Everyday Science
NULL
Medium
Question
The greenhouse effect is caused by an excess of?
A
Carbon dioxide
✓ Official correct answer
B
Carbon monoxide
C
Carbon tetrachloride
D
None of the above
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
Carbon dioxide
No member explanations yet for this option.
B
Carbon monoxide
No member explanations yet for this option.
C
Carbon tetrachloride
No member explanations yet for this option.
D
None of the above
No member explanations yet for this option.
Explanation
Elevated carbon dioxide is a major greenhouse gas linked to enhanced warming.
Hence the keyed answer is Carbon dioxide.
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