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Across
  1. 2. Nitrous oxide, methane are an example of what type of gas?
  2. 7. cow farts contain this gas
  3. 9. where does most of the trapped heat go?
  4. 10. animals need this to survive in new conditions
Down
  1. 1. Global temperatures have _____ over time.
  2. 3. This is an example of a fossil fuel.
  3. 4. average patterns of weather for an area over a long period of time
  4. 5. It snowed on Tuesday. This is an example of...
  5. 6. this living thing is one of the causes to climate change
  6. 8. if we didn't have the greenhouse effect, Earth would be...