understanding population pyramids
DESCRIPTION
Understanding Population Pyramids. Population Pyramids. http://ecp3113-01.fa01.fsu.edu/lively_introduction/fig7.gif. What will the pyramid look like in 2025? 2050?. Age Dependency Ratio. 4. 3. 5. 2. 1. Analysis of Italy’s Population Pyramid. 1. Decline in Birth Rate 2. Baby Boom - PowerPoint PPT PresentationTRANSCRIPT
Understanding Population Pyramids
Population Pyramids
http://ecp3113-01.fa01.fsu.edu/lively_introduction/fig7.gif
What will the pyramid look like in 2025? 2050?
Age Dependency Ratio
10 8 6 4 2 0 2 4 6 8 10
0-4 yrs.5-9 yrs.
10-14 yrs.15-19 yrs.20-24 yrs25-29 yrs30-34 yrs.35-39 yrs.40-44 yrs.45-49 yrs.50-54 yrs.55-59 yrs.60-64 yrs.65-69 yrs.70-74 yrs.75-79 yrs.
80+ yrs.AGE
PERCENT
Males(%)Females(%)
Italy, 2000
1
2
34
5
Analysis of Italy’s Population Pyramid
• 1. Decline in Birth Rate• 2. Baby Boom• 3. Fewer men due to World War I and II • 4. More women due to: a. longer life
expectancy and b. World Wars (I and II) • 5. More 75-79 yrs than 0-4 yrs. Signs of a
future worker shortage and an overall declining population.
Aging population…
…declining birth rate
10 8 6 4 2 0 2 4 6 8 10
0-4 yrs.5-9 yrs.
10-14 yrs.15-19 yrs.20-24 yrs25-29 yrs30-34 yrs.35-39 yrs.40-44 yrs.45-49 yrs.50-54 yrs.55-59 yrs.60-64 yrs.65-69 yrs.70-74 yrs.75-79 yrs.
80+ yrs.AGE
PERCENT
Males(%)Females(%)
Italy, 2000
10 8 6 4 2 0 2 4 6 8 10
0-4 yrs.5-9 yrs.
10-14 yrs.15-19 yrs.20-24 yrs25-29 yrs30-34 yrs.35-39 yrs.40-44 yrs.45-49 yrs.50-54 yrs.55-59 yrs.60-64 yrs.65-69 yrs.70-74 yrs.75-79 yrs.
80+ yrs.AGE
PERCENT
Males(%)Females(%)
Italy, 2025
10 8 6 4 2 0 2 4 6 8 10
0-4 yrs.5-9 yrs.
10-14 yrs.15-19 yrs.20-24 yrs25-29 yrs
30-34 yrs.35-39 yrs.40-44 yrs.45-49 yrs.50-54 yrs.55-59 yrs.60-64 yrs.65-69 yrs.70-74 yrs.75-79 yrs.
80+ yrs.AGE
PERCENT
Males(%)Females(%)
Italy, 2050
http://marketplace.publicradio.org/display/web/2007/11/22/why_italian_men_wont_leave_the_nest/#
Mammoni: “Mama’s Boy”
How is this population pyramid different from Italy’s?
http://www.townsendchamber.org
Population Pyramids at Different Scales
• Country• State• County (Borough)
http://www.aleutianseast.org
http://dsc.discovery.com/fansites/deadliestcatch/deadliestcatch.html
ACTIVITYfor
Selected Population Pyramids in the
United States
Helpful Hints…
A. Ann Arbor, MI - University of Michigan
B. Buffalo county, SD - Crow Creek Indian Reservation, one of the poorest counties in the United States
C. Punta Gorda, FL - retirement community
D. Leavenworth, KS - United States Penitentiary
E. Manhattan, NYC - wealthy downtown, few large families
F. Nothhamton, MA - Smith College, an all girls college
G. Fort Bragg, NC - United States Army Fort
H. Springfield, IL - average American city
Answers
• 1. B• 2. A• 3. E• 4. C• 5. G• 6. H• 7. F• 8. D
Population Pyramids for Selected Countries
Guest Workers, mainly from South Asia
http://fusions.wordpress.com/2007/08/06/migrant-workers-in-dubai
Guest Workers from India in the Persian Gulf Countries
Post War Baby Boom and Declining Birth Rate
http://www.economist.com/world/displaystory.cfm?story_id=9539825
http://kotaku.com/gaming/only-in-japan/strange-japanese-game-center-name-226261.php
Declining Birth Rate, Emigration, War
http://www.dw-world.de/dw/article/0,2144,1817206,00.html
Mourning the dead.
Stable Population Growth
http://www.airninja.com/worldfacts/countries/Argentina/fertilityrate.htm
Slow Decline
High Birth and Death Rates
http://atlas.7jigen.net/photo/?n=Comoros&ln=en
“Although the Comoros is a poor country, extreme manifestations of poverty such as famine or homelessness are rare. The great majority of people have access to adequate food, clothing, shelter, and, to some extent, water.”
http://poverty2.forumone.com/library/view/8688/
Slightly Increasing Population
“Increased prosperity as a result of the Celtic Tiger's economic boom in the wake of its 1973 EU membership has led to major changes in Ireland which is no longer traditionally a country of emigration and is receiving substantial numbers of immigrants to fill jobs.”
http://www.religiousconsultation.org/News_Tracker/Ireland_population_to_jump_to_five_million.htm
http://en.wikipedia.org/wiki/Image:Vilnius_at_Dublin.jpg
Extremely High Birth and Death Rates
http://www.biyokulule.com/February_%201990s(4).htm
http://www.islamic-relief.com/submenu/appeal/somalia_crisis.htm
Persistent Poverty and Violence