Earth Day

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Across
  1. 3. Decayed organic material used as a plant fertilizer.
  2. 4. our world.
  3. 6. earth's largest natural source of energy.
  4. 9. Earth day is celebrated in this month.
  5. 10. Transfer of energy from plants through a series of animals to humans.
  6. 12. Clearing a wide area of trees.
  7. 13. smaller or lesser in size.
  8. 14. Gradual increase in the overall temperature of the earth's atmosphere.
Down
  1. 1. Substances or things introduced into the environment that has harmful or poisonous effects.
  2. 2. Absorbs the sun's rays as a source of energy that generates electricity.
  3. 5. Converting waste into reusable material.
  4. 7. Reusing discarded objects to create a product of higher value than the original.
  5. 8. protect from harm or destruction (environment)
  6. 11. Plants and trees release it into the air.