Environment

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Across
  1. 1. when a there aren't many animals left of a species
  2. 6. a movement to reduce pollution
  3. 8. The natural world; plants, animals, rocks..
  4. 9. when a species of animal disappears
Down
  1. 2. The surrounding area
  2. 3. scientific study of the environment
  3. 4. harmful to the environment
  4. 5. temperature rising do to greenhouse gases
  5. 7. another word for waste