human population growth melissa mathew

Effects of Human Population Growth: Ghana vs. United States

Melissa Mathew

OutlineDefinition of human population growthWhat causes and what effects itEffects of population growth on the United

StatesBaby boomers

Effects of population growth on Ghana

DefinitionIncrease in the number of who inhabit a territory

or statehttp://dictionary.reference.com/browse/population+g

rowthPopulation growth is the change in a population

over time, and can be quantified as the change in the number of individuals of any species in a population using "per unit time" for measurement. In biology, the term population growth is likely to refer to any known organism, but this article deals mostly with the application of the term to human populations in demography.http://en.wikipedia.org/wiki/Population_growth

Positive Population Growth RateIncrease in birth rate

Increase in fertility rateDecrease in child mortality rate

Decrease in death rateLonger life-span

Reasons For Increase In Population GrowthMedical advances

Vaccinations, availabilityBetter standard of living

Homes, clothing, foodAdvances in agricultural technology

Large scale farmingMore sanitation

How Far We Have Comehttp://www.youtube.com/watch?v=sc4HxPxN

rZ0

United StatesAbout 2.1 births per a woman: fairly constantLife expectancy: increased

76.0 years in 199382.6 by 2050

Diversification by immigrationNet immigration: 880,000 people per year

United StatesPopulation is increasing, but population

growth rate is slowing downPopulation to increase to 392 million by 2050Growth rate to decrease from 1.1 in 1990

to .54 by 2040Reason why growth rate is decreasing

Population is getting olderIncrease in death rate

Expected GrowthImmigration and fertility After 2011, each year the number of births

should exceed the year before it1/3 of the current population is caused by

immigration

Baby BoomersDuring the Great Depression there was a

decrease in birth rateWhen that generation reached adulthood,

there was an increase in births1957 had the most births ever recorded in

history

Effects of Baby BoomersMore focus on education (college enrollment)Marrying later, smaller familiesEconomic issues

United StatesIncrease in population is overall positive

More economic prosperityMore production of jobs

Better standard of living

Downside of population growthEconomic instability in the future

GhanaCurrently the growth rate is 2.9%

However it is not over populatedIn 1960, 12.3% of the population was

immigrantsIn 2003

3% was over 6543% was under 15

GhanaChildren must enter the work force at

younger ages to support large familiesNot enough funds for public education for

that many childrenRepeated pregnancies causes health

concerns

Population PolicyDeveloped in 19693rd country in sub-Saharan AfricaMeant to control the population growth

Structure the distribution of the growth

Expected GrowthBy 2015 the population is expected to be

26,359,00By 2020 the population is to reach 35.2

millionCurrent fertility rate: 5.5 children per woman

Is expected to increaseDeath rate is decreasing

Modern health care, more availabilty

GhanaPopulation growth is overall negative

Lower standard of livingLess education

Economic instability- government welfareHealth concerns

Child morbidity, death due to pregnancy, diseases

Work Citedhttp://users.rcn.com/jkimball.ma.ultranet/Biol

ogyPages/P/Populations.htmlhttp://www.census.gov/population/www/pop-p

rofile/natproj.htmlhttp://www.iussp.org/Brazil2001/s30/S39_P10

_Boadu.pdfhttp://www.nationsencyclopedia.com/Africa/G

hana-POPULATION.html

Expected Learning OutcomesHuman population growth can either have a

negative impact or a positive impact, depending on the country

The population in the United States is increasing

The increase in population is a positive thing for the U.S.

The population growth rate in Ghana is increasing

Ghana is having economic issues due to its population growth rate