population explosion

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population explosion

  1. 1. POPULATION EXPLOSION D.MANOJ KUMAR 13MSE0290
  2. 2. DEFINITION: The rapid growth of the worlds population over the past one hundred years results From a difference between the rate od birth and the rate of death.the human population will increase by one billion people in the next decade
  3. 3. Causes of rapid population growth  The success in reducing death rates was the major reason,it was attributable to several factors :  increase in food production and distribution  Improvement in public health  Medical technology,along with gains in education and standards of living with in many developing nations
  4. 4. control measures:  Education :  Literacy plays a major role in controlling population growth  Improving the literacy rate especially in women can help a lot  Government benefits:  Government benefits should be allow to only people having small families Publicity: The importance of birth control measures should be published through media,socialnetworks
  5. 5. OVERALL VIEW:  In the 20th century, human population has grown much faster than before.  Between 1950-1990---population crossed 5 billion mark i.e; 92 million every year  In the year 2000 the world population was 6.3 billion and it is predicted to grow 4 times in next 100 years
  6. 6. INDIAN SCENARIO:  Population of india is more than one billion ---- second most populous country next to china  In 2050 the expected indian population is 1.63 billions---will surpass china in 2030 .  In just 35 years after independence we added another india in terms of population  Now Current situation--- we can say every 6th person in this world is indian
  7. 7. Adverse Effects of Population Explosion  Resource Depletion  Environmental Degradation  Increase in waste Production  Air,Water and soil pollution
  8. 8. Important Views On Population Growth Malthusian theory:  Human populations tend to grow at an exponentential rate where as food production tend to very slow growth.  Starvation,poverty,disease,crime and misery are expected.  For stabilizing the population growth we need  “positive checks” –famines,disease outbreak and violence  “preventive checks” –birth control systems
  9. 9. Maxian theory –karl Marx  Population growth – a symptom rather than cause of poverty, resource depletion ,population and other problems  Social exploitation and oppression of the less privileged people leads to poverty,unemployment,environmental degradation and in turn cause over population. 

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