Jeffrey's Challenging (not really) Crossword Puzzle

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Across
  1. 3. An illegal act
  2. 4. The act of inspiration
  3. 7. Wrecked
  4. 8. Determination of a disease or illness
  5. 9. Pieces of the earth's surface with high altitudes
  6. 10. To achieve a goal
Down
  1. 1. An ecosystem that is in the state of being polluted
  2. 2. Areas where people live
  3. 5. Received for a good purpose
  4. 6. Involved with the environment