Which compares the effectiveness of methane and nitrous oxide as a greenhouse gas with that of carbon dioxide?
A. Only methane is a more effective greenhouse gas than carbon dioxide.
B. Both methane and nitrous oxide are more effective greenhouse gases than carbon dioxide.
C. Only nitrous oxide is a more effective greenhouse gas than carbon dioxide.
D.Neither methane nor nitrous oxide is a more effective greenhouse gas than carbon dioxide.
1 answer
B. Both methane and nitrous oxide are more effective greenhouse gases than carbon dioxide.