Geography Revision

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Across
  1. 3. A karst landscape in Clare
  2. 5. A rock formed from sediments of skeletons, shells, sea creatures, etc.
  3. 8. An oil-rich country in the Middle-East
  4. 9. The layer of gases around the earth
  5. 11. A way to extract minerals from the earth
  6. 12. a greenhouse gas
Down
  1. 1. A glass structure that conserves heat
  2. 2. fragments of rock weathered from a slope
  3. 4. capital of Northern Ireland
  4. 6. The break down of rock
  5. 7. the middle layer of earth's structure
  6. 10. The break down and transportation of rock