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HUMAN RESOURCES (pattern of population distribution (60%people in 10…
HUMAN RESOURCES
pattern of population distribution
90% lives in about 30% of land
crowded in South &S-E Asia,Europe and N-En N America
More population in N of Equator than S.
3 quarter of worlds population in Asia & Africa
60%people in 10 countries with more than a 100 million population
China,India,USA,Indonesia,Brazil,Pakistan,Bangladesh,Nigeria,Russian Fed.,Japan
POPULATION CHANGE
World population not stable.it incresed manifold from1804 to 199 from 1 billion to billion
due to change in the no. of deaths and briths,birth rate failrly high while death rate reducing
Birth rate
Death rate
Natural growth rate
increase in population due to rapid increase in natural growth rate
Migration
Immigration
emigration
Life expectancy
POPULATION COMPOSITION
Refers to structure of composition
characteristics of people like age,sex,levels of literacy,health,occupation & income
to understand it-population pyramid or an age-sex pyramid
present no. of females & males in a country along with their age groups.
top-aged population,bottom of pyramid-children
high birth & death rates-like Kenya-broad at the base
low birth rates make pyramid narrow at base (Japan)
As in India.where death rates are decreasing,broad in the younger age groups
FACTORS AFFECTING DISTRIBUTION OF POPULATION
Geographical Factors –Topography, Climate, Soil, Water, Minerals
Social, Cultural and Economic Factors
DENSITY OF POPULATION
World- 51 per sq km.India -382 pr sq km
S Central Asia-highest density
PATTERNS OF POPULATION CHANGE
rate of population varies across world.eg: UK & Kenya
HUMANS MAKE NATURE BOUNTY RESOURCES
HUMAN RESOURCES NOT EQUALLY DISTRIBUTED