russia

B) JapanB) Japan

C) The NetherlandsC) The Netherlands

D) HaitiD) Haiti

2) What is the difference 2) What is the difference between Population and between Population and Physiological DensitiesPhysiological Densities

A) Population Density looks at A) Population Density looks at difference races and ethnicities.difference races and ethnicities.

B) Physiological Density can be used B) Physiological Density can be used to tell if a country is an LDC or MDC.to tell if a country is an LDC or MDC.

C) Population Density is concerned C) Population Density is concerned only with the population of farmers.only with the population of farmers.

D) Physiological Density is only D) Physiological Density is only concerned with arable land.concerned with arable land.

3) All of the following acronyms 3) All of the following acronyms can be used to determine if a can be used to determine if a country is an LDC or an MDC country is an LDC or an MDC

EXCEPT: EXCEPT: A) NIRA) NIR

B) IMRB) IMR

C) CDRC) CDR

D) TFRD) TFR

4) The higher the NIR…4) The higher the NIR…

A) the shorter the doubling time.A) the shorter the doubling time.

B) the lower the CBRB) the lower the CBR

C) the longer the life expectancyC) the longer the life expectancy

D) the fewer the number of childrenD) the fewer the number of children

5) A country with a very low 5) A country with a very low agricultural density hasagricultural density has

A) a high amount of farmers per acre A) a high amount of farmers per acre of arable land.of arable land.

B) a very small populationB) a very small population

C) a lot of available technologyC) a lot of available technology

D) very little arable landD) very little arable land

Isn’t it exciting class! Today, we’re going to learn the Demographic Transition!

I. The Demographic I. The Demographic TransitionTransition

A) Stage 1:Low GrowthA) Stage 1:Low GrowthAKA:AKA:

Hunting & Gathering Hunting & Gathering

Pre-ModernPre-Modern

Pre-IndustrialPre-Industrial

1)Most of Human History*

2) CBR = *2) CBR = *

3) CDR = *3) CDR = *

4) NIR = *4) NIR = *

0

5) 15) 1stst Agricultural Agricultural Revolution*Revolution*

6)

*

B) Stage 2 – HIGH GrowthB) Stage 2 – HIGH Growth

1 – CBR*1 – CBR*

2 – CDR*2 – CDR*

3) NIR*3) NIR*

4) Why did population increase 4) Why did population increase in Stage 2 countries?in Stage 2 countries?

200 years ago?*200 years ago?* 60 years ago?*60 years ago?*

5) Industrial Revolution lowered 5) Industrial Revolution lowered CDR byCDR by

-increased wealth*-increased wealth*

-sanitation* -sanitation*

-2-2ndnd agricultural revolution* agricultural revolution*But only for Europe and North But only for Europe and North America!America!

6) Medical Revolution (Asia, 6) Medical Revolution (Asia, Africa, South America)Africa, South America)

Medical Revolution Medical Revolution Examples:Examples:

Vaccinations*Vaccinations*

Medicine*Medicine*

Cape Verde*Cape Verde*

Diffusion of Med. Rev.*Diffusion of Med. Rev.*

Medical Revolution

C) Stage 3: Moderate GrowthC) Stage 3: Moderate Growth

AKA: Mature Industrial/Late Indus.AKA: Mature Industrial/Late Indus.

1 -C1 -CDDR*R*

2 -C2 -CBBR*R*

3 -NIR* 3 -NIR*

4) Europe and North America*4) Europe and North America*

5) Why did CBR decrease?5) Why did CBR decrease?

Lower IMR*Lower IMR*

Cities*Cities*

Chile*Chile*

D) Stage 4: Low Growth D) Stage 4: Low Growth AKA Tertiary (service-based) AKA Tertiary (service-based)

SocietiesSocietiesPost-Industrial StagePost-Industrial Stage

1-CBR/CDR*1-CBR/CDR*

2-NIR*2-NIR*

3-TFR (ZPG)*3-TFR (ZPG)*

4) Why does the CBR drop so 4) Why does the CBR drop so low?low?

Education of Women*ContraceptivesContraceptives

More More

ChoicesChoices

5) Denmark

E) The “S” CurveE) The “S” Curve

F) 2 Differences between Stage 1 F) 2 Differences between Stage 1 and Stage 4 (Both LOW growth)and Stage 4 (Both LOW growth)

What’s the Difference????What’s the Difference????

1- CBR/CDR

2 – Total Population

G) Stage 5: Declining G) Stage 5: Declining PopulationPopulation

1 –Possible Stage*1 –Possible Stage*

CBR*CBR*

CDR*CDR*

2 –Eastern Europe2 –Eastern Europe

(Russia)*(Russia)*

3 – Japan*3 – Japan*

(Page 65)(Page 65)

2-3 Population Pyramids2-3 Population Pyramids

NOTNOT : :

Population PyramidsPopulation Pyramids

This is what they REALLY look like:This is what they REALLY look like:

II. Population PyramidsII. Population Pyramids

A) Age DistributionA) Age Distribution

B) Sex RatioB) Sex Ratio

C) CBRC) CBR

http://www.geogonline.org.uk/as_g2ki1.51.htm

China’s population change (go to China’s population change (go to website)website)

D) Dependency RatioD) Dependency Ratio

MeasuresMeasures– Too old & Too Young Too old & Too Young – Productive WorkersProductive Workers

LDC’s haveHighDependencyRatios!

THEEND

Teacher Note:Teacher Note:

Reading/Notes: Reading/Notes: Spatial Analysis Spatial Analysis and the Census and the Census (pg 62)(pg 62)