Across
- 2. what is the trend of carbon dioxide levels
- 5. greenhouse gasses R_____ infrared
- 8. Nitrogen and oxygen are not a greenhouse gas. why?
- 10. what is a main cause for human climate change
- 11. CH4+202-CO2+2H2O+ energy is the chemical equation for?
Down
- 1. what is an effect the earth may experience as a result of climate change
- 3. what do greenhouse gases change
- 4. It increases carbon dioxide
- 6. natural cause of greenhouse gases (Starts with v)
- 7. A greenhouse gas
- 9. Another way to increase carbon dioxide