In order to assess your understanding of the lesson materials, please select the most appropriate answer for each of the multiple choice questions below.
    Question 1/5

    Which of the following best describes methane's CO2e GWP?

    1. A
      Tonne over tonne, it is identical to CO2.
    2. B
      It is 300 times that of CO2.
    3. C
      20 to 36 times that of CO2 over a 100 year timescale
    4. D
      84 times that of CO2 over a 100 year timescale.