Question

If there is no carbon dioxide in the earth's atmosphere, the temperature of earth's surface would be

• A. Dependent on the amount of oxygen in the atmosphere
• B. Higher than the present
• C. Less than the present
• D. The same

Answer 1

Answer:

C. Less than the present

Without carbon dioxide, Earth's surface would be some 33°C (59°F) cooler. Greenhouse gases occur naturally and are part of our atmosphere's makeup.