B2 2020 Kibret

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Across
  1. 4. a color less gas used as fuel
  2. 6. a part of the atmosphere that protects life on earth from UV rays
  3. 7. natural fuel found from remains of living organisms
  4. 9. Part of the green house gases and it is about 7%
  5. 13. the warming of the globe due to rising temperatures
  6. 15. the air we breath
  7. 19. a gas in the atmosphere with only a littel amount
  8. 20. the outer most layer of the earth
  9. 22. warming when solar radiation is stuck in the atmosphere
  10. 24. a large covering of ice in an area
Down
  1. 1. buildings in which products and materials are manufactured in large numbers
  2. 2. the mass cutdown of trees to make room for something else
  3. 3. the most abundant human produced green house gas in the atmosphere
  4. 5. the level of the ocean surface
  5. 8. the start that the earth and other planet go around
  6. 10. the most abundant gas in the atmosphere an envelope of gases surrounding the earth
  7. 11. the layer that the ozone is located in
  8. 12. a thermal power plant in which heat is used to create electricity
  9. 14. a liquid taken out from petroleum that is mostly used for fuel
  10. 16. the atomsphere layer when weather and life occurs
  11. 17. an under ground fossil fuel
  12. 18. a rapid change in earth's climate due to both natural and human activities
  13. 21. fuel
  14. 23. the most abundant natural green house gas