• Overpopulation takes place when the number of organisms exceeds the carrying capacity of the region.
  • Are seven billion people the human carrying capacity?
  • Nine billion?
  • We don't know yet.
  • Some of the harmful effects of a high human population are: pollution, habitat destruction, and invasive species.
  • People in developed nations use 32 times more resources than people in the developing countries of the world.
  • People are also affected by the large size of the human population.
  • Some people refer to the abundance of luxury items in some people's lives as over-consumption.
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