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Lecture 9

ENSC 1005 Lecture 9: Chapter 10 - Human Population and Growth

3 Pages
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Department
Child and Family Studies
Course Code
ENSC 1005
Professor
Hacke

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ENSC 1005: Chapter 10, Human Population Growth
Demography is the study of human population
Why are we interested in human populations?
Humans have a huge impact on the planet
Human populations are growing exponentially
About 90% of the growth is in LDCs (Malthusian Overpopulation)
About 10% of growth is in MDCs (Neo-Malthusian Overpopulation)
I oth ases, ireasig populatio uers… agifies the eistig
environmental problems.
A bit of Human History:
10,000 years ago Agriculture
1800 Advances; Agriculture, industry & medicine
1984 4.8 Billion
1987 5 Billion
1991 5.4 Billion
Today +7 Billion
In 1803: Thomas Malthus said:
Population growth tends to increase exponentially
And to outrun food production
Which tends to increase in a *** fashion
How did Thomas Malthus have such insights?
He was an economist
Lived in England
Lived in London
Poor people were starving
He made his famous calculations
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find more resources at oneclass.com ENSC 1005: Chapter 10, Human Population Growth  Demography is the study of human population Why are we interested in human populations?  Humans have a huge impact on the planet  Human populations are growing exponentially  About 90% of the growth is in LDCs (Malthusian Overpopulation)  About 10% of growth is in MDCs (Neo-Malthusian Overpopulation) I▯ ▯oth ▯ases, i▯▯reasi▯g populatio▯ ▯u▯▯ers… ▯ag▯ifies the e▯isti▯g environmental problems. A bit of Human History:  10,000 years ago Agriculture  1800 Advances; Agriculture, industry & medicine  1984 4.8 Billion  1987 5 Billion  1991 5.4 Billion  Today +7 Billion In 1803: Thomas Malthus said:  Population growth tends to increase exponentially  And to outrun food production  Which tends to increase in a *** fashion How did Thomas Malthus have such insights?  He was an economist  Lived in England  Lived in London  Poor people were starving  He made his famous calculations find more resources at oneclass.com find more resources at oneclass.com Jonathon Swift: A Modest Proposal:  Too ▯a▯▯ ▯hildre▯…. Ca▯’t feed the▯  We ▯eed food… Ca▯’t save the ▯hildre▯ Forrester-Meadows Computer Model 1: If present trends continue;  In terms of resources, technology and population growt
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