A Carbon Dioxide Concentration Record from the Vostok Ice Core

question 12

Multiple Choice

A carbon dioxide concentration record from the Vostok ice core indicates

• A) little change in atmospheric CO₂ concentration before the Industrial Revolution.
• B) dramatic increases in atmospheric CO₂ associated with ice ages.
• C) dramatic increases in atmospheric CO₂ associated with interglacials.
• D) dramatic changes in atmospheric CO₂, but no obvious association with the glacial/interglacial cycle.
• E) an inverse correlation between atmospheric CO₂ concentration and temperature.

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