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Changing Population Trends. A rapidly growing population uses resources at an increased rate and can overwhelm the infrastructure of a community. Infrastructure: The basic facilities and services that support a community, such as schools and hospitals. Problems of Rapid Growth.

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A rapidly growing population uses resources at an increased rate and can overwhelm the infrastructure of a community.

  • Infrastructure: The basic facilities and services that support a community, such as schools and hospitals.
problems of rapid growth
Problems of Rapid Growth
  • People cannot live without:
    • Clean Water
    • Fuel
    • Land that can be farmed for food
a shortage of firewood
A Shortage of Firewood
  • In many of the poorest countries, wood is the main fuel source.
  • Stable population  Deadwood is used
  • High pop growth  Healthy, living trees are cut down
what is fuel u sed for
What is Fuel used for?
  • A supply of fuel ensures that a person:
    • 1) Can boil water.
      • Public, available water is dirty and contains water-borne pathogens
    • 2) Cook food
  • Without enough fuelwood, many people suffer from disease and malnutrition.
unsafe water
Unsafe Water!!
  • In places that lack infrastructure, the local water supply may be used for sewage disposal (in addition to drinking)!
dirty nasty water
Dirty, Nasty Water
  • The water supply, becomes a breeding ground for organisms that cause diseases such as:
    • Dysentery
    • Typhoid
    • Cholera
impacts on land
Impacts on Land
  • Growing populations may have a shortage of arable land, which is land that can be used to grow crops.
urbanization
Urbanization
  • Much of the world’s population is undergoing urbanization, the movement of people from rural areas to cities.
suburban sprawl
Suburban Sprawl
  • Leads to:
    • Traffic Jams
    • Inadequate infrastructure
    • Reduction of land for
      • farming
      • Wildlife habitat
    • Housing within cities becomes more costly
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