Geography 1HA3 - Lecture notes (Fertitlity) 2

Geography 1HA3 - Lecture notes (Fertitlity) 2 - Natural...

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Natural Increase - Rate of natural increase( RNI) - RNI = CBR- CDR -annual rate of pop growth - see tables 4.4, p.140 ; 4.5, p.141; fig 4.5, p.141 - describe the pattern of natural increase at the global scale - in General, highest RNI figures associated with low levels of economic development - variations in RNI: 1. Low RNI - Europe 2.HIGH RNI - wesstern asia, tropical Africa 3. CANADA RNI = 0.3% 4. Highest RNI - Mali = 3.3% Demographic Stats - Canada - Births per 1000 pop - 11 - Deaths per 1000 pop - 7 - Rate of Natural increase (%) 0.3 - Current Population (2011) 34.5m
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Unformatted text preview: - projected pop (2025) 37.6m Explaining pop Growth 1. The S-Shaped Curved Model see fig.4.10 , p 152-typical pattern of pop growth over time for plants/animals (including humans): growth begins slowly, then increases rapidly(expentionally) and finally levels off Note: difference between plant/animal pop and human pop - " the curve model does not take into account the variety of cultural and economic factors that affect human populations." (152)- In other words, culture seperates humans from other species...
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