environment

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Across
  1. 2. (adj.) When something doesn't exist anymore
  2. 5. A building, used for growing plants that need warmth and protection
  3. 8. A process of collecting waste to use it again
  4. 9. A process of cutting down trees
Down
  1. 1. A big animal with thick skin and two horns on its nose
  2. 3. A stong wind that causes damage
  3. 4. Damage caused to water, air, etc. by harmful substances or waste:
  4. 6. A number of animals or plants in which the members have similar characteristics to each other
  5. 7. Trees in a tropical area that receive a lot of rain