B1 2020 Hengerer

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Across
  1. 2. The chemical formula for Methane
  2. 3. the measure of a gases radiative efficiency and residence time (GWP)
  3. 5. Leading cause of greenhouse gas emissions
  4. 7. second most abundant greenhouse gas produced during the production of coal, oils, and fuels.
  5. 8. Made during photosynthesis and humans breathe this
  6. 10. this is the driving force behind all life on earth and is an important part of heating the earth (middle of the solar system)
  7. 12. The chemical formula for water
  8. 13. The chemical formula for Carbon dioxide
  9. 14. fuel and oil made from the past remains of a living organism
  10. 16. Most abundant greenhouse gas
  11. 17. these slowly moving masses of compact ice are melting because of global warming
  12. 18. A collection of plants that orbit a sun
  13. 19. The heating of the earth caused by humans
  14. 23. all the gases that surround the earth
Down
  1. 1. A gas that helps trap heat in the earths atmosphere heating the earth
  2. 2. The earth’s climate changing due to human activity
  3. 4. When gases reflect heat warming the earth
  4. 6. This third most abundant greenhouse gas emitted during agriculture, industrial, and the burning of fossil fuels
  5. 9. Most abundant gas in the atmosphere
  6. 11. this will rise due to global warming
  7. 12. Lightest and the first element
  8. 15. gas form of water which helps contribute to natural heating of the earth
  9. 20. this is a layer in the atmosphere that contains a high concentration of ozone which absorbs ultraviolet radiation
  10. 21. these are thick layers of ice that are located at the poles that are melting
  11. 22. A force that pulls on an object depending on size