What is happening to the earth climate?

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Across
  1. 2. too much of it is bad for earth
  2. 5. Production of goods and services
  3. 6. variation in global climate
  4. 9. lava spills out
  5. 10. cutting down of trees in a huge scale
Down
  1. 1. human activities
  2. 3. trapping heat in the atmosphere
  3. 4. causes we cannot control
  4. 7. farming and producing crops
  5. 8. number of people living in urban areas