Renewable Energy

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Across
  1. 3. Total greenhouse gases produced by human activities
  2. 4. Energy resource formed from ancient plants and animals
  3. 9. Energy produced from organic materials
  4. 13. Technology used to store electricity for later use
  5. 17. Resource that forms slowly and cannot be replaced quickly
  6. 18. Energy source that can naturally replenish over time
  7. 19. Amount of energy available for use
  8. 22. Precipitation made acidic by atmospheric pollution
  9. 24. Facility where electricity is produced
  10. 25. Energy produced by moving air
  11. 26. Structure that generates electricity from flowing water
  12. 29. System that uses sunlight to produce heat
  13. 30. Gas that traps heat in the atmosphere
  14. 31. Responsible use and protection of natural resources
  15. 32. Movement of carbon through the atmosphere land and water
  16. 33. Device that converts sunlight into electricity
Down
  1. 1. Contamination of the atmosphere by harmful substances
  2. 2. Fossil fuel formed from compressed plant material
  3. 5. Amount of energy required by consumers
  4. 6. Electricity generated from moving water
  5. 7. Machine that converts wind into electrical power
  6. 8. Fuel produced from living or recently living organisms
  7. 10. Energy captured from sunlight
  8. 11. Energy generated from ocean tides
  9. 12. Fossil fuel composed mainly of methane
  10. 14. Energy derived from heat inside the Earth
  11. 15. Network that delivers electricity to consumers
  12. 16. Long term changes in global temperature and weather patterns
  13. 20. Liquid fossil fuel used to produce gasoline and other products
  14. 21. Alcohol based fuel often made from corn or sugar crops
  15. 23. Device that converts sunlight directly into electricity
  16. 27. Using resources in a way that does not deplete them
  17. 28. Device that converts mechanical energy into electricity