this weeks notes
this weeks notes GEOG 103 001
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This 2 page Class Notes was uploaded by Eliza Lynch on Wednesday October 21, 2015. The Class Notes belongs to GEOG 103 001 at University of South Carolina taught by Larianne Collins (P) in Fall 2015. Since its upload, it has received 27 views. For similar materials see Introduction to Geography in Geography at University of South Carolina.
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Date Created: 10/21/15
102015 GEOG103 Field experience review DUE NEXT TUES write on answer sheet for field experience doesn t need to be complete sentences besides the paragraph on the second page check the rubric to make sure everything is included last question binary opposite nature amp societyphysical amp human example pollen on benches how nature is affecting the built environmenthumans in general review notes from end of previous class Factors influencing population density Climate 0 Low density cold hot dry 0 High density warm mid latitudes Topography amp Soils 0 Flat areas fertile soil accessible to water Ecumene portion of Earth s surface occupied by permanent human settlement Has steadily increased over time crude birth rate CBR number of births per 1000 people per year crude meaning everyone crude death rate CDR number of deaths per 1000 people per year global death rate amp US death rate are both 81 000 death rate has gone down globally natural increase rate NIR by which a population grows in a year global NIR is 12 total fertility rate TFR average number of ids a woman will have throughout her childbearing years ages 1549 on avg infant mortalitv rate IMR annual number of deaths of infants under 1 year of age compared with total live births life expectancv average number of years a newborn infant can expect to live at current mortality levels worlds life expectancy is 70 US is 79 lowest life expectancy in subSaharan Africa infant mortality rate best reflects a country s health care system and can tell you if a country is developed or not developed Why is Population Increasing at Different Rates Demographic transition a process of change in a society s population from a condition of HIGH CBRCDR with a low NIR and low total population to a condition of low CDRCDR with a low NIR and a higher total population Stage 1 Low growth low population Stage 2 High growth Stage 3 Moderate growth Stage 4 Low growth high population zero population growth ZPG KNOW DEMOGRAPHIC TRANSITION CHART Stage 1 hunting amp gathering agricultural revolution birth rates and death rates are very high but equal when a country moves into stage 2 the death rate begins to drop Stage 2 industrial revolution medical revolution death rate drops today s developed countries moved into stage 2 when the industrial revolution 1750 hit them but the rest of the world was still stuck in stage 1 until the 1950s when the medical revolution hit every single country has experienced the medical revolution so NO country is left in stage 1 today Stage 3 birth rate drops social changes infant mortality rates drop and then the number of kids woman are having also drops when countries move from stage 2 to 3 people start having as many children because they are being industrialized not every country has made it to stage 3 but every single one has made it to stage 2 Stage 4 lifestyle changes woman in the work force things even back out Stage 5 death rate goes higher than the birth rate which results in population decline
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