Sharing the Planet

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Across
  1. 3. Gases discharged into the air
  2. 4. Natural habitats supporting life
  3. 6. Weather conditions in an area over time
  4. 8. A massive rainfall
  5. 9. Very large destructive waves
  6. 11. Atmospheric conditions
  7. 13. When a species dies out
  8. 14. A large destructive storm
  9. 15. A harmful emmission mainly form cows
  10. 17. When the weather is warmer than usual for long
  11. 18. The propeller designed to catch wind in order to produce renewable energy
  12. 20. The academic term for man-made
  13. 22. The variety of life forms in an area
Down
  1. 1. Renewable energy produced from running water
  2. 2. When a resource can be reused
  3. 5. A period of dry weather
  4. 7. WHen the earth shakes
  5. 10. The harmful process by which the oceans are becoming more acidic
  6. 12. The removal of a wide area of trees
  7. 16. Protective layer around the earth
  8. 19. When water rises and destroys infrastructure
  9. 21. A harmful gas for the climate