Dian, Pipit, Fima, Wildan--Environment

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Across
  1. 2. gas that cause green hous
  2. 5. process by which soil, rock, or other surface material is gradually worn away and removed from one location to another by natural forces such as water
  3. 8. what happens if trees are cut down
  4. 10. large waves of water hitting the land as happened in Aceh
  5. 14. process of erosion by river water
  6. 15. gempa bumi
  7. 17. Daur ulang
  8. 18. mengurangi pemakaian
  9. 19. synonym of ecosystem
  10. 20. water flow from upstream to downstream
Down
  1. 1. air for breathing
  2. 3. replanting trees
  3. 4. community of living organisms interacting with each other
  4. 6. energy source used by solar panels
  5. 7. the process of biological decomposition of organic matter
  6. 9. pemandangan in english
  7. 11. sampah in english
  8. 12. gunakan kembali
  9. 13. antonym of reforestation
  10. 16. type of soil frequently used for pottery