Climate Change

2. How long does it take for sunspots to fluctuate?
8. When did the little ice age take place?
12. percent What percent of the inflated energy from the sun is absorbed by the land and sea?
14. What seasons are carbon dioxide levels the highest?
16. The sun emits more radiation when more or less sunspots are present?
19. What proxy is used to measure the past atmosphere of the earth?
20. Can plant growing seasons change?

1. What season are carbon dioxide levels the lowest?
3. What are carbondioxide and methane?
4. When did the last glacial period end?
5. When did the Medieval warm period take place?
6. What area of the earth is most affected by this system?
7. The relationship between carbon dioxide concentration and global temperatures is what?
9. What percentage of scientists believe that Climate Change is ocurring
10. Describe the relationship between methane concentration and global temperatures?
11. Why does air mix between the troposphere and stratosphere?
13. contains the air we breathe and every aspect of what we call weather
15. How many layers does the atmosphere contain?
17. Very dry and less dense layer above
18. What changed about the EPA with the Trump administration?