Umwelt

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Across
  1. 5. heating
  2. 6. electricity,Power
  3. 10. animal
  4. 11. plant
Down
  1. 1. dirty,Filthy,Soiled
  2. 2. air conditioning
  3. 3. nature
  4. 4. World
  5. 5. earth, ground, soil
  6. 7. Forest,Woods
  7. 8. clean
  8. 9. person, human being