The Earth in Perspective

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Across
  1. 3. removal of layer of topsoil
  2. 5. forest land to non-forest use
  3. 6. poison in the atmosphere
  4. 11. international agreement
  5. 12. ecosystem dominated with trees
Down
  1. 1. one of the 3 r's
  2. 2. council that fights deforestation
  3. 4. ecosystem dominated by soft-stemmed vegetation
  4. 7. dirty air
  5. 8. effect warming of atmosphere
  6. 9. change of climate
  7. 10. water in permable rock layers