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Sunday, November 15, 2009

Introduction and importance of population and Environment


population means the total number of people living in particular area at a specified time. when we cialk about the population of a country, it is the number of people staying within the territory of a particular country at a specific time, for exemple , the population of Nepal according to the censure of 2001 A.D is 23151423.
we study different aspects such as population size, distribution structure and change in population under the section of population studies population size refers to the total number of people of a particular area of country. population distribution is a division of population on the basis of geographical or administartire regions whereas population structure or composition refers to the division of population on the basis of sex, age, religion, language, ethnic groups etc. The change in population denotes the increase or decrease in the size of population in a give period of time. birth death and migration are the direct factors behind population change.

1 comment:

  1. TruEly our country's population growth is threatening

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