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Discussion :: Environmental Science

  1. Of the gases listed below, which is not believed to be responsible for enhancing the earth's greenhouse effect?

    2. A.

     Chlorofluorocarbons (CFCs)
    B.

     Molecular oxygen (O2)
    C.

     Nitrous oxide (N2O)
    D.

     Carbon dioxide (CO2)
    E.

     Methane (CH4)

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    Answer : Option B

    Explanation :

    Molecular oxygen (O2) is not believed to be responsible for enhancing the earth's greenhouse effect.

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