Multiple Choice
Which of the following is not true of carbon dioxide?
A) It is critically important in regulating the temperature of the planet.
B) Today, it far exceeds its natural range of 180 to 300 pp.
C) It occurs in large amounts in the atmosphere relative to other gases, such as nitrogen and oxygen.
D) Overall, atmospheric CO₂ has increased by 16% from 1992 to 2012.
Correct Answer:
Verified
Correct Answer:
Verified
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