Human Georgraphy- world population growth

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World population growth

  • the worlds population is growing rapidly
  • it took until 1804 to reach the first billion
  • the second billion took 123 years and the third billion took only 32 years
  • in 12 years, from 1987 to 1999, the population grew from 5 billion to 6 billion
  • it is expected to reach 7 billion in 2011
  • the latest prediction from demographers- the people who study population- is that the world population will level off at 8-10 billion around 2050

changing population

ninety-five pe rcent of all population growth since 1950 has been in low-income countries, especially in the very poorest countries. this is because…

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