Karteikarten
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- 1population growth in the future pessimistic viewsExplosive population growth for years to come
10 Billion by 2050 - 2population growth in the future Optimistic viewSteady Population growth
Birth rates drop
8 billion by 2050 - 3Variations in population density through space and time.population distributed unevenly
lots of people in some areas, few in others
population density varies over time
factors that cause uneven distribution: social and historical
resources and terrain - 4define Population distributionis the way people are spread across a given area
- 5define population densityis the number of people living in a square kilometer
- 6what is the population density of: Dublin galway hong kong kolkataDublin - 1,736
Galway - 40.7
hong Kong - 6690
Kolkata - 24000 - 7Brazil Social and historical factorsLargest country in south america
fifth largest country in the world
population density varies through country and over time. - 8Brazil before 1500s8 million people
low population density
hunter gatherers - 9Brazil 1500sportugese colonists
plantations - sugar cane, coffee
settled along east coast, rapid population growth
high population densities along east coast
slaves from africa - racial diversity - 10Brazil 1800s - 1900sindustries begin to grow
cities grew, migrants continued to arrive in cities - 11Brazil Pop. distribution todayBrasilia only 4th largest city in Brazil
Cities along wast coast are much bigger - 12Brazil pop. distribution today physical factorsAmazon river basin: hot and humid
heavy rainfall: leaching
huge cash crop farms
dense rainforest - makes travel difficult
pop. of interior remains low
native people forced to leave land: amerindians
plants and animal species have been destroyed
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- Karteikarten am Ohne Titel, erstellt von ethanlevins35 am 22/11/2015.
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