如果想以美國政府的論據為準的話,請您看一下這個。

來源: 2014-07-12 21:50:27 [舊帖] [給我悄悄話] 本文已被閱讀:
http://epa.gov/climatechange/ghgemissions/gases/ch4.html

“Pound for pound, the comparative impact of CH4 on climate change is over 20 times greater than CO2 over a 100-year period.”