The environment

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Across
  1. 3. Catching too many fish in an area of the sea.
  2. 6. The mark made by a person's or animal's foot.
  3. 9. Refers to person, place, thing, quality, etc.
Down
  1. 1. Solid, light, black and very combustible matter.
  2. 2. Undomesticated animal species.
  3. 4. The cutting down of trees in a large area, or the destruction of forests by people.
  4. 5. Said of a substance: That it can be degraded by biological action.
  5. 7. Where the community lives.
  6. 8. The introduction of contaminants into the natural Environment that cause adverse change.