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Climate Change And Its Socio Economic And Political Dimensions Quiz 23 (25 MCQs)

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1. A person who studies climate is _____
2. According to the Intergovernmental Panel on Climate Change (IPCC) fourth report, "Most of the observed increase in global average temperatures since the mid-20th century is very likely due to the observed increase in anthropogenic greenhouse gas concentrations." What does anthropogenic mean?
3. The Committee on Climate Change is a _____
4. One region of the world that is very exposed to volcanoes, tsunamis, and earthquakes is _____
5. A change in the average conditions-such as temperature and rainfall-in a region over a long period of time.
6. A _____ is a mass of ice that moves downhill due to its weight.
7. How does Earth's past climates compare to today's?
8. Where can most carbon be found on Earth?
9. Climates are classified according to two major factors:
10. Group name for trade winds, westerlies, and polar easteries.
11. The largest source of greenhouse gas emissions by anthropogenic sources is _____ followed by _____
12. How are burning of fossil fuels and volcanic eruptions similar with respect to their effects on the carbon cycle?
13. What is the percentage of oxygen in the atmosphere?
14. Burning fossil fuels releases carbon dioxide.
15. Large bodies of water affect climate because
16. On tree rings, what does a narrower ring indicate?
17. The pH of acid rain is
18. Which of these takes millions of years to form?
19. The Earth's average temperature has increased over the last 150 years. Which of the following is the BEST explanation of the cause for this change?
20. The Earth's seasons depend on the Earth's _____ in relation to the Sun
21. Global warming refers specifically to an increase in
22. Which of the following has caused repeating 100, 000-year cycles of ice ages in the past?
23. As you go to the top of a mountain, what happens to temperature?
24. The two largest fuel sources are?
25. If the climate becomes warmer, sea levels will _____
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