GEOG 102 Lecture Notes - Lecture 6: Dependency Ratio, One-Child Policy, Transhumance
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Demographic burden: young people that must support old people. Wide base pyramids: high tfr/ birth rate, poorer, lack access to medical. Narrow top pyramids: high death rate, low life expectancy, lack of sanitation, medical care. Pyramid shape: less developed- stage 2 or 3. Once you have studied the terms above, apply them to the regions of the world (ie: What stages in the dtm are they in? etc ) Movement that has a closed route and is repeated annually or seasonally. Movement- for example, college attendance or military service- that involves temporary, recurrent relocation. A change in residence intended to be permanent. Movement among a definite set of places. A seasonal periodic movement of pastoralists and their livestock between highland and lowland pastures. The space within which daily activity occurs international migration. Human movement involving movement across international boundaries immigration the act of a person migrating into anew country or area.