hum geo popuplation unit 2 Flashcards
pouplation distrubution
where people live in a geographic area. Is influenced by physical, enviromental, and human factors.
pouplation distrubution patterns
unifrom, clusters, linear, disperased, random
where do most people live
areas with low elevation, temperate climate, and accessibility to water Where they are able to meet basic needs.
climate
long term pattern in weaather
30 to 60 north and sotuh have temperate climates
60 to 90 north and south have freezing cold climates
flat low laying areas are
good for easy building, planting, and transporting goods
River Vally are
rich in soil, support dense pouplations
aqufiers
underground water sources
Economic factros as to where people live
live where they can earn a living, where technocgy and infrastructure is high,
political factros as to where people live
people may not live in areas with war or political instability
cultural factros as to where people live
housing avilibity, saftery, acess to transportation, can be dur to religion and certain roles in society
Historical factros as to where people live
places with more people in the now have a long history of hisrty habitaton in the past
2/3 of the worlds pouplation is clustered in
India, Pakistan, Bagaledesh, Chna, Japan, The islands
emerginf pouplation clusters
notheastern U.S and Sub Saharan Africa
sotht africa
least urbanized but fastest urbanizing
humans aviod to live in places
with dry, wet, cold, high lands
Ecumene
places of permenant human settlemet
consequences of pouplation distrubution social
can affect the quality of life, providing services to a culutered pop is easer than dispersed pop. Clustered pouplations have more public services.
evenly dispered poplated areas
core more developed countires
scattered pouplations
periphery less developed countries
consequences of pouplation distrubution Impact on Environment
can create strain on arebel land and resources, increased risk of an area exceding its carrying capacity, risk of evironmetal degradation.
DEpendacy ratio
the number of people in the dependatn age group divided by the number of people in the working are group. times 100
15 to 65 age
potiental workforce
15 under and 65 over
youth and elderly dependats
Dependacy rations can help to
compare societies over time, compare different areas, show current anf futre productivity, predict challenges for the future
Factors that affect sex ratio
child mortalit, coutres with high immigration for men, deaths of men in war, cultural perferance for boys.
what is the pouplation replacemtn level
the # of childern needd to keep the county’s pouplation constant. 2 childern per womam
Crude Birth RAte
the number od births ina year, can show how developed a country is