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Crude birth rate is the nativity or childbirths per 1,000 people per year.According to the United Nations' World Population Prospects: The 2008 Revision Population Database, crude birth rate is the Number of births over a given period divided by the person-years lived by the population over that period. It is expressed as number of births per 1,000 population.According to the Dictionary of Geography by Audrey Clark, crude birth rate is also known as natural increase. It ranges from 12 to 50 per 1000 people. Furthermore, Clark describes that there is only a small tendency for birth-rates to…mehr

Produktbeschreibung
Crude birth rate is the nativity or childbirths per 1,000 people per year.According to the United Nations' World Population Prospects: The 2008 Revision Population Database, crude birth rate is the Number of births over a given period divided by the person-years lived by the population over that period. It is expressed as number of births per 1,000 population.According to the Dictionary of Geography by Audrey Clark, crude birth rate is also known as natural increase. It ranges from 12 to 50 per 1000 people. Furthermore, Clark describes that there is only a small tendency for birth-rates to fall even with more usage of birth control. During the period of 1960 to 1980, the world population has fallen 2% to 1.7 per cent per annum in the 1980s.