Which of the following is not true about climate change mitigation?
Question 20 options:
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Climate change mitigation usually tries to increase carbon sinks from the atmosphere.
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Climate change mitigation usually tries to increase carbon sources to the atmosphere.
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Climate change mitigation is usually cheaper than climate change adaptation in the long run.
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The case studies were examples of climate change mitigation strategies.
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Which of the following is not true about past climate changes.
Question 21 options:
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a)
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They help us better understand current and future climate change.
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b)
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Past climate changes generally were not as fast or significant as projected future climate change.
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c)
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Past climate change has been caused by changing atmospheric carbon dioxide levels.
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d)
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Because the climate has changed before, we shouldn't worry about current climate change.
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e)
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We rely on climate proxies to know about past climate changes because we can't measure temperature directly.
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Which of the following is a climate forcing?
Question 22 options:
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a)
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increasing greenhouse gases
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c)
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changing solar intensity
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