Geothermal power

• Where is geothermal energy generated and stored?

  In the Earth's crust
• What are the origins of geothermal energy?

  From the initial formation of the planet and radioactive decay of materials inside the Earth
• What type of energy heats hot springs across the world?

  Geothermal energy
• Which method of using geothermal energy is cheaper?

  Heating
• What are the two main methods of using geothermal energy?

  Heating and generating electricity
• How does using geothermal energy for heating work?

  • Pump water into the ground to warm it
  • Pump the heated water back to the surface
  • Use the water to heat homes
• How is geothermal energy used to generate electricity?

  Water is heated underground to produce steam that turns turbines to drive generators
• What are the environmental benefits of geothermal energy?

  • Causes minimal environmental damage during installation
  • Produces no pollutants such as carbon dioxide
  • Is a renewable resource
  • Is reliable over long periods
• What are the drawbacks of using geothermal energy?

  • Only usable in specific areas such as volcanic regions
  • Power plants can be expensive to build