Across
- 3. What weakened the greenhouse effect with the removal of carbon dioxide and oxidation of methane?
- 6. When radiation gets trapped and radiates back toward the atmosphere what is called?
- 8. What is the thin layer of gases that surrounds the earth called?
- 9. A period of time where glaciers are growing
- 10. What is located in the stratosphere and absorbs and scatters ultraviolet radiation?
- 12. A period of time where the climate is warmer causing glaciers to retreat
- 14. An underwater current fueled by warm and cold salt water
- 15. What was the period of cooling that lasted from the 16th century to the 19th century?
Down
- 1. The layer of the earth's atmosphere that contains the air we breathe and where weather is found is called what?
- 2. What is causing the climate to become warmer?
- 4. These are formed as more ice is laid down every year
- 5. The very dry and dense layer above the troposphere is called?
- 7. This happens when coral polyps eject the symbiotic algae that live with them because of stressful environmental conditions
- 11. The most abundant gas in the atmosphere
- 13. A period of time where the earths surface temperature is lowered enough that glaciers can form at the poles and in mountains areas