Melting ice in the Arctic __________.
Question 8 options:
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a)
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decreases the planetary albedo and acts as a positive feedback loop.
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b)
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increases the planetary albedo and acts as a negative feedback loop.
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c)
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explains why the Arctic is warming less than the rest of the world.
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d)
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contributes to ocean acidification.
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Representative concentration pathways (RCPs) _____________.
Question 9 options:
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a)
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Show the actions we know humans will take in the future.
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b)
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put a limit on how much nutrient pollution can be released by wastewater treatment plants.
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c)
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are a tax on the amount of carbon released by humans.
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d)
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define several different scenarios based on which actions humans might take to limit greenhouse gas emissions.
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In response to climate change, species _________.
Question 10 options:
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a)
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will likely shift their ranges towards the poles or up mountains.
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b)
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will always be able to move fast enough to keep up with changing climates.
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c)
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may need assisted migration by humans to help them move fast enough across fragmented landscapes.
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