Nature - 759

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Across
  1. 3. Relating to a particular period of the year
  2. 6. Book giving information about places/subjects
  3. 8. State of working together
  4. 9. Knowledge based on experience and information
  5. 10. Visible features of an area of land
  6. 11. Helpful, positive effect
  7. 12. Man-made waterway for boats to travel on
Down
  1. 1. Happiness following release from anxiety
  2. 2. Motivate someone to do something
  3. 4. Land on which many trees grow
  4. 5. Physical products of the earth
  5. 7. damage that cannot be repaired