Natural Resources

123456789101112
Across
  1. 2. a natural resource that Canada has that the U.S. doesn't
  2. 7. the number of births per 1,000 each year
  3. 10. change in climate due to elevation
  4. 11. the use of tools and skills to make life easier
  5. 12. natural resource that is the most common worldwide
Down
  1. 1. the number of deaths per 1,000 each year
  2. 3. loss or destruction of trees
  3. 4. slow warning of the earth caused by the burning of fossil fuels
  4. 5. Warming buildup of gas that can increase global temperatures
  5. 6. a natural resource that the U.S. has that Canada doesn't
  6. 8. pollution is the air
  7. 9. can cause air pollution