Sociology 1020 Lecture Notes - Total Fertility Rate, Demographic Transition, Infant Mortality

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The cbr in the world today is approximately twenty-one thousand, while the cdr is only nine per thousand. The twelve persons per thousand difference between these two rates is a measure of how fast the population is growing per year, and known as the rate of natural increase. Rate of natural increase: measure of how fast the population is growing per year, based on the difference between the crude birth rate and the crude death rate. With increased industrialization and even higher standards of living in the nineteenth century, the pace of demographic growth began to quicken. World population now stands at about 6. 5 billion. 1. 2 percent is an average, concealing tremendous variation in population growth rates in different parts of the world. In countries like canada, the rate of natural increase is low, 0. 4 percent. Many countries of eastern europe, including russia and hungary, the rate is negative, more people die than are born.

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