Energy Resource

Advantages and Disadvantages

Biofuel (Renewable)

Advantages:

  • Less expensive than fossil fuels
  • Range of resources
  • Increases jobs in the community
Disadvantages:

  • Produce emissions when burned
  • Require large amounts of land to grow
  • Land used may push out food crops

Geothermal (Renewable)

Advantages:

  • 3 to 5 time more effective than electrical heating
  • Very reliable due to few moving parts
  • Flexibility in installation
Disadvantages:

  • Installation is expensive
  • causes disturbance to local area
  • Requires electricity from fossil fuels

Fossil Fuel

Hydroelectric (renewable)

Advantages:
  • Reliable form of energy generated
  • Dam create large artificial lakes
  • Relatively cheap to run
Disadvantages:
  • Vast area may be flooded
  • Dams restrict flow of sediments
  • May lead to increased erosion rates
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Nuclear Power (Non-renewable)

Advantages:


  • Does not emit CO2
  • Technology is readily available
  • Large amount of energy generated
Disadvantages:
  • Produces radioactive waste
  • Never completely reliable
  • Uranium is scarce