The world population reached one billion during early 1800s which is hundreds of thousands of years after the origin of human beings.. Population reached 2 billion after another 120 years. In the past 50 years population doubled from 3 billion in 1959 to 6 billion in 1998. This is the highest rate of population growth in history.
Growth should be measured according to prosperity and how well we satisfy human needs. Growth should not be measured according to population or GDP growth. Growth should be achieved preserving our biological and physical environment.
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