Week 7 Day 3

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Across
  1. 2. 2 words a shortage of food
  2. 5. 2 words wind power, solar power etc
  3. 10. 2 words coal, gas etc
  4. 11. 2 words earthquake, flood (for example)
  5. 12. the presence of too much CO2
  6. 13. 2 words energy released when uranium is used
  7. 15. 2 words more than 50% of a resulting injury
  8. 16. the activity of growing crops
Down
  1. 1. 2 words an increase in the number of people in a city
  2. 3. the action of chopping down all the trees
  3. 4. 2 words carbon dioxide
  4. 6. too many people in one space
  5. 7. 2 words a system of high rise structures
  6. 8. 2 words energy from the sun
  7. 9. the process of making an area more urban
  8. 14. 2 words vehicles that don't require petrol