Earth Conservation

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Across
  1. 1. preserving the Earth
  2. 8. Taking old materials and creating something new
  3. 9. Resources found in nature people use
  4. 10. Species that is in danger of going extinct
  5. 12. Cutting down of trees and Forests
  6. 15. All the variety of life on Earth
  7. 16. Unnatural substances in the air that can cause harm
Down
  1. 2. A resource that we cannot make more of
  2. 3. All the living and nonliving things in an area
  3. 4. Old food scraps used to fertilize soil
  4. 5. Species that can enter and damage a ecosystem
  5. 6. Unnatural substances in water that can cause harm
  6. 7. Where all of our trash goes that isn't recycled
  7. 11. A resource that we can get more of
  8. 13. Creating a "staircase" on land to prevent soil erosion
  9. 14. When a lot of soil falls down a slope at a fast rate