Select a question to answer

QUESTIONS

1. What is the atmospheric concentration of Nitrogen in dry air and how does it get there?
2. What is the atmospheric concentration of Oxygen in dry air and how does it get there?
3. What is the atmospheric concentration of Argon in dry air and how does it get there?
4. What is CO2, what’s its current concentration in dry air, and how do we know this is the actual concentration?
5. How does CO2 get into the atmosphere NATURALLY?
6. Why does the atmospheric concentration of CO2 vary each year? Which months see the highest and lowest concentrations?
7. What are the main human activities that have allowed the concentration of CO2 to increase over the past 100 years?
8. What are some of the main effects in the atmosphere, the oceans and on the land that we see from the increase in CO2 levels?
9. How much of the extra warming of our lower atmosphere has been caused by CO2?
10. What is CH4, what’s its concentration in dry air, and how does it get into the atmosphere NATURALLY?
11. Which human activities have allowed the concentration of CH4 to increase over the past 100 years, and how much of the extra warming of our lower atmosphere has been caused by CH4?
12. What is Tropospheric O3, where do we find it in the atmosphere, which human activities have allowed the concentration to increase over the past 100 years, and which atmospheric issues is this gas associated ith?
13. What are NOx and how do these gases get into the atmosphere NATURALLY?
14. Which human activities have allowed the concentration of NOx to increase over the past 100 years, and which atmospheric issues is this gas associated with?
15. What are SOx and how do these gases get into the atmosphere NATURALLY?
16. Which human activities have allowed the concentration of SOx to increase over the past 100 years, and which atmospheric issues does this cause?

17. What are CFCs, and do they occur naturally? Which human activities have allowed their concentrations to increase over the past 100 years.
18. Which environmental issues are CFCs associated with? Has there been any progress in reducing these environmental impacts?
19. Define GHGs and list the major types we discussed in class. Are these responsible for the Greenhouse Effect or Climate Change…or both?
20. What is the key difference between the terms ‘Greenhouse Effect’ and ‘Climate Change’?
21. Is there a significant difference between the term ‘Global Warming’ and the term ‘Climate Change’? Which is used most by the scientific community – and why is this?
22. What is Acid Rain, which atmospheric gases cause this and where does it occur mostly?
23. What is Ozone Depletion, which atmospheric gases cause this, and is it getting worse?
24. What is the Troposphere and where do we find it?
25. What is the Stratosphere and where do we find it?
26. What is weather and how do we measure it?
27. What is climate and how do we measure it?
28. How does Latitude affect climate?
29. How does Elevation affect climate?
30. How do WARM Ocean Currents affect climate?
31. How do COLD Ocean Currents affect climate?
32. How would an area of low pressure and clouds affect climate?
33. How would an area of high pressure and clear skies affect climate?
34. What is the warmest part of the troposphere and why is this?
35. What is the warmest part of the stratosphere and why is this?
36. How does Distance from an ocean affect climate?