Sustainability

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Across
  1. 4. Electricity made using moving sea waves
  2. 6. A vehicle that runs on electricity instead of petrol or diesel
  3. 8. Reducing the amount of carbon dioxide released into the air
  4. 9. Used to keep heat inside buildings
  5. 13. To continue without damaging the environment
  6. 16. When the amount of carbon produced is equal to the amount removed
  7. 17. Storing energy to use later when it is needed
  8. 18. Coal, oil, and gas that release carbon when burned
  9. 19. Electricity made using wind turbines
  10. 20. A modern electricity system that uses digital technology
  11. 21. Reusing materials instead of throwing them away
Down
  1. 1. Energy that comes from natural sources that do not run out
  2. 2. Energy produced from splitting atoms to make electricity
  3. 3. Gases released into the atmosphere that contribute to climate change
  4. 5. Energy made from plants or organic waste
  5. 7. Heat energy taken from inside the Earth
  6. 10. Energy created by moving water, such as rivers or dams
  7. 11. The total amount of carbon a person or organisation produces
  8. 12. Energy produced from sunlight using solar panels
  9. 14. Power generated from the movement of ocean tides
  10. 15. Using less energy to do the same job