Unit 4 Cross Word

12345678910111213141516171819202122
Across
  1. 2. valuable and economic minerals
  2. 6. the type of amount of food someone eats
  3. 10. process where land becomes more like a desert
  4. 11. rapid expansion of a city into the country side
  5. 14. allowing to many animals to feed in an area
  6. 15. the movement of rock or soil by wind or water
  7. 16. land that contains fewer people and large amounts of space
  8. 17. widespread starvation caused by a shortage of food
  9. 20. movement of people from rural areas to cities
  10. 21. the amount of food or crops produced
  11. 22. includes roads, bridges and houses
Down
  1. 1. clearing trees from an area without replacing them
  2. 3. land that is capable of producing crops
  3. 4. an area protected from all exploitation
  4. 5. chemicals used to kill insects and weeds
  5. 7. genetic modification of dna for medical or industrial use
  6. 8. a term ending in island that refers to increased temperatures in cities.
  7. 9. replacing trees cut down for areas of development
  8. 12. occurs when people do not eat the correct amount or type of calories
  9. 13. naturally occurring inorganic solids
  10. 18. Land mainly covered by buildings and roads
  11. 19. farm or ranch animals grown for food