Geography

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Across
  1. 1. part of the earth where living organisms are to be found
  2. 3. the air surronding the earth
  3. 5. dry land regions becoming more arid
  4. 7. at risk of extinction
  5. 9. crust of the earth
  6. 13. relating to space
  7. 14. no longer existing
Down
  1. 1. human made surroundings
  2. 2. all the water on the earths surface
  3. 4. conserving natural resources
  4. 6. a line joining points of equal elevation
  5. 8. a community of oranisms where they live
  6. 10. place where a plant or animal naturally lives
  7. 11. the act of settling
  8. 12. a plan or diogram