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This quiz consists of 5 multiple choice and 5 short answer questions through Part I: Cascades.

Multiple Choice Questions

1. How many climate refugees does the U.N. project there will be by 2050?
(a) 200 million.
(b) 250 million.
(c) 100 million.
(d) 150 million.

2. How much carbon is said to be contained in the Arctic permafrost in Part I: Cascades?
(a) 1.8 trillion tons.
(b) 4.5 billion tons.
(c) 2.3 trillion tons.
(d) 4 trillion tons.

3. The author states in Part I: Cascades that all mass extinctions aside from the one that killed off the dinosaurs were caused by what?
(a) Climate change produced by heat storms on the sun.
(b) Extraterrestrial intervention.
(c) Asteroids.
(d) Climate change produced by greenhouse gas.

4. Who funded Wallace Smith Broecker's research in the 1970s?
(a) DuPont.
(b) Exxon.
(c) Chevron.
(d) Texaco.

5. What small town in Maryland was drowned by a "thousand-year flood" in 2016 (22)?
(a) Wilson.
(b) Warren.
(c) Montague.
(d) Ellicott City.

Short Answer Questions

1. When was the Paris Agreement ratified?

2. When was David Wallace-Wells's father born?

3. What term did Wallace Smith Broecker help to popularize, according to the author in Part I: Cascades?

4. What small Northern California town was largely wiped out by the Camp Fire?

5. When did Hurricane Harvey strike land?

(see the answer key)

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