Nature Now!

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Across
  1. 4. Gas found in the atmosphere
  2. 5. They live in nature, others fly, others swim
  3. 6. Produces oxygen
  4. 7. Coal, petroleum and natural gas in general
  5. 9. We breathe it
Down
  1. 1. An area covered with trees
  2. 2. The physical environment or organisms
  3. 3. Plants, animals, mountains, rivers generally
  4. 4. The weather conditions
  5. 8. We plant in it